JP2019107436A - Liquid extraction device and method - Google Patents

Abstract

To provide a floor cleaning device which is formed into a small size and can be easily operated and handled.SOLUTION: The device comprises a body 100, a first tank and a second tank. The body includes a front side, a rear side, an upper side and a lower side. The body further includes a first fluid outlet, a first air passage 111, a second air passage 113, and a third air passage 117. The nozzle 103 is detachably attached to the front side of the body. The nozzle includes a fourth air passage 119 proximate to a bottom of the body and a fifth air passage 121 proximate to an upper side of the body. The fifth air passage is coupled to the fourth air passage. The nozzle is attached to the body so that the first and fifth air passages are substantially arranged side by side. The device further comprises a handle 105 coupled to the body, a vacuum motor 143, a fluid pump 137, and a controller 145 for actuating the fluid pump and/or vacuum motor.SELECTED DRAWING: Figure 1

Description

  Device manufacturers and service providers are continually being challenged to develop cleaning systems that can provide value and convenience to consumers. Conventional floor cleaning systems are often as intrusive as consumers and have limited flexibility.

  Aspects of the present disclosure are best understood from the following detailed description when read in conjunction with the accompanying drawings. According to industry standard practices, the various features are not drawn to scale. In fact, the dimensions of the various features may be arbitrarily large or small for clarity of the description.

  FIG. 1 is a perspective view of an apparatus according to some embodiments.

  FIG. 2 is a bottom perspective view of the device, according to some embodiments.

  FIG. 3 is a side view of an apparatus according to some embodiments.

  FIG. 4 is a top perspective view of the device with the tank removed, according to some embodiments.

  FIG. 5 is a top perspective view of the device with the tank and nozzle removed, according to some embodiments.

  FIG. 6 is a perspective view of a cleaning fluid tank, according to some embodiments.

  FIG. 7 is a perspective view of a recovery tank, according to some embodiments.

  FIG. 8 is a side view of a carpet cleaning nozzle according to some embodiments.

  FIG. 9 is a side view of a hard surface nozzle, according to some embodiments.

  FIG. 10 is a perspective view of an accessory attachment according to some embodiments.

  FIG. 11 is a schematic view of a control system according to some embodiments.

  FIG. 12 is a system diagram of fluid flow, according to some embodiments.

  FIG. 13 is a flowchart of a method according to some embodiments.

FIG. 14 is a functional block diagram of a computer or processor based system in which an embodiment is implemented.
Detailed description

  In the following, various embodiments, ie examples, are disclosed for implementing different features of the provided subject matter. In the following, specific examples of components and arrangements are described to simplify the present disclosure. Of course, these are merely exemplary and not intended to be limiting. For example, in the description below, the position where the first feature is over or on the second feature includes embodiments in which the first and second features are in direct contact, and additional The invention also includes embodiments in which the first and second features are between the first and second features, such that the first and second features do not come into direct contact. Also, in the present disclosure, the same reference signs and / or letters may be used repeatedly in different embodiments. This repetition is done for the purpose of simplicity and clarity, and the reference signs and characters themselves do not define the relationship between the disclosed different embodiments and / or configurations.

  Furthermore, in the present specification, terms that indicate spatial relationships such as "beneath", "below", "lower", "above", "upper", etc. , Is used to facilitate the description of the relationship between one element or feature drawn in the figure and another element or feature. Spatial related terms are intended to encompass different orientations of the device in use or in operation, in addition to the orientation depicted in the figures. The device can also be oriented in other orientations (rotation to 90 degrees or other orientations) and the terms used to describe spatial relationships as used herein are similarly interpreted.

  Conventional liquid extraction devices are large, bulky, dusty cleaning systems that are difficult for the consumer to operate and handle. Conventional cleaning systems often have limited how consumers can manipulate the components of the cleaning system, making them difficult to carry and maintain.

  FIG. 1 is a perspective view of an apparatus 100 according to some embodiments. The apparatus 100 includes a body 101, a nozzle 103, a handle 105, a cleaning fluid tank 107, and a recovery tank 109. Device 100 is a liquid extraction cleaning system. In some embodiments, device 100 is configured to clean the underlying surface of device 100. Device 100 is shown in an assembled state.

  Body 101 includes one or more side walls that define a front side 101a, a rear side 101b, an upper side 101c, and a bottom side 101d. The first fluid outlet 201 (FIG. 2) is at the bottom side 101 d of the body 101. The body 101 includes a first air passage 111 and a second air passage 113 connected to the first air passage 111. In some embodiments, the first air passage 111 and the second air passage 113 are openings at the end of the coupler 115 having a channel connecting the first air passage 111 and the second air passage 113. The coupler 115 is removably attached to one or more side walls of the body 101. In some embodiments, the coupler 115 is shaped such that the first air passage 111 is closer to the bottom side 101 d of the body 101 than the second air passage 113. The third air passage 117 is on the upper side 101 c of the body 101.

  The nozzle 103 is detachably attached to the front side 101 a of the body 101. The nozzle 103 includes a fourth air passage 119 approximate to the bottom side 101 d of the body 101 and a fifth air passage 121 approximate to the upper side 101 c of the body 101. The fifth air passage 121 is connected to the fourth air passage 119 by a channel in the nozzle 103. The nozzle 103 is attached to the body 101 substantially in line with the first air passage 111 and the fifth air passage 121. In some embodiments, the nozzle 103 is attached to the body 101 such that the first air passage 111 and the fifth air passage 121 are connected to facilitate the flow of air from the nozzle 103 to the coupler 115. ing.

  In some embodiments, the nozzle 103 is a skid portion 803 (FIG. 8) adjacent to the fourth air passage 119, and at least one wheel 805 on the side of the nozzle 103 opposite the skid portion 803 (FIG. 8). , And the fourth air passage 119 is between the skid portion 803 and the at least one wheel 805. In some embodiments, the nozzle 103 includes a squeegee 903 (FIG. 9) surrounding the fourth air passage 119, and the nozzle 103 extends from the base of the squeegee 903 away from the fourth air passage 119. 909 (FIG. 9). In some embodiments, the nozzles 103 are one of a first nozzle or a second nozzle included in a set of nozzles configured to be attached to the body 101 individually. In some embodiments, one nozzle of the set of nozzles is a carpet cleaning nozzle such as nozzle 801 (FIG. 8) and the other nozzle of the set of nozzles is nozzle 901 (FIG. 9) Etc hard surface nozzles. In some embodiments, the device 100 is based on the type of surface facing the bottom side 101 a of the body 101 in order to increase the ability of the device 100 to effectively clean the surface facing the bottom side 101 a of the body 101. Thus, the specific nozzle 103 such as the nozzle 801 or the nozzle 901 can be selectively attached.

  The handle 105 is connected to the body 101. In some embodiments, the handle 105 may be in a substantially upright position relative to the body 101 or substantially in a position relative to the body 101 where the body 101 is located. The handle 105 is rotatably connected to the body 101 so that it can assume another position between the lower surface.

  The handle 105 includes a base portion 123, a shaft 125, and a grip portion 127. Base portion 123 includes a first fluid coupling 401 (FIG. 4) coupled with a first fluid outlet 201 (FIG. 2). The shaft 125 is coupled to the base portion 123. The grip portion 127 is at the end of the shaft 125 opposite the base portion 123.

  The handle 105 is configured to rotate relative to the body 101 about a first axis 129 and to rotate about a second axis 131 substantially orthogonal to the first axis 129. In some embodiments, the first axis 129 and the second axis 131 are in different planes displaced from one another along the length of the handle 105. By rotating the handle 105 around two different axes extending from the body 101 and the portion of the handle 105 coupled with the grip portion 127, the handle 105 is moved while the device 100 is being moved by tilting the handle 105. , To enable the operation of the device 100.

  In some embodiments, the body 101 includes a handle lock mechanism configured to lock the handle 105 in the stowed position relative to the body 101. In some embodiments, the stowed position is substantially upright such that the handle 105 is substantially orthogonal to the floor underlying the device 100. In some embodiments, the handle lock mechanism is configured to prevent rotation of the handle 105 about the first axis 129 and the second axis 131 in the stowed position. In some embodiments, the handle lock mechanism is configured to rotate the handle 105 about the first axis 129 and the second axis 131 when the handle 105 is released from the stored position.

  In some embodiments, the grip portion 127 includes a trigger 133. The shaft 125 has a mechanical linkage 135 that extends from the trigger 133 of the handle 105 to the base portion 123. The fluid pump 137 is connected to the first fluid coupling 401, the first fluid outlet 201, and the actuator in the handle 105. In some embodiments, fluid pump 137 is housed in base portion 123 of handle 105. In some embodiments, fluid pump 137 is housed within body 101. The mechanical linkage 135 is configured to contact the actuator based on the actuation of the trigger 133. Fluid pump 137 is configured to supply fluid to first fluid outlet 201 based on actuation of trigger 133 and contact of mechanical linkage 135 with the actuator. In some embodiments, mechanical linkage 135 is internal along the linear length of shaft 125 such that actuation of trigger 133 moves mechanical linkage 135 along the linear length of shaft 125 and contacts the actuator. Including a shaft that can move on. In some embodiments, trigger 133 is connected by an electrical connection with an actuator or fluid pump 137 such that fluid pump 137 supplies fluid to first fluid outlet 201 based on actuation of trigger 133.

  Each of the cleaning fluid tank 107 and the recovery tank 109 is connected to the corresponding part of the body 101. The cleaning fluid tank 107 is on the base portion 123. Cleaning fluid tank 107 includes a cleaning fluid tank container 139 configured to contain fluid, and a second fluid coupling 601 (FIG. 6) configured to be coupled to first fluid coupling 401.

  The recovery tank 109 is above the body 101. The recovery tank 109 includes a recovery tank container 141 separated from the cleaning fluid tank container 139. The recovery tank 109 is also configured to be connected to the sixth air passage 701 (FIG. 7) configured to be connected to the second air passage 113, and a seventh air passage configured to be connected to the third air passage 117. 703 (FIG. 7).

  The vacuum motor 143 is at the base portion 123 of the handle 105. The vacuum motor 143 has an inlet connected to the third air passage 117 and an outlet for ventilating to one or more of the side of the base portion 123 or the outlet of the body 101. In some embodiments, the inlet of the vacuum motor 143 is connected to the third air passage 117 via a hose extending from the base portion 123 to the body 101, and the first fluid coupling 401 is via a tube inside the hose And the first fluid outlet 201. In some embodiments, the first fluid coupling 401 is connected to the first fluid outlet 201 by a tube outside the hose coupling the vacuum motor 143 and the third air passage 117. In some embodiments, the hose connecting the vacuum motor 143 and the third air passage 117 has limited exposure of the hose connecting the vacuum motor 143 and the third air passage 117, and the vacuum motor 143 and the third air It is substantially internal to the handle 105 and the body 101 so as to be protected from external elements that may damage the hose coupling the passage 117.

