EP3586710B1 - Aspirateur à fonction d'auto-nettoyage et procédé d'auto-nettoyage associé - Google Patents

Aspirateur à fonction d'auto-nettoyage et procédé d'auto-nettoyage associé Download PDF

Info

Publication number
EP3586710B1
EP3586710B1 EP18758056.8A EP18758056A EP3586710B1 EP 3586710 B1 EP3586710 B1 EP 3586710B1 EP 18758056 A EP18758056 A EP 18758056A EP 3586710 B1 EP3586710 B1 EP 3586710B1
Authority
EP
European Patent Office
Prior art keywords
air
cleaning
replenishing
vacuum cleaner
self
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP18758056.8A
Other languages
German (de)
English (en)
Other versions
EP3586710A4 (fr
EP3586710A1 (fr
Inventor
Haiping Liu
Jinchang ZHU
Feng Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Cleva Electric Appliance Co Ltd
Original Assignee
Suzhou Cleva Electric Appliance Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201710332285.2A external-priority patent/CN108497996B/zh
Application filed by Suzhou Cleva Electric Appliance Co Ltd filed Critical Suzhou Cleva Electric Appliance Co Ltd
Publication of EP3586710A1 publication Critical patent/EP3586710A1/fr
Publication of EP3586710A4 publication Critical patent/EP3586710A4/fr
Application granted granted Critical
Publication of EP3586710B1 publication Critical patent/EP3586710B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
    • A47L5/365—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back of the vertical type, e.g. tank or bucket type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/0072—Mechanical means for controlling the suction or for effecting pulsating action
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/12—Dry filters
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/20—Means for cleaning filters

Definitions

  • the present invention relates to a vacuum cleaner with a self-cleaning function, and the present invention further relates to a self-cleaning method of the vacuum cleaner.
  • Vacuum cleaners are widely used in the cleaning of various places.
  • a vacuum cleaner generally includes a machine head assembly, a filter assembly, and a drum assembly.
  • the filter assembly is arranged in a closed space formed by buckling the machine head assembly and the drum assembly.
  • the outer edge of the machine head, the outer edge of the filter assembly and the upper edge of the drum assembly are successively overlapped and assembled in the axial direction and are compressed, thereby effectively preventing dust from leaking out.
  • a dust drum vacuum cleaner is a common household appliance.
  • the dust drum vacuum cleaner has large power and large air inlet, so the burden of a filter is heavy. After working for a long time, dust is easy to accumulate in the air duct, so that the effective dust collection time is influenced, and the dust collection effect is seriously attenuated; meanwhile, the service life of the filter is also reduced.
  • the existing vacuum cleaner is used, a user needs to frequently disassemble the vacuum cleaner to clean the filter, the cleaning workload is large, and poor experience is brought to the user.
  • DE-A-102010029524 discloses a vacuum cleaner with a dirt collecting container which has a suction inlet and is in flow connection with a suction unit via at least one filter and a suction line.
  • a scavenging air supply device for supplying scavenging air into the suction line downstream of the filter.
  • the scavenging air supply device has at least one scavenging air opening and a closing body which can be moved back and forth between a closed position in which it closes the scavenging air opening and a release position in which it releases the scavenging air opening.
  • the object of the present invention is to provide a vacuum cleaner with a self-cleaning function.
  • the present invention provides vacuum cleaner having self-cleaning function comprises
  • the outer surface of the machine head assembly is provided with a suction mouthpiece closing member, and the air replenishing valve is at least partially arranged in the suction mouthpiece closing member.
  • the suction mouthpiece closing member comprises a protrusion, and the outer diameter of the protrusion is matched with the inner diameter of the suction mouthpiece.
  • the suction mouthpiece closing member further comprises a hose clamping groove which is arranged around the protrusion; and the tube wall of the suction mouthpiece is inserted into the hose clamping groove to press against the air replenishing valve.
  • the hose clamping groove is provided with a groove outer wall and a groove inner wall; and the distance between the groove outer wall and the groove inner wall corresponds to the thickness of the tube wall of the suction mouthpiece.
  • the air replenishing valve does not protrude out of the suction mouthpiece closing member as a whole.
  • the machine head assembly comprises a fan base for supporting the fan and a top cover covering the fan base, and the air replenishing valve is arranged between the fan base and the top cover.
  • the top cover is provided with a hose clamping groove, and the hose is inserted into the hose clamping groove to close the suction mouthpiece and control the air replenishing valve to open the air replenishing opening.
  • the air replenishing valve comprises an air replenishing valve body and an air replenishing valve cover mounted on the base of the fan, the air replenishing valve body provided with an air replenishing hole communicated with the air replenishing opening, and the air replenishing valve cover can move relative to the air replenishing valve body to open or close the air replenishing hole.