  The controller 145 is included in the body 101. The controller 145 is connected to the vacuum motor 143 and the fluid pump 137. The controller 145 operates the fluid pump 137 to supply the fluid contained in the cleaning fluid tank 107 to the first fluid outlet 201 and operates the vacuum motor 143 to pass air, debris, liquid through the first air passage 111. Alternatively, one or more of the fluid may be drawn into the recovery tank 109. In some embodiments, controller 145 is housed within body 101. In some embodiments, controller 145 is external to body 101. In some embodiments, controller 145 is housed within base portion 123.

  Controller 145 includes a chipset having a processor and memory (eg, chipset 1400, FIG. 14). The controller 145 is coupled to one or more of the fluid pump 137 or the vacuum motor 143. In some embodiments, the memory included in controller 145 has computer-executable instructions stored therein, and when the processor of controller 145 executes, fluid pump 137 and / or vacuum motor 143 is turned on. Or turned off. In the operating state of the initial value, the vacuum motor 143 is configured to draw air into the inlet of the vacuum motor 143 and discharge the air from the outlet of the vacuum motor 143. In some embodiments, controller 145 is configured to cause vacuum motor 143 to reverse so that vacuum motor 143 draws air into the outlet of vacuum motor 143 and exhausts air from the inlet of vacuum motor 143 There is.

  Body 101 optionally includes headlights 147 coupled with controller 145. If the body 101 includes a headlight 147, the controller 145 may be based on actuation of a system power switch, light control switch, fluid release or agitator control switch, or other suitable switch, or the controller 145 of the apparatus 100, vacuum. Headlight 147 is configured to be turned on or off based on one or more of motor 143 or other suitable components being turned on.

  Device 100 includes a fluid control switch 149 configured to take one position from a plurality of selectable positions. The controller 145 is configured to supply the fluid contained in the cleaning fluid tank 107 to the first fluid outlet 201 at a rate based on the position of the fluid control switch 149. For example, when the fluid control switch is in the first position, the controller 145 causes the fluid pump 137 to supply cleaning fluid at a first flow rate measured in gallons per minute (GPM) or other suitable unit. When the fluid control switch is in the second position, the controller 145 supplies cleaning fluid to the fluid pump 137 at a second flow rate measured in gallons per minute (GPM) or other suitable unit, which is greater than the first flow rate. Let When the fluid control switch is in the third position, the controller 145 sends to the fluid pump 137 a third flow rate measured in gallons per minute (GPM) or other suitable unit greater than the first flow rate and the second flow rate. Supply the cleaning fluid. In some embodiments, the selected flow rate corresponds to the mode of operation of the device 100. In some embodiments, the first flow rate is associated with the hard surface mode, the second flow rate is associated with the quick dry carpet wash mode, and the third flow rate is associated with the deep clean carpet wash mode. In some embodiments, at low flow rates, the amount of fluid discharged from the first fluid outlet 201 to the surface corresponding to the bottom side 101 d of the body 101 is reduced. The amount of fluid expelled affects the drying time or the amount by which the surface corresponding to the bottom side 101 d of the body 101 is immersed by the cleaning fluid expelled from the first fluid outlet 201.

  In some embodiments, the fluid control switch 149 is on the upper side 101 c of the body 101. In some embodiments, fluid control switch 149 is on base portion 123 or grip portion 127 of handle 105.

  In some embodiments, the body 101 has a second fluid outlet 509 (FIG. 5) coupled with the first fluid coupling 401. In some embodiments, the second fluid outlet 509 is in a position covered by the nozzle 103 on the front side 101 a of the body 101 when the nozzle 103 is attached to the body 101. The second fluid outlet 509 is exposed when the nozzle 103 is removed from the body 101. The first air passage 111 and the second fluid outlet 509 are configured to mate with the accessory connector 1001 (FIG. 10) including the accessory fluid coupling and the accessory connector air passage.

  The cleaning fluid tank 107 has a cleaning fluid tank locking mechanism 151 at the top of the cleaning fluid tank container 139. In some embodiments, the flush fluid tank locking mechanism 151 includes latches, hooks, or other suitable fasteners configured to releasably secure the flush fluid tank 107 to the base portion 123 and the shaft 125. . The shaft 125 has a locking hook 153 configured to mate with a portion of the flush fluid tank locking mechanism 151. The cleaning fluid tank locking mechanism 151 is configured to release the cleaning fluid tank locking mechanism 151 such that the cleaning fluid tank 107 can be removed from the fixed position between the base portion 123 and the shaft 125. The preferred structure of

  In some embodiments, the height of the portion of the body 101 where the recovery tank 109 is located is minimized to reduce the overall height of the body 101 and the recovery tank 109. The reduced height allows the user to manipulate device 100 around and below objects such as furniture. In some embodiments, one or more of fluid pump 137, vacuum motor 143, controller 145, or other suitable components of device 100 minimize the overall height of body 101 and recovery tank 109. It is housed in the base portion 123 of the handle 105 in order to In some embodiments, one or more of the fluid pump 137, vacuum motor 143, controller 145, or other suitable components of the apparatus 100 are of the portion of the body 101 where the recovery tank 109 is located. It is located as close as possible to the back side 101b in the body 101 to minimize its height.

  In use, one or more components of the body 101 are configured to discharge cleaning fluid contained within the cleaning fluid tank 107 to a surface corresponding to the location where the body 101 is located. Also, one or more components of the body 101 draw one or more of air, debris, liquid or part of the fluid into the recovery tank 109 from the side corresponding to where the body 101 is located. It is configured.

  The various embodiments described herein allow the user to be more confident in operating, moving or manipulating one or more of the liquid extraction devices such as device 100. In some embodiments, the apparatus 100 also provides the user with flexibility in using the apparatus 100 in cleaning different types of surfaces. This facilitates the device 100 by combining the nozzle 103, the mode of operation, the accessory attachment, and / or the fluid flow rate corresponding to the cleaning depth and drying time desired by the user, and the type of surface to be cleaned using the device 100. It is made possible by reconfiguring.

  FIG. 2 is a bottom perspective view of the apparatus 100 according to some embodiments. One or more first fluid outlets 201 are at the bottom side 101 d of the body 101. The one or more first fluid outlets 201 include jets, spray nozzles, or other suitable structures capable of discharging fluid. The first fluid outlet 201 is connected to the first fluid coupling 401 (FIG. 4) via a fluid flow path extending from the first fluid coupling 401 to the first fluid outlet 201. The first fluid outlet 201 is configured to discharge the cleaning fluid received from the cleaning fluid tank 107 to facilitate spreading the cleaning fluid stored in the cleaning fluid tank 107 on the surface outside the body 101. It is done.

  The agitator 203 is on the bottom side 101 d of the body 101. The agitator motor 205 is coupled to the controller 145 (FIG. 1) and is configured to move the agitator 203 based on the instructions received from the controller 145.

  At least two wheels 207 a-207 d (collectively referred to as wheels 207) are rotatably coupled to the body 101. The wheel 207 is configured to support at least a portion of the bottom side 101 d of the body 101 on a surface in contact with at least one of the at least two wheels 207.

  The agitator 203 is connected to an agitator motor 205. The agitator 203 is a rotating brush. In some embodiments, the agitator 203 can be a spin brush, or any other suitable type of brush, capable of disturbing, sweeping, or rocking the surface under the bottom side 101 d of the body 101 in contact with the agitator 203. Or any other suitable structure. In some embodiments, agitator 203 includes a plurality of bristles, squeegees, one or more blades, or other suitable shapes or materials. The agitator motor 205 is configured to rotate or move the agitator 203 based on one or more of the type of agitator 203, the power supplied to the agitator motor 205, or the instructions output by the controller 145. ing. In some embodiments, agitator motor 205 is configured to rotate agitator 203 in a direction toward fourth air passage 119. In some embodiments, agitator motor 205 is configured to rotate agitator 203 in a direction opposite to the direction of movement of body 101.

  In some embodiments, the device 100 is configured to improve user operability by facilitating forward and reverse cleaning of the lower surface of the device 100. In some embodiments, one or more of the controller 145 or the agitator motor 205 move the agitator 203 in a first direction based on the determination that the cleaning fluid is not being discharged from the first fluid outlet 201 and the cleaning fluid is Is configured to move the agitator 203 in a second direction different from the first direction based on the determination that the fluid is discharged from the first fluid outlet 201. This improves the operability and the cleaning performance of the apparatus 100.

  In some embodiments, wheels 207 c and 207 d are configured to maximize the amount that agitator 203 is in contact with the lower surface of body 101. In some embodiments, controller 145 is configured to adjust the height of wheels 207 c and 207 d based on the type of surface under body 101. In some embodiments, based on the type of surface under the detected body 101, the controller 145 should penetrate deeply into the surface under the body 101 or should lightly contact the surface under the body 101 Or, it is configured to determine whether the lower surface of the body 101 should not be in contact.

  In some embodiments, agitator motor 205 is configured to adjust the height of agitator 203 relative to bottom side 101 d of body 101. In some embodiments, the controller 145 is configured to cause the agitator motor 205 to do one or more of the following based on the type of surface under the sensed body 101: Body 101 The height of the agitator 203 with respect to the bottom side 101 d of the lower portion 101d is adjusted, or the agitator 203 is not rotated. In some embodiments, the height of agitator 203 relative to bottom side 101 d of body 101 is configured to be manually adjusted. In some embodiments, the height of one or more of agitator 203 or wheels 207 c and 207 d relative to bottom side 101 d of body 101 is fixed.

  In some embodiments, motion sensor 209 is coupled to controller 145. The motion sensor 209 is configured to detect the direction in which the body 101 moves. In some embodiments, motion sensor 209 may be a rotation sensor, a GPS unit, a gyroscope, or data collected from motion sensor 209 configured to detect the direction of rotation of at least one wheel 207. And one or more of other suitable sensors configured to allow the controller 145 to determine the direction of movement of the body 101. In some embodiments, controller 145 is configured such that agitator motor 205 rotates agitator 203 in a direction opposite to the direction of movement of body 101. In some embodiments, controller 145 is configured such that agitator motor 205 causes agitator 203 to rotate in a direction opposite to the direction of rotation of wheel 207. In some embodiments, the controller 145 directs the agitator motor 205 toward the front side 101a of the body 101 if the body 101 is advancing, based on the detected direction of movement of the body 101. When the body 101 is reversely rotated, it is configured to rotate in a direction toward the rear side 101 b of the body 101.

  The bottom side 101 d of the body 101 has an agitator cavity 211 partitioned by one or more side walls of the body 101. The agitator cavity 211 is configured to receive the agitator 203 such that a first portion of the agitator 203 is in the agitator cavity 211 and a second portion of the agitator 203 is exposed in a direction away from the body 101. In some embodiments, first fluid outlet 201 is in agitator cavity 211. In some embodiments, the first fluid outlet 201 is located within the agitator cavity 211 such that the agitator 203 is between the first fluid outlet 201 and the lower surface of the body 101. In some embodiments, the first fluid outlet 201 is located within the agitator cavity 211 to wet the agitator 203 with the cleaning fluid discharged from the first fluid outlet 201. In some embodiments, the first fluid outlet 201 may be located in the agitator cavity 211 at a location that facilitates direct application of the cleaning fluid discharged from the first fluid outlet 201 to the lower surface of the body 101. positioned. In some embodiments, the first fluid outlet 201 is outside the agitator cavity 211 at a location that facilitates direct application of the cleaning fluid discharged from the first fluid outlet 201 to the lower surface of the body 101. It is located in In some embodiments, the body 101 has more than one first fluid outlet 201 located at one or more locations of the body 101.

  The agitator cavity 211 does not have a fourth air passage 119 or an air passage communicating with the first air passage 119 or the nozzle flow passage in the nozzle 103 on the side wall of the body 101 defining the agitator cavity 211.

  In some embodiments, if the agitator 203 is a rotating brush, the agitator 203 is configured to be mounted to the agitator cavity 211 by at least one brush roll cover 213. The brush roll cover 213 is configured to be detachably attached to the body 101. The brush roll cover 213 is configured to support the agitator 203 such that the agitator 203 can rotate within the agitator cavity 211. In some embodiments, the brush roll cover 213 supports the agitator 203 so that the agitator 203 can rotate within the agitator cavity 211 without passing through the agitator 203 or the axle around which the agitator 203 rotates. Is configured as.

  Each of the wheels 207a-207d is independently coupled to the body 101 such that each wheel 207 is free to rotate about a corresponding axis of rotation. In some embodiments, at least wheels 207a and 207b are independently coupled to body 101 by corresponding axles 215a, 215b and pin fasteners 217a, 217b. In some embodiments, wheels 207a and 207b are attached to a single axle, each extending from wheel 207a to wheel 207b. In some embodiments, when mounted on a single axle, each wheel 207a and 207b is configured to rotate independently about a single axle. In some embodiments, at least wheels 207c and 207d are attached to a single corresponding axle extending from wheel 207c to wheel 207d, respectively. In some embodiments, when mounted on a single axle, each wheel 207c and 207d is configured to rotate independently about a single axle.

  The diameter of the wheels 207a and 207b is larger than the diameter of the wheels 207c and 207d. The wheels 207a and 207b contact the bottom side 101d of the body 101 with at least one wheel 207a or 207b to facilitate movement of the body 101 on the surface and contact of the agitator 203 with the lower surface of the body 101. It is configured to be separated from the lower surface of the body 101. In some embodiments, the wheels 207 c and 207 d have diameters configured to facilitate contact of a portion of the nozzle 103 around the fourth air passage 119 with the lower surface of the body 101. In some embodiments, one or more axles configured such that wheels 207 c and 207 d respectively rotate about them are coupled to at least one height adjuster 219. The height adjuster 219 is configured to raise and lower the wheels 207 c and 207 d with respect to the bottom side 101 d of the body 101. In some embodiments, the at least one height adjuster 219 is a manual adjustment member configured to operate to move and lock the wheels 207c and 207d to one of at least two specific positions. is there. In some embodiments, at least one height adjuster 219 is a motor coupled with controller 145. In some embodiments, controller 145 causes at least one height adjuster 219 to move wheels 207c and 207d based on one selected from at least two preset positions relative to bottom side 101d of body 101. Is configured.

  In some embodiments, the surface detection sensor 221 is on the bottom side 101 d of the body 101 coupled with the controller 145. The surface detection sensor 221 includes one or more distance sensors configured to detect the distance between the bottom side 101 d of the body 101 and the lower surface of the body 101. In some embodiments, the surface detection sensor 221 is a position sensor configured to detect the geographical position of the body 101, and the controller 145 is below the body 101 based on the detected position of the body 101. It is configured to determine the type of surface. In some embodiments, the surface detection sensor 221 is a photoelectric sensor; optical sensor; whether the surface under the body 101 is a hard surface or a carpet, and the type of hard surface (eg hard wood, ceramic, linoleum, composite flooring, or Floor type detector configured to identify one or more of any other suitable material), or pile height of carpet, or weave type of carpet, or the face based body 101 thereunder And other suitable types of sensors that can collect data that can confirm the type of. In such embodiments, controller 145 is configured to cause one or more of the following: height based on the type of surface determined based on the data collected by surface detection sensor 221 The adjuster 219 changes the position of the wheels 207c and 207d; outputs an alert indicating the type of surface under the body 101; the height of the wheels 207c and 207d is acceptable for the detected surface type under the body 101 Outputs the height status of the wheels 207c and 207d, indicating that the height of the wheels 207c and 207d should be adjusted based on the type of surface under the body 101 being or sensed; or detected The type of surface under the body 101 is acceptable, but the type of nozzle 103 A shall, or indicate that it should change the type of nozzle 103 based on the detected type of surface of the lower body 101, and outputs the type of state of the nozzles 103 attached to the body 101.

  In some embodiments, the side of the one or more bodies 101 includes one or more quick release panels to allow the user easy access for maintenance purposes of the device 100. In some embodiments, at least one, one or more quick release panels are coupled to another portion of the body 101 by one or more fasteners. In some embodiments, one or more fasteners can be tightened or loosened using a conventional driver, flat head driver, Phillips head driver, hex driver, Torx driver, or any other suitable type of driver . In some embodiments, all of the quick release panels connected to the body 101 by fasteners are connected by the same type of fastener so as to allow easy access to the body 101 and the components contained therein.

  FIG. 3 is a side view of the device 100 according to some embodiments. The mode selection switch 301 is connected to the controller 145 (FIG. 1). When the mode selection switch 301 is in the first position and power is supplied to the controller 145, the controller 145 moves the agitator 203 so that the first fluid outlet at a flow rate based on the position of the fluid control switch 149 (FIG. 1). 201 (FIG. 2) is configured to supply a cleaning fluid. When the mode selection switch 301 is in the second position and power is supplied to the controller 145, the controller 145 causes the agitator 203 to come to a standstill and the cleaning fluid at a specific flow rate independently of the position of the fluid control switch 301. It is configured to supply a second fluid outlet 501 (FIG. 5). In some embodiments, mode select switch 301 is movable to one of three selectable positions. When the mode selection switch 301 assumes the first position, the second position, or the third position other than the first position or the second position, the controller 145 delays the operation of the fluid pump 137 (FIG. 1) for a fixed time. It is configured to let you For example, in some embodiments, controller 145 may be configured to: 1 to prevent cleaning fluid from being drawn from cleaning fluid tank 107 if the user inadvertently moves mode selection switch 301 to the first or second position. The operation of fluid pump 137 is configured to be delayed for a period in the range of seconds to 10 seconds, or any other suitable delay.

  In some embodiments, the cleaning fluid tank 107 includes a magnet 303. The magnet 303 is configured to float based on the amount of fluid contained in the cleaning fluid tank 107. In some embodiments, the magnet 303 is in a floating cage 305. In some embodiments, the magnet 303 is completely free to move within the cleaning fluid tank 107. Base portion 123 includes a sensor 413 (FIG. 4) configured to detect the distance between magnet 303 and sensor 413 based on the magnetic field associated with magnet 303. The controller 145 is configured to determine the amount of cleaning fluid contained in the cleaning fluid tank 107 based on the distance between the magnet 303 and the sensor 413. In some embodiments, the controller 145 is configured to output an alert based on the determination that the amount of cleaning fluid contained in the cleaning fluid tank 107 is lower than the pre-specified amount.

  In some embodiments, the handle 105 includes hooks 309a and 309b around which optional power cords can be wound. At least one hook 309a or 309b is rotatably attached to the handle 105 such that the cord wound around the hooks 309a and 309b falls to the ground based on the position of the hook 309a or 309b.

  The handle 105 is rotatably coupled to the body 101 by a U-joint, a rocker, a ball or other suitable coupling such that the handle 105 can be multi-axially rotated relative to the body 101. In some embodiments, the handle 105 is configured to rotate about a single axis relative to the body 101.

  The handle 105 includes a handle lock mechanism configured to lock the handle 105 in a fixed position relative to the body 101. In some embodiments, the handle lock mechanism is a detent lock configured to at least temporarily limit rotation of the handle 105 relative to the body 101 about the first axis 129 and / or the second axis 131, It includes a slot configured to cooperate with a pin, ring, or other suitable body 101 structure. In some embodiments, the handle lock mechanism comprises a slot or other suitable body 101 that at least temporarily limits rotation about the first axis 129 and / or second axis 131 of the handle 105 relative to the body 101. It includes a stop lock, pin, ring or other suitable structure configured to cooperate with the lock member.

  In some embodiments, pulling on the handle 105 with at least a certain amount of force releases the handle 105 from being locked to the body 101. In some embodiments, the handle lock mechanism is such that when the end of the handle 105 is pulled away from the body 101 with a force in the range of about 5 lbf to about 25 lbf, the handle 105 is released from the locked state. Is configured. In some embodiments, the handle lock mechanism includes a release pedal, switch, button, or other suitable device configured to release the handle 105 from being locked to the body 101.

  In some embodiments, the handle 105 has a carry handle 311 between the base portion 123 and the point where the handle 105 is connected to the back side 101 b of the body 101. In some embodiments, the handle 105 has an upper portion 315 and a lower portion 317. Upper portion 315 of handle 105 includes mechanical linkage 135. In some embodiments, the upper and lower portions 315, 317 of the handle 105 each include at least a portion of the mechanical linkage 135. In some embodiments, at least the upper portion 315 of the handle 105 does not include any electrical connection with the electrical component or any other component of the device 100 other than the lower portion 317 or the upper portion 315. In some embodiments, one of lower portion 317 or base portion 123 includes an actuator 319 coupled with fluid pump 137 (FIG. 1). The actuator 319 interacts with the mechanical linkage 135 or the electrical connection between the trigger 133 and the actuator 319 so that the fluid pump 137 supplies the cleaning fluid to the first fluid outlet 201.

  In some embodiments, the handle 105 has an auxiliary hook 321 on the upper portion 315. The auxiliary hook 321 is configured to hold a portion of the power cord associated with the device 100 along the handle 105. Holding the power cord in the upper portion 315 of the handle 105, for example, prevents jamming of the power cord or prevents the user from tripping the power cord and allows the user to operate the device 100 better.