  • the upper portion of air replenishing hole is provided with an air replenishing valve cap, an air replenishing hole and a protrusion adjacent to the air replenishing hole are provided in the hose clamping groove, the air replenishing valve cap partly passes through the air replenishing hole and abuts against the air replenishing valve cap, the hose is inserted into the hose clamping groove, the protrusion closes the suction mouthpiece, the tube wall of the suction mouthpiece presses against the air replenishing valve cap to drive the air replenishing valve cap move relative to the air replenishing valve body, in order to open the air replenishing hole.
  • the air replenishing valve further comprises an elastic element abutting against the air replenishing valve cover, and the air replenishing valve cover can be kept at the position of closing the air replenishing hole under the action of the elastic element.
  • the machine head assembly further includes a switching valve operable to move between two positions, wherein in a first position, the switching valve opens the air outlet and closes the self-cleaning air port, and in a second position, the switching valve closes the air outlet and opens the self-cleaning air port.
  • the switching valve comprises an operating handle, a rotating shaft driven by the operating handle and a switching valve cover relatively fixed with the rotating shaft, wherein the handle drives the switching valve cover through the rotating shaft to select one of the air outlet and the self-cleaning air port to close.
  • the machine head assembly is provided with a plurality of ejection holes corresponding to the cleaning side of the filter, and in the self-cleaning mode, the air stream strikes the cleaning side of the filter through the plurality of ejection holes, and the inner diameters of the plurality of ejection holes are increased along the direction from the inside to the outside of the fan.
  • the machine head assembly is provided with a plurality of ejection holes corresponding to the cleaning side of the filter, and in the self-cleaning mode, the air stream strikes the cleaning side of the filter through the plurality of ejection holes; the ratio of the total air outlet area of the ejection holes to the air passing area of the fourth air chamber is 1:1.
  • the invention further provides a self-cleaning method of the vacuum cleaner with self-cleaning function, wherein the self-cleaning method comprises the following steps: S1, connecting the hose with the air replenishing valve; S2, closing the air outlet; S3, opening the air outlet; and S4, separating the hose from the air replenishing valve.
  • step S2 and step S3 are circularly performed for a plurality of times between step S1 and step S4.
  • step S3 is maintained for a preset time, and thereafter step S2 is performed; the preset time is 1 to 3 seconds.
  • the invention has the beneficial effects that: from the above technical solutions, it can be seen that the present invention has a number of outstanding substantial technical features, and after implementing the technical solution of the present invention, the significant technical progress thereof is mainly reflected in: (1) a self-cleaning system is additionally arranged on the traditional vacuum cleaner, so that the filter can be self-cleaned; (2) the effective dust collecting time of the vacuum cleaner is prolonged; (3) the self-cleaning effect is excellent, and the service life of the filter is prolonged; (4) the self-cleaning system decreases the disassembly and cleaning frequency of a user and reduces the workload; (5) the design is ingenious, the structure is simple, the production is convenient, and the applicability is strong; (6) the external cold air entering from the air replenishing air passage can cool the fan, so that the temperature of the fan is reduced; and (7) the hose is connected to the air replenishing valve, so that the suction mouthpiece and the air replenishing valve can be simultaneously controlled to be opened and closed, thereby carrying out the self-cleaning of the filter
  • the vacuum cleaner comprises a machine head assembly 10, a dust drum (not shown) and a filter 30 connected to the machine head assembly 10.
  • the dust drum can be hermetically snap-fitted with the machine head assembly 10 by a connecting member such as a snap member and the like, in addition, rollers can also be provided under the dust drum to facilitate the movement of the dust drum.
  • the machine head assembly 10 is also connected with a hose 21, and the machine head assembly 10 is provided with an air inlet.
  • hose 21 One end of the hose 21 is communicated with the air inlet of the machine head assembly 10, the other end of the hose 21 is provided with a suction mouthpiece 22 communicated with the external environment, therefore external air can be discharged from the suction mouthpiece 22 through the air inlet after being filtered by a filter 30, and the filtered dust can fall into the dust drum.
  • the hose may be alternatively connected to the dust drum.
  • the machine head assembly 10 includes a fan 11, a fan base 12 for supporting the fan 11, a fan hood 14 socketed on the fan 11, and a top cover 13 covering the upper portion of the fan 11, wherein the fan base 12 is provided with a filter groove 121, the filter groove 121 penetrates through the upper portion and the lower portion of the fan base 12, and the filter 30 is mounted in the filter groove 121.
  • the filter 30 is preferably a flat plate filter.
  • the top cover 13 is provided with an opening through which the filter 30 can be exposed, and the opening is sealed by a rear cover 15 fitted to the top cover 13.