  In some embodiments, the body 101 has one or more side brushes 323 attached to one or more side walls of the body 101 adjacent to the agitator cavity 211 (FIG. 2). The optional side brush 323 is configured to help loosen debris on the surface corresponding to the bottom side 101 d of the body 100. In some embodiments, one or more side brushes 323 are stationary. In some embodiments, one or more side brushes 323 are configured to perform one or more of move, rotate or extend away from the body 101. In some embodiments, the controller 145 is configured to cause one or more of the side brushes 323 to extend away and / or rotate away from the body 101 based on the selected operating mode. It is done. For example, the moveable or extendable side brushes 323 help the user to operate the device 100 at hard-to-reach locations such as under furniture, in corners of rooms, along floorboards, under cabinets, or other inaccessible locations.

  FIG. 4 is a top perspective view of the apparatus 100 with the cleaning fluid tank 107 (FIG. 1) and the recovery tank 109 (FIG. 1) removed, according to some embodiments. The first fluid coupling 401 is above the base portion 123. The base portion 123 includes a first tank seat 403 configured to receive the cleaning fluid tank 107. The first tank seat 403 includes a first fluid coupling 401. The handle 105 includes one or more locking hooks 405 configured to mate with the flush fluid tank locking mechanism 151 (FIG. 1).

  In some embodiments, body 101 has one or more lights 407 on the outside of body 101. The light 407 is coupled to the controller 145. In some embodiments, the alert output by the controller 145 causes one or more lights 407 to be turned on based on the determination that the fluid contained in the flush fluid tank 107 is below a certain amount. In some embodiments, alert output by the controller 145 may turn on one or more lights 407 based on the determination that the fluid contained in the recovery tank 109 exceeds a certain amount. In some embodiments, alert output by controller 145 causes one or more lights 407 to be turned on based on the determination that agitator 203 (FIG. 2) is clogged. In some embodiments, controller 145 is configured to shut off vacuum motor 143 (FIG. 1) based on the determination that actuator 203 is clogged.

  Fluid pump 137 (FIG. 1) is connected by tubing 409 to first fluid coupling 401. There is a bridge 411 in the body 101 around which the tube 409 extends. The bridge 411 is a three-dimensional structure with dimensions and shape, configured to maintain the lowest radius, between the fluid pump 137 and the first fluid coupling 401, independently of the position of the handle 105, and around it. The tube 409 is curved. By maintaining the lowest radius of curvature of the tube 409, the bridge 411 prevents the tube 409 from becoming entangled and the flow of fluid through the tube 409 ceases when entanglement occurs.

  The first fluid coupling 401 includes a cup-shaped receptacle, and the second fluid coupling 601 (FIG. 6) of the cleaning fluid tank 107 is configured to be located therein when assembled. In some embodiments, the first fluid fitting 401 is configured to be inserted into or interlocked with the second fluid fitting 601 of the wash fluid tank 107 to couple the wash fluid tank 107 to the fluid pump 137. , Nipple or other suitable structure. In some embodiments, the first fluid coupling 401 opens the valve in the second fluid coupling 601 of the cleaning fluid tank 107, and the cleaning fluid contained in the cleaning fluid tank 107 is the cleaning fluid tank A pin is configured to be inserted into the second fluid coupling 601 of the flush fluid tank 107 for flow out of the 107 into the first fluid coupling 401.

  In some embodiments, the pin included in the first fluid coupling 401 is an electrical contact that can project upward from the bottom surface of the first fluid coupling 401 and engage with the second fluid coupling 601 of the cleaning fluid tank 107. . In some embodiments, the second electrical contact is configured such that the second electrical contact is outside of the area of the second fluid coupling 601 of the cleaning fluid tank 107 where the pins are configured to mate. It projects from the bottom surface of the fluid coupling 401 and is configured to extend to a height lower than the height of the pin with respect to the bottom surface of the first fluid coupling 401. In some embodiments, the controller 145 detects the cleaning fluid tank 107 based on the capacitance of the cleaning fluid tank 107 or the first fluid coupling 401 detected using one or more of the pins or the second electrical contact. It is configured to determine the amount of cleaning fluid. In some embodiments, the controller 145 determines the cleaning fluid based on the determination that there is no electrical connection between the pin and the second electrical contact generated by the cleaning fluid in the space between the pin and the second electrical contact. It is configured to determine that the tank 107 is empty.

  In some embodiments, base portion 123 includes sensor 413. The sensor 413 is configured to detect the distance of the magnet included in the cleaning fluid tank 107, such as the magnet 303 (FIG. 3), based on the magnetic field associated with the magnet included in the cleaning fluid tank 107. The controller 145 is configured to determine the amount of cleaning fluid contained in the cleaning fluid tank 107 based on the distance between the magnet 303 and the sensor 413.

  Body 101 includes a second tank seat 415 configured to receive recovery tank 109. The second tank seat 415 is an area on the upper side 101 c of the body 101 that includes the third air passage 117. In some embodiments, the second tank seat 415 is a recessed area on the upper side of the body 101 to facilitate connection of the recovery tank 109, the second air passage 113, and the third air passage 117. The recovery tank 109 is configured to be at least partially accommodated in the second tank seat 415.

  FIG. 5 is a top perspective view of apparatus 100 according to some embodiments, with cleaning fluid tank 107 (FIG. 1), recovery tank 109 (FIG. 1), and nozzle 103 (FIG. 1) removed. ing. The body 101 includes a nozzle receiving area 501 on the front side 101 a of the body 101. The nozzle receiving area 501 includes one or more recesses 503 configured to mate with a portion of the nozzle 103 when the nozzle 103 is attached. In some embodiments, one or more recesses 503 are configured to receive an upward hook included on the back side of the nozzle 103. When the nozzle 103 is attached to the body 101, one or more indentations 503 are such that the nozzle 103 is fixed to the front side 101a of the body 101 when the device 100 is moving in the forward or reverse direction. It is configured to engage the rear hook of 103.

  In some embodiments, the front side 101 a of the body 101 includes a locking recess 505 configured to receive a moveable hook that is included in the nozzle locking mechanism of the nozzle 103. In some embodiments, the locking recess 505 is above the first air passage 111. In some embodiments, the locking recess 505 is at a different position of the body 101. When above the first air channel 111, for example, the one or more recesses 503, the locking recess 505, and the nozzle 103 are configured to facilitate attachment of the nozzle 103 to the body 101; If the hook on the back side of the nozzle 103 is first attached to the one or more recesses 503, the movable hook of the nozzle 103 is inserted into the locking recess 505 in order to fix the nozzle 103 to the body 101 The nozzle 103 can be rotated towards the locking recess 505.

  In some embodiments, the front side 101a has one or more openings 507 and the openings 507 are each configured to receive the wheel behind the nozzle 103 when the nozzle 103 includes a wheel It is done. For example, nozzle 801 (FIG. 8) includes a rear wheel 807 (FIG. 8) that is aligned with opening 507 when nozzle 801 is attached to body 101.

  In some embodiments, the body 101 includes a second fluid outlet 509 on the front side 101 a of the body 101. The second fluid outlet 509 is connected to the first fluid coupling 401 via a fluid flow path extending from the first fluid coupling 401 to the second fluid outlet 509. The second fluid outlet 509 is configured to be sealed unless an accessory attachment, such as the accessory attachment 1001 (FIG. 10), is coupled to the second fluid outlet 509.

  In some embodiments, both the first air passage 111 and the second fluid outlet 509 may be coupled to an accessory attachment coupler 1003 (FIG. 3) or the like to facilitate supply of cleaning fluid and suction to an attached accessory. The accessory receptacle configured to receive an accessory attachment coupler of In some embodiments, one or more of the first air passage 111 or the second fluid outlet 509 is configured to receive and retain the accessory attachment coupler thereat in a friction fit. In some embodiments, the front side 101a of the body 101 is an accessory attachment, such as an accessory attachment locking mechanism 7007 (FIG. 7), for removably securing the accessory attachment to the first air passage 111 and the second fluid outlet 509. It has a side wall configured to interact with the locking mechanism.

  In some embodiments, the accessory attachment receptacle defined by the first air passage 111 and the second fluid outlet 509 can be a single plug type accessory attachment coupler to easily and simply attach the attached accessory. It is configured to receive. In some embodiments, the body 101 is configured to mate with a corresponding electrical coupling included or connected to the accessory attachment coupler to facilitate powering of the attached accessory An accessory electrical contact 511 is included.

  FIG. 6 is a perspective view of a cleaning fluid tank 107, according to some embodiments. The cleaning fluid tank 107 includes a cleaning fluid tank container 139, a second fluid coupling 601, a cap 603, a cleaning fluid tank locking mechanism 151, and a grip cover 605, which are configured to contain the cleaning fluid.

  Cleaning fluid tank container 139 includes one or more side walls that define the cavity contained therein. The cleaning fluid tank container 139 is configured to hold a specific amount of cleaning fluid, including one or more of liquid, solid, water, detergent, gas, or combinations thereof. One or more sidewalls of the cleaning fluid tank container 139 may include one or more of a polymer, metal, glass, a composite material, or any other suitable material capable of holding a specified amount of cleaning fluid. In some embodiments, at least one side wall of one or more side walls of the cleaning fluid tank container 139 includes a transparent material. In some embodiments, at least one sidewall of the one or more sidewalls of the cleaning fluid tank container 139 comprises an opaque material. In some embodiments, at least one of the one or more sidewalls of the cleaning fluid tank container 139 comprises a translucent material. This translucent material passes waste light through the cleaning fluid tank container 139 so that the amount of cleaning fluid contained therein can be seen from the outside of the cleaning fluid tank container 139, and waste can be removed from the visible range It can be hidden in the cleaning fluid tank container 139.

  The second fluid coupling 601 is configured to be coupled to the first fluid coupling 401 (FIG. 4) of the base portion 123 (FIG. 1). The second fluid coupling 601 is configured to mate with the first fluid coupling 401 at the base portion 123 to facilitate the flow of cleaning fluid from the cleaning fluid tank 107 to the first fluid coupling 401 of the base portion 123 There is. In some embodiments, second fluid coupling 601 is configured to be inserted into first fluid coupling 401 of base portion 123. The second fluid coupling 601 is on the side of the cleaning fluid tank container 139 opposite to the grip cover 605. In some embodiments, the second fluid coupling 601 extends away from the cleaning fluid tank container 139.

  The cap 603 is removably attached to the cleaning fluid tank container 139. The second fluid coupling 601 is included in the cap 603. The cap 603 is configured to close the opening of the cleaning fluid tank container 139, from which the cleaning fluid enters the container 139.

  The second fluid coupling 601 is configured to prevent cleaning fluid from flowing out of the cleaning fluid tank container 139 unless the second fluid coupling 601 is connected to the first fluid coupling 401 of the base portion 123. In some embodiments, the second fluid coupling 601 includes a valve that is configured to open when coupled with the first fluid coupling 401. In some embodiments, the second fluid coupling 601 comprises a different suitable type of valve or seal that can be opened once connected to the first fluid coupling of the base portion 123.

  Cleaning fluid tank 601 includes a cleaning fluid tank locking mechanism 151 configured to releasably secure cleaning fluid tank 107 to base portion 123 and shaft 125 (FIG. 1). In some embodiments, the grip cover 605 is a plate attached to the top of the cleaning fluid tank container 139. The grip cover 605 is on a portion of the flush fluid tank locking mechanism 151, leaving a gap for the user holding the flush fluid tank 107 to grip so that the plate of the grip cover 605 is flush with the flush fluid tank container 139. It is located away from.

  FIG. 7 is a perspective view of a recovery tank 109, according to some embodiments. The recovery tank 109 is configured to contain a compound that includes one or more of a liquid, a solid, a gas, or a portion of the cleaning fluid discharged from the cleaning fluid tank 107 (FIG. 1) Contains 141. The recovery tank 109 is configured to be connected to a sixth air passage 701 configured to be connected to the second air passage 113 (FIG. 1) and a third air passage 117 (FIG. 1). Seven air passages 703 are included.

  The recovery tank container 141 includes one or more side walls defining a cavity contained therein. The recovery tank container 141 is configured to hold a specific amount of a compound containing one or more of liquid, solid, gas, or a portion of the cleaning fluid. One or more side walls of the recovery tank container 409 hold a specified amount of polymer, metal, glass, composite material, or a compound containing one or more of liquid, solid, gas, or part of the cleaning fluid One or more of the other suitable materials that can be included. In some embodiments, at least one sidewall of the one or more sidewalls of the recovery tank container 141 comprises a transparent material. In some embodiments, at least one side wall of one or more side walls of the recovery tank container 141 includes an opaque material. In some embodiments, at least one of the one or more sidewalls of the recovery tank container 141 comprises a translucent material. This translucent material allows the amount of compound stored therein to be visible from the outside of the recovery tank container 141 by passing some light through the recovery tank container 141, thereby allowing waste to be recovered from the visible range. It can be hidden inside.

  The recovery tank 109 includes an air conduit 705 extending from the sixth air passage 701 into the recovery tank container 141. The air conduit 705 includes a first flow passage 707, and the first flow passage 707 branches into a second flow passage 709 and a third flow passage 711 respectively connecting the inside of the recovery tank container 141 and the sixth air passage 701. .

  The first flow passage 707, the second flow passage 709 and the third flow passage 711 are partitioned by one or more side walls of the recovery tank container 141 inside the recovery tank container 141. In some embodiments, the ends of the second flow path 709 and the third flow path 711 are directed to the inner wall of the recovery tank container 141, respectively. The inner wall of the recovery tank container 141 at a portion corresponding to the end of the second channel 709 and the third channel 711 is a liquid sucked into the recovery tank container 141 by the second channel 709 and the third channel 711 , Flow direction of solid, gas, or part of fluid. By providing the end in a direction away from the central portion inside the recovery tank container 141, the second flow passage 709 and the third flow passage 711 allow the recovery tank container 141 to absorb part of the liquid, solid, gas or fluid. When diverted, by diverting the flow from the central portion inside the recovery tank container 141, it is configured to prevent or reduce the amount of bubbles generated in the recovery tank container 141. In some embodiments, one or more sidewalls defining the first channel 707, the second channel 709 and the third channel 711 prevent or reduce the amount of bubbles generated in the recovery tank 109. In order to reduce the amount of air flowing into a single region of the recovery tank container 141, the air flow 712 received from the first flow passage 707 is divided into two separate flow amounts.

  In some embodiments, recovery tank 109 includes a stopper 713 within recovery tank container 141. The stopper 713 is configured to prevent the flow of air into the seventh air passage 703 based at least in part on the amount of liquid, solid, gas or fluid compound contained in the recovery tank container 141. It is configured to at least substantially seal the conduit leading to the passage 703 or the seventh air passage. In some embodiments, the stopper 713 includes a floating device configured to move with the column 715 towards or away from the opening 717 at the end of the column 715. The opening 717 is connected to the seventh air passage 703 by a channel 719 inside the column 715. The stopper 713 is configured to rise toward the opening 717 based on the amount of liquid, solid, gas or fluid compound contained in the recovery tank container 141. In some embodiments, the stopper 713 is based on one or more of the depth of the compound contained in the recovery tank container 141 or the suction of air through the seventh air passage 703 by the vacuum motor 143 (FIG. 1). And any other suitable structure configured to substantially seal one or more of the openings 717 or the seventh air passage 703.

  In some embodiments, the stopper 713 includes a depth indicator detectable by the controller 145 (FIG. 1). The depth indicator of the stopper 713 is located in a position where the stopper 713 substantially seals the seventh air passage 703, or is separated from the bottom of the recovery tank container 141 by a certain distance, or is accommodated in the recovery tank container 141. One or more of a sensor, an electrical contact, or any other suitable device configured to be coupled to the controller 145 to sense whether it is indicative of the depth of the compound.

  In some embodiments, the controller of the body 101 is in a position where the stopper 713 substantially seals the seventh air passage 703, or the stopper 713 is at a predetermined distance from the bottom of the recovery tank container 141. , Is configured to determine that the recovery tank is full. In some embodiments, the controller 145 is configured to turn off the vacuum motor 143 or output an alert indicating that the recovery tank 109 is full.

  In some embodiments, one or more of the stopper 713 or column 715 is removable by a cap 721 on the bottom side of the recovery tank container 141. The seventh air passage 703 is through the cap 721. A cap 721 is provided around the third air passage 117 so as to facilitate connection of the seventh air passage 703 and the third air passage 117 when the recovery tank 109 is in the second tank seat 415 (FIG. 4). It is configured to engage with the recessed area of the

  The recovery tank 109 includes a drain cap 723 configured to close a drain opening above the recovery tank 109 and defined by one or more sidewalls of the recovery tank container 141.

  The recovery tank 109 includes a handle 725 attached to the recovery tank container 141. In some embodiments, the handle 725 is integrally formed with the recovery tank container 141.

  FIG. 8 is a side view of a carpet cleaning nozzle 801 according to some embodiments. The nozzle 801 can be used as the nozzle 103 (FIG. 1). The nozzle 801 includes a fourth air passage 119, a fifth air passage 121, a skid portion 803, at least one wheel 805, a nozzle hook 807 and a nozzle locking mechanism 809. The fourth air passage 119 is connected to the fifth air passage 121 by a channel 811 in the nozzle 801.

  The nozzle locking mechanism 809 includes a movable hook 813 configured to engage the locking recess 505 (FIG. 5). Movable hook 813 is deformable or spring-loaded to facilitate plugging, locking and unlocking nozzle 801 when attached to body 101 (FIG. 1) One or more of them. The nozzle locking mechanism 809 includes a release member above the nozzle 801 that allows the movable hook 813 to be retracted from a deformed or extended position to facilitate unlocking and removal of the nozzle 801 from the body 101.

  The skid portion 803 and one or more wheels 805 draw fluid and / or debris from the carpeted surface from the fourth air passage 119 to the fifth air passage 121 and to the recovery tank 109 (FIG. 1) To facilitate movement of the nozzle 801 and the body 101 relative to the carpeted surface.

  FIG. 9 is a side view of a hard surface nozzle 901 according to some embodiments. The nozzle 901 can be used as the nozzle 103 (FIG. 1). The nozzle 901 includes a fourth air passage 119, a fifth air passage 121, a squeegee 903, a nozzle hook 905, and a nozzle locking mechanism 907. In some embodiments, the squeegee 903 includes a plurality of structures 909 that extend away from the fourth air passage 119 from the base of the squeegee 903. The fourth air passage 119 is connected to the fifth air passage 121 by a channel 911 in the nozzle 801.

  The nozzle locking mechanism 907 includes a movable hook 913 configured to engage with the locking recess 505 (FIG. 5). Movable hook 913 is deformable or spring-loaded to facilitate plugging, locking and unlocking of the nozzle 901 when attached to the body 101 (FIG. 1) One or more of them. The nozzle locking mechanism 909 includes a release member above the nozzle 901 that allows the movable hook 913 to be retracted from a deformed or extended position to facilitate unlocking and removal of the nozzle 901 from the body 101.

  A structure 909 extending away from the squeegee 903 and the fourth air passage 119 is an extract of fluid and / or debris from the hard surface to the fourth air passage 119 to the fifth air passage 121 and to the recovery tank 109 (FIG. 1) To facilitate suctioning or pushing cleaning fluid and / or debris on the corresponding hard surface below where the device 100 is located, to the fourth air passage 119 to facilitate traction. It is configured.

  FIG. 10 is a perspective view of an accessory attachment 1001, according to some embodiments. The accessory attachment 1001 includes an accessory coupler 1003 and a brush head 1005 connected to the accessory coupler 1003 by a vacuum hose 1007 and a fluid line inside the vacuum hose 1007. In some embodiments, the fluid line is outside of the vacuum hose 1007. The accessory coupler 1003 is configured to be inserted into the first air passage 111 (FIG. 5) and the second fluid outlet 501 (FIG. 5). The accessory coupler 1003 includes an accessory air passage 1009 configured to engage with the first air passage 111 and the second fluid outlet 501, respectively, and an accessory fluid coupling 1011. In some embodiments, the accessory coupler 1003 is configured to be attached to the first air passage 111 and / or the second fluid outlet 501 by a press fit. In some embodiments, the accessory coupler 1003 includes an accessory locking mechanism 1013 configured to removably attach the accessory coupler 1003 to the body 101. The accessory locking mechanism 1013 includes a moveable hook 1015 configured to engage a side wall around or near the corresponding recess or first air passage 111. Movable hook 1015 is deformable or spring-loaded to facilitate plugging, locking and unlocking accessory coupler 1003 when attached to body 101 (FIG. 1) One or more of them. The accessory locking mechanism 1013 allows at least one of the accessory couplers 1003 side wall to retract the movable hook 1015 from the deformed or extended position to facilitate unlocking and removal of the accessory attachment 1001 from the body 101. Includes a release member.

  In use, if the mode selection switch 301 (FIG. 3) is in a position corresponding to the mode associated with use of the accessory attachment 1001 and the accessory attachment coupler 1003 is connected to the second fluid outlet 501, fluid is supplied to the accessory attachment 1001. Supplied. The fluid is introduced into the fluid line inside or outside the vacuum hose 1007. The brush head 1005 is a fluid release valve coupled with an accessory trigger 1017 that causes the cleaning fluid to be expelled from the accessory fluid outlet 1019 of the brush head 1005 when the accessory trigger 1009 is activated and the cleaning fluid is in the fluid line. Have.

  The brush head 1005 includes brush bristles 1021. In some embodiments, the bristles 1021 are stationary. In some embodiments, the accessory attachment 1001 includes a motor configured to move the bristles 1021. In some embodiments, the accessory coupler 1003 is electrically connected to a motor configured to couple with an optional electrical contact 511 (FIG. 5) to power the motor in the brush head 1005. Included accessory electrical contacts. In some embodiments, in addition to or in lieu of brush bristles 1021, brush head 1005 includes a spin brush.