  • the fan hood 14 is provided with an air outlet 141, the air outlet 141 is a main air outlet pipe formed on the fan hood 14, and correspondingly, the fan base 12 is provided with a matching groove 122 for accommodating the main air outlet pipe.
  • the lower portion of the fan base 12 is connected with a tray 16, and the tray 16 is used to form an air stream channel with the fan base 12 the fan hood 14 and the like.
  • the vacuum cleaner has a first air chamber 41 extending from the air inlet to the filter 30, and the first air chamber is formed by the dust drum (not shown), the fan base 12 and the tray 16 in an enclosing manner.
  • Extending from the filter 30 to the fan 11 forms a second air chamber 42 of the vacuum cleaner, which is formed by the fan base 12, the tray 16 and the fan hood 14.
  • the upstream end of the second air chamber 42 is provided with a first air port 123, and the first air port 123 is provided on the fan base 12 and located inside the filter groove 121.
  • the fan 11 includes a motor 111 and an impeller 112 driven by the motor, and the air inlet of the impeller 112 is in fluid communication with the downstream end of the second air chamber 42.
  • the external air enters from the suction mouthpiece 22 of the hose 21, successively passes through the first air chamber 41, the second air chamber 42 and the third air chamber 43 and is discharged from the air outlet 141.
  • the air enters from the suction mouthpiece of the hose pass through the first air chamber 41, filter 30, the second air chamber 42, fan 11, the third air chamber 43, and is discharged from the air outlet, that is, the path through which the air passed forms the dust suction air passage of the vacuum cleaner.
  • the inside formed by the hood 14, the filter 30, and the rear cover 15 in an enclosing manner is a clean space, and the outside is a non-clean space, that is, the inside of the filter 30 is a cleaning side, and the outside of the filter 30 is a non-cleaning side, or along the dust suction air passage, the downstream side of the filter 30 is the cleaning side, and the upstream side of the filter 30 is the non-cleaning side.
  • a fourth air chamber 44 is formed between the air outlet 141 and the cleaning side of the filter 30, and the fourth air chamber 44 has a second air port 142 disposed adjacent to the filter and a self-cleaning air port 143 disposed adjacent to the air outlet 141, wherein the fourth air chamber 44 is formed by the fan hood 14 and the rear cover 15 in an enclosing manner, and extends from the self-cleaning air port 143 to the cleaning side of the filter 30.
  • the self-cleaning air port 143 is provided on the wall of the main air outlet pipe.
  • the fan base 12 is further provided with an air replenishing chamber 45 which is arranged adjacent to the filter groove 121.
  • An air replenishing opening 451 is provided at the bottom of the air replenishing chamber 45, and is in gas communication with the first port 123 on the downstream side of the filter 30.
  • the external air can enter the second air chamber 42 from the air replenishing chamber 45 and then be discharged from the air outlet 141 through the fan 11 and the third air chamber 43, or the external air enters the second air chamber 42 from the air replenishing chamber 45, then enters the fourth air chamber 44 from the fan 11 and the third air chamber 43, passes through the second air port 142, then passes through the cleaning side of the filter 30, and then returns to the second air chamber 42, and the cycle is repeated, so that the air stream path from the self-cleaning air port 143 to the cleaning side of the filter 30 forms the self-cleaning air passage of the vacuum cleaner.
  • a switching valve 60 is mounted on the top cover 13, and the switching valve 60 is disposed adjacent to the air outlet 141 and the self-cleaning air port 143.
  • the switching valve 60 may be in two states: in case of the first state, as shown in Figs. 7 and 12 , the self-cleaning air port 143 is closed and the air outlet 141 is opened, and in case of the second state, as shown in Fig. 8 and 13 , the air outlet 141 is closed and the self-cleaning air port 143 is opened.
  • the vacuum cleaner When the switching valve 60 is in the first state, the vacuum cleaner has three modes: in case of the first mode, the air replenishing opening 451 is closed, and the air inlet is opened, so that the external air enters the first air chamber 41 from the air inlet, passes through the filter 30, the second air chamber 42, the fan 11 and the third air chamber 43, and is discharged from the air outlet 141, namely, the first mode is the vacuum cleaning mode of the vacuum cleaner, as shown in Fig.
  • the direction of the solid arrow is the direction of the air stream in the vacuum cleaning mode; in case of the second mode, the air replenishing opening 451 is opened, and the air inlet is closed, so that the external air enters the second air chamber 42 from the air replenishing opening 451, passes through the fan 11 and the third air chamber 43, and is discharged from the air outlet 141, namely, the second mode is the air replenishing mode of the vacuum cleaner; when the switching valve 60 is in the second state, the air replenishing opening 451 is opened, and the air inlet is closed, so that the external air enters the second air chamber 42 from the air replenishing opening 451, passes through the fan 11 and the third air chamber 45, enters the fourth air chamber 44 from the self-cleaning air port 143, passes through the cleaning side of the filter 30, and then returns to the second air chamber 42, and the cycle is repeated, namely, it is the self-cleaning mode of the vacuum cleaner, wherein the direction of the dotted arrow in Fig. 18 is the direction of the air stream in the self-cleaning mode
  • the switching valve 60 includes a handle 62 for operation and a rotating shaft 63 relatively fixedly connected to the handle 62.