  FIG. 11 is a schematic view of a control system 1100 according to some embodiments. Control system 1100 is included in apparatus 100 (FIG. 1). In control system 1100, controller 145 includes fluid pump 137, vacuum motor 143, optional headlight 147, fluid control switch 149, agitator motor 205, mode selection switch 301, one or more indicator lights 407, optional accessory electrical contact 511 And the sensor package 1101.

  The controller 145 is configured to turn on or off the vacuum motor 143 based on the position of the mode selection switch 301. Mode select switch 301 is configured to be in one of at least two positions. In some embodiments, mode select switch 301 is configured to be in one of at least three positions. In some embodiments, the device 100 includes a power switch separate from the mode selection switch 301. In some embodiments, mode selection switch 301 is configured to be used as a power switch in addition to a switch that specifies the operating mode of device 100.

  The controller 145 is configured to perform one or more of supplying power to the agitator motor 205 or outputting an instruction to the agitator motor 205 based on the position of the mode selection switch 301. In some embodiments, actuator 319 (FIG. 3) controls controller 145 and controller 145 such that controller 145 causes agitator motor 145 to move agitator 203 (FIG. 2) when trigger 133 (FIG. 1) is actuated. It is connected.

  In some embodiments, controller 145 is configured to provide power to optional accessory electrical contact 511 based on the position of mode selection switch 301.

  In some embodiments, mode select switch 301 is configured to be in one of three positions. In the first position, the device 100 is turned off. In the second position, the vacuum motor 143 can be turned on and the agitator motor 205 can be turned on, based on the position of the fluid control switch 149, the fluid pump 137 can be used to flush the cleaning fluid to the first fluid outlet 201 (see FIG. 2) to be triggered to supply. In the third position, the vacuum motor 143 is turned on, the agitator motor 205 is turned off, and the fluid pump 137 flushes the cleaning fluid at a specific rate to the second fluid outlet 501 regardless of the position of the fluid control switch 149. Supply is triggered.

  In some embodiments, the controller 145 causes the first fluid coupling 401 to flush fluid from the flush fluid tank 107 (FIG. 1) based on the position of the mode selection switch 301 and the actuation of the trigger 133 included in the handle 105. It is configured to cause the fluid outlet 201 to flow. Based on actuation of the trigger 133, when the mode selection switch is in the corresponding position, the controller 145 is configured to cause the fluid pump 137 to draw irrigation fluid from the irrigation fluid tank 107.

  In some embodiments, indicator light 407 includes an agitator status indicator coupled with controller 145. The agitator motor 205 includes an agitator motion sensor coupled to the controller 145. The controller 145 is configured to determine whether the agitator 203 is moving based on data received from the agitator motion sensor. In some embodiments, the controller 145 shuts off the power supply to the agitator motor 205, activates the agitator status indicator based on the determination that the agitator 203 is not moving, or stops the power supply to the vacuum motor 143. To be configured to cause one or more of them.

  In some embodiments, indicator light 407 includes a flush fluid tank status indicator coupled with controller 145. The controller 145 may be configured to use the cleaning fluid tank 107 based on one or more of data received from the sensor 413 (FIG. 4) or electrical conduction through the cleaning fluid through the first fluid coupling 401 in the cleaning fluid tank 107. It is configured to determine the amount of cleaning fluid. The controller 145 is configured to activate the tank status indicator based on the amount of cleaning fluid contained in the cleaning fluid tank 107. In some embodiments, if the amount of cleaning fluid in the cleaning fluid tank 107 is less than a certain threshold, the controller 145 is configured to turn on the tank status indicator light. In some embodiments, if the amount of cleaning fluid in the cleaning fluid tank 107 is less than a certain threshold, the controller 145 is configured to turn off the tank status indicator light.

  In some embodiments, indicator light 407 includes a recovery tank status indicator coupled with controller 145. The controller 145 is a vacuum indicating that the data received from the sensor contained in the stopper 713 (FIG. 7) or that the clogging or stopper 713 has a seventh air passage 703 (FIG. 7) at least substantially sealed. Based on the determination that motor 143 is under stress, the amount of fluid and / or debris in recovery tank 109 is configured to be determined. The controller 145 is configured to activate the recovery tank status indicator based on the amount of fluid and / or debris contained in the recovery tank 109. In some embodiments, if the amount of fluid and / or debris contained in the recovery tank 109 is greater than a certain threshold, the controller 145 is configured to turn on the tank status indicator light. In some embodiments, if the amount of fluid and / or debris contained in the recovery tank 109 is greater than a certain threshold, the controller 145 is configured to turn off the tank status indicator light.

  The indicator light 407 is located on the device 100 so that the user operating the device 100 can easily recognize the problem and driving situation of the device 100 easily. This increases the user's confidence in the operation of the apparatus 100 and should either put the cleaning fluid into the apparatus 100, empty it, empty it or maintain it, or any other suitable operation that can be guided by the indicator light. The user's confidence in recognition increases.

  Sensor package 1101 may be one or more of sensors 413, position sensors, GPS, gyroscopes, or any other sensor suitable for collecting data indicative of a device's position or direction of movement processed by controller 145. including.

  FIG. 12 is a diagram illustrating a fluid flow system 1200 in accordance with some embodiments. The fluid flow system 1200 includes a plurality of fluid flow paths 1201a to 1201g connecting the first fluid coupling 401, the fluid pump 137, the first fluid outlet 201, and the second fluid outlet 501.

  For example, the fluid flow paths 1201a to 1201g connect the first fluid coupling 401, the 3-way connector 1205, the fluid pump 137, the first fluid outlet 201, the second fluid outlet 501, and the check valve 1215. Each of the fluid flow channels 1201a-g includes one or more of a tube, a hose, a pipe, a nozzle, a valve, a fluid coupler, or any other suitable path through which fluid can travel.

  Fluid pump 137 is coupled to controller 145 (FIG. 1). In use, fluid pump 137 causes cleaning fluid to be drawn from fluid flow path 1201b. The cleaning fluid sucked from the fluid flow channel 1201b is directly or partially cleaned from the cleaning fluid tank 107 (FIG. 1) by the first fluid coupling 401, the fluid flow channel 1201a, and the 3-way connector 1205. One or more of the cleaning fluid drawn from tank 107, circulating fluid channels 1201b, 1201c, 1201e, 1201f and 1201g, and received by 3-way connector 1205.

  The cleaning fluid sucked from the cleaning fluid tank 107 is drawn into the inlet of the fluid pump 137 and discharged from the outlet of the fluid pump 137 into the fluid flow passage 1201.

  In the first mode of operation, controller 145 is configured to cause fluid pump 137 to deliver fluid to fluid supply line 1201 c at a rate based on the position of flow control switch 149. In the second mode of operation, controller 145 is configured to cause fluid pump 137 to deliver fluid to fluid supply line 1201 c at a rate that is independent of the position of flow control switch 149.

  In some embodiments, fluid flow system 1200 includes an optional fluid diverter 127 at the junction between fluid flow channels 1201c and fluid flow channels 1201d and 1201e. When the fluid division regulator 1217 is included, the fluid division regulator 1217 is connected to the controller 145, and the cleaning fluid discharged by the fluid pump 137 is discharged from the first fluid outlet 201 in the first operation mode. Thus, in the second operation mode, the fluid flows in the fluid flow passage 1201 e so that the cleaning fluid discharged by the fluid pump 137 is supplied to the second fluid outlet 501 in the second operation mode. Let's do it.

  In some embodiments, fluid flow system 1200 includes an optional controllable valve 1219 coupled with controller 145 and positioned between fluid pump 137 and first fluid outlet 201. When the controllable valve 1219 is included, the controllable valve 1219 supplies fluid to the first fluid outlet 201 in the first mode of operation and cuts off the supply to the first fluid outlet 201 in the second mode of operation. In addition, the fluid flow passage 1201d is configured to close or close so that the fluid discharged by the fluid pump 137 flows to the fluid supply line 1201e.

  The inlet 1213a of the second fluid outlet 501 is connected to the fluid flow passage 1201e. The fluid system outlet 1213b of the second fluid outlet 501 is connected to the fluid flow passage 1201f. In use, if the second fluid outlet 501 is not connected with an external accessory, the second fluid outlet 501 is configured to cause the cleaning fluid to flow from the fluid flow passage 1201e to the fluid flow passage 1201f. The accessory attachment coupler, wherein the second fluid outlet 501 is coupled to the body 101 by the second fluid outlet 501 from the second fluid outlet 501, when the second fluid outlet 501 is coupled to the external accessory It is configured to flow into an accessory attachment coupler such as 1003 (FIG. 10).

  The inlet of the check valve 1215 is connected to the fluid system outlet 1213 b by a fluid flow passage 1201 f. The outlet of the check valve 1215 is connected to the 3-way connector 1205 by a fluid flow passage 1201 g. In use, the second fluid outlet 501 is not connected to the accessory attachment and the fluid diverter 1217 diverts the flow to the fluid flow passage 1201 e or the controllable valve 1219 flows the fluid to the first fluid outlet 201 The cleaning fluid discharged by the fluid pump 137 is made to flow into the fluid flow passage 1201 f. When the pressure builds up in the fluid flow path 1201 f until the pressure limit is exceeded, the check valve 1215 opens and the cleaning fluid flows into the fluid flow path 1201 g.

  In some embodiments, when the second fluid outlet 501 is connected to the accessory, the check valve 1215 allows the second fluid outlet 501 to flush the cleaning fluid to the accessory coupler attached by the second fluid outlet 501. The pressure is configured to be stored in the fluid flow passage 1201f. When the attached accessory is in a state where the cleaning fluid is not discharged by the accessory, pressure continues to accumulate in the fluid flow passage 1201 f until the threshold pressure is reached. When the threshold pressure is reached, with the accessory attached to the accessory fluid coupling, the check valve 1215 is opened and the cleaning fluid flows into the fluid channel 1201 g.

  The 3-way connector 1205 is configured to receive the cleaning fluid from the fluid flow channel 1201a and the fluid flow channel 1201g. In some embodiments, the 3-way connector is configured to discharge the fluid channel 1201a, the fluid received from the fluid channel 1201g, or a mixture thereof into the fluid channel 1201b. In some embodiments, 3-way connector 1205 is a valve. In some embodiments, fluid pump 137 may flow if it receives cleaning fluid drawn directly from cleaning fluid tank 107, cleaning fluid drawn from cleaning fluid tank 107, and recirculated cleaning fluid, or a combination thereof. To facilitate the three-way connector 1205, for example, the pressure generated by the fluid pump 137 in the fluid flow passage 1201g, or the three-way connector 1205 of the cleaning fluid in the cleaning fluid tank 107 in the fluid flow passage 1201a. Depends on the pressure generated by the relative height to.

  In some embodiments, check valve 1215 is included in 3-way connector 1205 and fluid flow paths 1201 f and 1201 g do not have an intermediary component between second fluid outlet 501 and 3-way connector 1205 , Is a continuous path.

  In some embodiments, the second fluid outlet 501 is connected to the second fluid outlet 501 connected to the accessory such that the flow of fluid to the attached accessory coupler does not depend on the return pressure from the check valve 1215. Based on this, it includes a fluid divider, valve or other suitable structure configured to direct the flow of fluid from the inlet 1213 a to the second fluid outlet 501. In some embodiments, the fluid pump 137 is configured to be turned off at least when the fluid pressure in the fluid flow passage 1201c is greater than a certain threshold.

  In some embodiments, fluid flow system 1200 does not include a recirculation loop. In some embodiments, fluid flow system 1200 does not include fluid flow channels 1201b, 1201f and 1201g, 3-way connector 1205, fluid system outlet 1213b and check valve 1215, and first fluid coupling 401 is fluid flow channel 1201a. Are connected to the fluid pump 137.

  FIG. 13 is a flowchart of a method 1300 according to some embodiments. In some embodiments, one or more steps of method 1300 are performed by a processor included in apparatus 100 (FIG. 1) or chipset 1400 (FIG. 14).

  In step 1301, the controller causes the vacuum motor to be powered based on the mode selection switch being placed in the first operating position, the second operating position, or the third operating position.

  At step 1303, fluid contained in the first tank is drawn from the first tank based on the switch being in the second or third operating position. In some embodiments, the indicator light is turned on when the fluid contained in the first tank is less than a certain limit value.

  In step 1305, fluid drawn from the first tank is drained by the fluid pump at a rate corresponding to the fluid flow control switch position and / or the mode selection switch position.

  In step 1307, when the mode selection switch is in the second position, fluid drawn from the first tank is discharged from the first fluid outlet connected to the first tank. In some embodiments, when the mode selection switch is in the second position, an agitator motor coupled to the controller and configured to move the agitator is activated. In some embodiments, the controller causes the agitator motor to move the agitator when the mode selection switch is in the second position and the fluid release trigger is activated. In some embodiments, the controller can indicate whether the agitator motor can move the agitator, for example, if the agitator motor is activated and the mode selection switch is in the second position, the agitator is clogged Detect If the agitator can not move, the controller fails one or more of the agitator motor, the vacuum motor, or the fluid pump for drawing fluid from the first tank when the mode selection switch is in the second position. Activate. In some embodiments, the controller turns on the indicator light based on the detection that the agitator motor can not move the agitator.

  In step 1309, when the mode selection switch is in the third position, the fluid drawn from the first tank is discharged from the second fluid outlet connected to the first tank. In some embodiments, the second fluid outlet is closed unless an accessory coupler is attached to the second fluid outlet. In some embodiments, power is applied to the electrical contact associated with the second fluid outlet based on the determination that the fluid coupling is attached to the second fluid outlet and / or the mode selection switch is in the third position. Is supplied.

  In step 1311, if the mode selection switch is in the third position, and if the second fluid outlet is closed, fluid drawn from the first tank is optionally recirculated to the first tank side of the fluid pump Be done.

  Step 1313 causes the vacuum motor to draw one or more of air, debris, liquid or part of the fluid into the second tank separated from the first tank.

  FIG. 14 is a functional block diagram of a computer or processor based system 1400 in which an embodiment is implemented.

  Processor based system 1400 is programmed to operate a fluid extraction system such as device 100 as described herein, for example, components of bus 1401, processor 1403 and memory 1405. Including.

  In some embodiments, processor-based system 1400 is implemented as a single system on a chip ". Processor-based system 1400, or portions thereof, may be one or more of liquid extraction system operations. A mechanism for performing the above steps is configured.

  In some embodiments, processor-based system 1400 includes a transfer mechanism such as bus 1401 that passes information and / or instructions between the components of processor-based system 1400. The processor 1403 is connected to the bus 1401, for example, to obtain execution instructions and processing information stored in the memory 1405. In some embodiments, processor 1403 also performs particular processing functions and tasks, such as one or more digital signal processors (DSPs), or one or more application-specific integrated circuits (ASICs). With one or more specific components. The DSP is typically configured to process real world signals (e.g., sound) in real time, independently of the processor 1403. Analogously to this, an ASIC is configurable to perform specific functions that can not be easily performed by a general purpose processor. Other specific components that help perform the functions described herein are one or more field programmable gate arrays (FPGAs), one or more controllers, or one or more others Optionally includes a special purpose computer chip for

  In one or more embodiments, processor (or multi-processor) 1403 performs operations in accordance with the information stored in memory 1405 that is specified by the set of instructions associated with liquid extraction system operation. Execution of the instructions causes the processor to perform a specific function.

  The processor 1403 and the components provided are connected to the memory 1405 through a bus 1401. The memory 1405 stores one or more of dynamic memory (eg, RAM, magnetic disk, writable optical disc, etc.) and static memory (eg, ROM, CD-ROM, etc.) storing executable instructions. When performed and implemented, the steps described herein are performed to operate the liquid extraction system. Memory 1405 also stores data associated with or generated by the performance of the process.

  In one or more embodiments, memory 1405, such as a random access memory (RAM) or other dynamic storage device, stores information including processor instructions for liquid extraction system operation. Dynamic memory allows the information stored there to be modified by system 1400. The RAM allows information units stored in locations called memory addresses to be stored and retrieved independently of the information of the neighboring addresses. Memory 1405 is also used by processor 1803 to store temporary values during processor instruction execution. In various embodiments, memory 1405 is a read only memory (ROM) or other static storage device coupled to bus 1401 for storing static information. Static information includes instructions that are not modified by system 1400. The memory may be composed of volatile memory, which loses the information stored therein when it loses power. In some embodiments, the memory 1405 is non-volatile (such as a magnetic disk, optical disk or flash card, etc. that stores information including instructions that remain when the system 1400 is turned off or loses power). Persistent) storage device.

  As used herein, the expression "computer readable medium" means any medium that contributes to providing information, including instruction execution, to processor 1403. Such media take many forms, including but not limited to: computer readable storage media (eg, non-volatile media, volatile media). Non-volatile media include, for example, optical or magnetic disks. Volatile media include, for example, dynamic memory. Common forms of computer readable media are, for example, floppy disks, flexible disks, hard disks, magnetic tapes, other magnetic media, CD-ROMs, CDRWs, DVDs, other optical media, punch cards, paper tapes, optical mark sheets, Other physical media having hole patterns or other light-recognizable features, RAM, PROM, EPROM, FLASH-EPROM, EEPROM, flash memory, other memory chips or cartridges, or other computer-readable media are included. . The expression computer readable recording medium as used herein refers to computer readable medium.

  One aspect herein relates to an apparatus comprising a body, a nozzle, a handle, a first tank, a second tank, a vacuum motor, a fluid pump and a controller. The body includes one or more side walls defining the front, back, top, and bottom sides of the body. The body also includes a first fluid outlet, a first air passage, a second air passage connected to the first air passage, and a third air passage. The nozzle is removably attached to the front side of the body. The nozzle includes a fourth air passage close to the bottom side of the body and a fifth air passage close to the upper side of the body. The fifth air passage is connected to the fourth air passage. The nozzle is attached to the body such that the first air passage and the fifth air passage are substantially aligned. The handle is connected to the body. The handle includes a base portion including a first fluid coupling coupled to the first fluid outlet, a shaft coupled to the base portion, and a grip portion at the end of the shaft opposite the base portion. The first tank is above the base portion. The first tank includes a first container configured to contain fluid and a second fluid coupling coupled to the first fluid coupling. The second tank is above the body. The second tank includes a second container separated from the first container, a sixth air passage connected to the second air passage, and a seventh air passage connected to the third air passage. The vacuum motor is at the base of the handle. The vacuum motor has an inlet connected to the third air passage. The fluid pump is in the body. A fluid pump is coupled with the first fluid coupling and the first fluid outlet. The controller is in the body. The controller is coupled to the vacuum motor and the fluid pump. The controller is configured to operate the fluid pump to supply the fluid contained in the first tank to the first fluid outlet. The controller is also configured to operate the vacuum motor to draw one or more of air, debris, liquid or a portion of the fluid into the second tank via the first air path.

  Other aspects herein relate to an apparatus comprising a body, a nozzle, a handle, a first tank, a second tank, a vacuum motor, a fluid pump and a controller. The body includes a housing, a first fluid outlet, a first air passage, a second air passage connected to the first air passage, and a third air passage. The nozzle is removably attached to the housing. The nozzle includes a fourth air passage and a fifth air passage. The fifth air passage is connected to the fourth air passage. The nozzle is attached to the housing such that the first air passage and the fifth air passage are substantially aligned. The handle is connected to the body. The handle includes a base portion including a first fluid coupling coupled to the first fluid outlet, a shaft coupled to the base portion, and a grip portion at the end of the shaft opposite the base portion. The first tank is above the base portion. The first tank includes a first container configured to contain fluid and a second fluid coupling coupled to the first fluid coupling. The second tank is above the body. The second tank includes a second container separated from the first container. The second tank also includes a sixth air passage connected to the second air passage, and a seventh air passage connected to the third air passage. The vacuum motor has an inlet connected to the third air passage. A fluid pump is coupled with the first fluid coupling and the first fluid outlet. The controller is coupled to the vacuum motor and the fluid pump. The controller is configured to operate the fluid pump to supply the fluid contained in the first tank to the first fluid outlet. The controller is also configured to operate the vacuum motor to draw one or more of air, debris, liquid or a portion of the fluid into the second tank via the first air path. The second tank includes an air conduit extending from the sixth air passage into the second container inside the second tank. The air conduit includes a first flow passage, and the first flow passage branches into a second flow passage and a third flow passage, which respectively connect the second container inside of the second tank and the sixth air passage.

  Yet another aspect herein relates to an apparatus comprising a body, a nozzle, a handle, a first tank, a second tank, a vacuum motor, a fluid pump and a controller. The body includes a housing, a first fluid outlet, a first air passage, a second air passage connected to the first air passage, and a third air passage. The nozzle is removably attached to the housing. The nozzle includes a fourth air passage and a fifth air passage. The fifth air passage is connected to the fourth air passage. The nozzle is attached to the housing such that the first air passage and the fifth air passage are substantially aligned. The handle is connected to the body. The handle includes a base portion including a first fluid coupling coupled to the first fluid outlet, a shaft coupled to the base portion, and a grip portion at an end of the shaft opposite the base portion. The first tank is above the base portion. The first tank includes a first container configured to contain fluid and a second fluid coupling coupled to the first fluid coupling. The second tank is above the body. The second tank includes a second container separated from the first container, a sixth air passage connected to the second air passage, and a seventh air passage connected to the third air passage. The vacuum motor has an inlet connected to the third air passage. A fluid pump is coupled with the first fluid coupling and the first fluid outlet. The controller is coupled to the vacuum motor and the fluid pump. The controller operates the fluid pump to supply the fluid contained in the first tank to the first fluid outlet, and operates the vacuum motor to transmit air, debris, liquid or fluid via the first air passage. One or more of the part of the second tank is configured to be sucked into the second tank. The apparatus also includes an agitator motor coupled with the agitator and the controller. The agitator motor is configured to move the agitator based on the instructions received from the controller. The apparatus further includes a mode selection switch coupled to the controller. When the mode selection switch is in the first position and power is being supplied to the controller, the controller is configured to move the agitator and to base fluid flow on the position of the fluid control switch. When the mode selection switch is in the second position and power is being supplied to the controller, the controller causes the agitator to settle, causing fluid to flow to the second fluid outlet at a particular rate regardless of the position of the fluid control switch. It is configured to supply.

The foregoing has set forth the features of the several embodiments in order to enable those skilled in the art to better understand the aspects of the present disclosure. One skilled in the art can use the present disclosure as a basis for design or modify other processes to achieve the same purpose and / or the same advantages as the embodiments introduced herein. Those skilled in the art will also appreciate that such equivalent constructions do not depart from the spirit and scope of the present disclosure, and that various changes, substitutions, and alterations are possible without departing from the spirit and scope of the present disclosure. Should be recognized. Although the features of the several embodiments are expressed in particular combinations in the above description and claims, the features or steps described for the embodiments may be arranged in any combination or order. it can.

Claims (20)

Including a body, a nozzle, a handle, a first tank, a second tank, a vacuum motor, a fluid pump, and a controller,
The body is
One or more sidewalls defining the front, back, top, and bottom sides of the body;
First fluid outlet;
First air passage;
A second air passage connected to the first air passage;
Including a third air passage;
The nozzle is detachably attached to the front side of the body, and the nozzle includes a fourth air path close to the bottom side of the body and a fifth air path close to the upper side of the body. The fifth air passage is connected to the fourth air passage, and the nozzle is attached to the body such that the first air passage and the fifth air passage are substantially aligned;
The handle is coupled to the body,
A base portion including a first fluid coupling coupled to the first fluid outlet;
A shaft connected to the base portion;
Including a grip portion at the end of the shaft opposite the base portion;
The first tank is above the base portion:
A first container configured to contain a fluid; and
A second fluid coupling connected with the first fluid coupling;
The second tank is above the body:
A second container separated from the first container;
A sixth air passage connected to the second air passage;
A seventh air passage connected to the third air passage;
The vacuum motor is at the base portion of the handle and has an inlet connected to the third air passage;
The fluid pump is in the body and is connected to the first fluid coupling and the first fluid outlet;
The controller is in the body, and the controller is connected to the vacuum motor and the fluid pump, and operates the fluid pump to supply the fluid contained in the first tank to the first fluid outlet. The vacuum motor is operated to be configured to suck one or more of air, debris, liquid or part of fluid into the second tank via the first air passage. And the device.
Further including a fluid control switch configured to be capable of taking one of a plurality of selectable positions;
The apparatus according to claim 1, wherein the controller is configured to supply the fluid contained in the first tank to the first fluid outlet at a rate based on the position of the fluid control switch.
Further comprising a second fluid outlet coupled with the first fluid coupling,
3. The apparatus of claim 2, wherein the first air passage and the second fluid outlet are configured to mate with an accessory connector that includes an accessory fluid coupling and an accessory connector air passage.
4. The apparatus of claim 3, wherein the second fluid outlet is located on the front side of the body such that the second fluid outlet is exposed when the nozzle is removed from the body.
Agitator;
An agitator motor coupled to the controller, wherein the agitator motor is configured to move the agitator based on instructions received from the controller;
Further including a mode selection switch coupled to the controller,

When the mode selection switch is in the first position and power is supplied to the controller, the controller is configured to move the agitator to cause fluid flow based on the position of the fluid control switch Yes,
When the mode selection switch is in the second position and power is supplied to the controller, the controller causes the agitator to settle and the fluid at the specified rate regardless of the position of the fluid control switch. The apparatus according to claim 3, configured to be supplied to the second fluid outlet.
6. The apparatus of claim 5, wherein the controller is configured to shut off the vacuum motor based on a determination that an actuator is clogged.
The handle may rotate about a first axis with respect to the body, and the handle may be configured to rotate about a second axis substantially orthogonal to the first axis. The device according to claim 1.
The apparatus of claim 9, further comprising a handle lock mechanism configured to secure the handle relative to the body.
trigger;
Mechanical linkage in the shaft extending from the trigger to the base portion of the handle;
A fluid pump coupled to the first fluid coupling; and an actuator coupled to the fluid pump;
The mechanical linkage is configured to contact the actuator based on actuation of the trigger, and the fluid pump is fluid based on actuation of the trigger and contact between the mechanical linkage and the actuator. The apparatus according to claim 1, wherein the apparatus is configured to supply to the first fluid outlet.
The second tank includes an air conduit extending from the sixth air passage into the interior of the second container of the second tank, the air conduit comprising:
The first flow path branched into a second flow path and a third flow path, and the second flow path and the third flow path respectively correspond to the inside of the second container of the second tank and the sixth air The apparatus according to claim 1, characterized in that it connects with a track.
The nozzle includes a skid portion adjacent to the fourth air passage, and at least one wheel on the side of the nozzle opposite the skid portion, the fourth air passage including the skid portion and the at least one wheel. Device according to claim 1, characterized in that it is between one wheel.
The nozzle according to claim 1, wherein the nozzle includes a squeegee surrounding the fourth air passage, the nozzle having a plurality of structures extending in a direction away from the fourth air passage from a base of the squeegee. Device described.
The nozzle is one of a first nozzle or a second nozzle included in the set of nozzles configured to be attached to the body individually.
The first nozzle includes a skid portion adjacent to the fourth air passage, and at least one wheel on the side of the nozzle opposite to the skid portion, the fourth air passage including the skid portion and Between the at least one wheel,
The said 2nd nozzle contains the squeegee surrounding the said 4th air path, The said 2nd nozzle has a several structure extended in the direction away from the said 4th air path from the base of a squeegee. apparatus.
The fluid pump in the body connected to the first fluid coupling by a tube; and a bridge around which the tube extends;
The bridge is configured to maintain a minimum radius, and regardless of the position of the handle, the tube is curved at the minimum radius between the fluid pump and the first fluid coupling. The apparatus according to item 1.
A magnet in the container of the first tank configured to float based on the amount of fluid contained in the container of the first tank; and a magnet associated with the magnet in the base portion of the handle Further comprising the sensor configured to sense a distance between the magnet and a sensor based on a pulsating magnetic field;
The system of claim 1, wherein the controller is configured to output an alert based on the amount of fluid contained within the container of the first tank being below a specified amount. Device.
Further comprising lights coupled to the controller and external to the body;
16. The apparatus of claim 15, wherein the alert comprises turning on a light based on the determination that the amount of fluid contained in the container of the first tank is below a specified amount.
The inlet of the vacuum motor is connected to the third air passage by a hose, and the first fluid coupling is connected to the first fluid outlet by a pipe in the hose. Item 1 device.

The apparatus of claim 1, wherein the first air passage and the second air passage are at the end of a coupler removably attached to one or more sidewalls of the body.
Including body, nozzle, handle, first tank, second tank, vacuum motor, fluid pump, controller:
The body is
housing;
First fluid outlet;
First air passage;
A second air passage connected with the first air passage; and
Including a third air passage;
The nozzle is detachably attached to the housing, the nozzle includes a fourth air passage and a fifth air passage, the fifth air passage is connected to the fourth air passage, and the nozzle is Mounted to the housing such that the first air passage and the fifth air passage are substantially aligned;
The handle is coupled to the body:
A base portion including a first fluid coupling coupled to the first fluid outlet;
A shaft connected to the base portion; and
Including a grip portion at the end of the shaft opposite the base portion;
The first tank is above the base portion:
A first container configured to contain a fluid; and
A second fluid coupling connected to the first fluid coupling;
The second tank is above the body:
A second container separated from the first container;
A sixth air passage connected to the second air passage;
A seventh air passage connected to the third air passage;
The vacuum motor has an inlet connected to the third air passage;
The fluid pump is coupled to the first fluid coupling and the first fluid outlet;
The controller is connected to the vacuum motor and the fluid pump, and the controller operates the fluid pump to supply the fluid contained in the first tank to the first fluid outlet, and operates the vacuum motor. Configured to draw one or more of air, debris, liquid or part of the fluid into the second tank via the first air passage,
The second tank includes an air conduit extending from the sixth air passage into the interior of the second container of the second tank, the air conduit branching into a second flow passage and a third flow passage, An apparatus, comprising: a first flow path, wherein the second flow path and the third flow path respectively connect the inside of a second container of the second tank and the sixth air path.
Including a body, a nozzle, a handle, a first tank, a second tank, a vacuum motor, a fluid pump, a controller, an agitator, an agitator motor, and a mode selection switch,
The body is:
housing;
First fluid outlet;
First air passage;
A second air passage connected with the first air passage; and
Including a third air passage;
The nozzle is detachably attached to the housing, the nozzle includes a fourth air passage and a fifth air passage, the fifth air passage is connected to the fourth air passage, and the nozzle is Mounted to the housing such that the first air passage and the fifth air passage are substantially aligned;
The handle is coupled to the body:
A base portion including a first fluid coupling coupled to the first fluid outlet;
A shaft connected to the base portion; and
Including a grip portion at the end of the shaft opposite the base portion;
The first tank is above the base portion:
A first container configured to contain a fluid; and
A second fluid coupling connected to the first fluid coupling;
The second tank is above the body:
A second container separated from the first container;
A sixth air passage connected to the second air passage;
A seventh air passage connected to the third air passage;
The vacuum motor has an inlet connected to the third air passage;
The fluid pump is coupled to the first fluid coupling and the first fluid outlet;
The controller is connected to the vacuum motor and the fluid pump, and the controller operates the fluid pump to supply the fluid contained in the first tank to the first fluid outlet, and operates the vacuum motor. Configured to draw one or more of air, debris, liquid or a portion of the fluid into the second tank via the first air passage;

The agitator motor is coupled to the controller and configured to move the agitator based on instructions received from the controller;
The mode selection switch is coupled to the controller:

When the mode selection switch is in the first position and power is supplied to the controller, the controller is configured to move the agitator to cause fluid flow based on the position of the fluid control switch Yes,
When the mode selection switch is in the second position and power is supplied to the controller, the controller causes the agitator to settle and the fluid at the specified rate regardless of the position of the fluid control switch. A device, characterized in that it is arranged to supply a second fluid outlet.

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