  • the rotating shaft 63 is fixedly connected to the handle 62 through a spline and a screw.
  • a switching valve cover 64 is fixedly disposed on the rotating shaft 63.
  • the handle 62 is operated to, through the rotating shaft 63, drive the switching valve cover 64 to rotate, around the rotating shaft 63, between two positions, so that the switching valve 60 is in the first state or the second state.
  • the switching valve cover 64 closes the self-cleaning air port 143 and opens the air outlet 141, and when the switching valve 60 is in the second state, the switching valve cover 64 opens the self-cleaning air port 143 and closes the air outlet 141.
  • the switching valve 60 further includes an elastic member 61 which applies an elastic force to the switching valve cover 64 to make the same move towards the self-cleaning air port 143, that is, the switching valve 60 can be maintained in the first state under the action of the elastic member 61, and the handle 62 of the switching valve 60 is manually operated to overcome the action of the elastic member 61 to switch to the second state.
  • the elastic element 61 is preferably a torsion spring, which can be socketed on the rotating shaft 63, wherein one end of the torsion spring is fixed relative to the rotating shaft 63, and the other end of the torsion spring 63 is fixed on the top cover 13.
  • the switching valve 60 can also be switched between the first state and the second state by an electrically controlled manner such as a steering engine or a turning angle electromagnet.
  • the air replenishing opening 451 is opened or closed by opening or closing the air replenishing valve 70.
  • the air replenishing valve 70 comprises an air replenishing valve body 71, an air replenishing hole 75 is formed in the air replenishing valve body 71, an air replenishing valve cover 72 is arranged on the lower side of the air replenishing hole 75, a spring 74 is arranged between the air replenishing valve cover 72 and the pierced air replenishing valve bottom wall, wherein the spring make the air replenishing valve cover 72 have the tendency of upwards closing the air replenishing hole 75, namely, the air replenishing valve 70 can be kept at the position of closing the air replenishing hole 75 under the action of the spring 74.
  • An air replenishing valve cap 73 is arranged on the upper side of the air replenishing hole 75, a foot extends downwards from the air replenishing valve cap 73, and the foot penetrates downwards through the air replenishing hole 75 and abuts against the air replenishing valve cover 72.
  • the downward movement of the air replenishing valve cap 73 can drive the air replenishing valve cover 72 to together overcome the force of the spring 74 so as to open the air replenishing hole 75.
  • the air replenishing valve 70 is mounted between the air replenishing chamber 45 and the top cover 13.
  • the top cover 13 is provided with an annular hose clamping groove 132, a through hole 132c is provided in the hose clamping groove 132, the air replenishing valve cap 73 is positioned above the through hole, and the foot of the air replenishing valve cap 73 downwards penetrates through the through hole.
  • the hose clamping groove 132 is matched with the tube wall of the suction mouthpiece 22 (i.e.
  • the tube wall of the suction mouthpiece 22 presses down the air replenishing valve cap 73, so that the air replenishing valve 70 is opened, and air between the top cover 13 and the fan base 12 can enter the air replenishing chamber 45 through the air replenishing hole 75, as shown in Fig. 16 , the direction of the arrow is the direction of air stream when the air replenishing hole 75 is opened.
  • the top end of the air replenishing valve cap 73 is lower than the top end of the protrusion 132, that is, the air replenishing valve cap 73 does not protrude out of the hose clamping groove 132 as a whole, so that the air replenishing valve can be prevented from being triggered by mistake.
  • the air replenishing valve 70 is controlled to open the air replenishing opening 451 while the hose suction mouthpiece 22 is closed, where the cooperation means that the tube wall of the suction mouthpiece 22 presses against the air replenishing valve 70 so as to control the air replenishing valve 70 to open the air replenishing opening 451, that is, the tube wall of the suction mouthpiece 22 abuts against and presses the air replenishing valve 70 down; the separation of the hose 21 from the air replenishing valve 70 is able to open the suction mouthpiece 22 and the air replenishing valve 70 closes the air replenishing opening 451.
  • the hose 21 is separated from the air replenishing valve 70, the suction mouthpiece 22 is in the open state, and the air replenishing valve 70 is in the close state, that is, the spring 74 presses against the air replenishing valve cover 72 to close the air replenishing hole 75.
  • the hose 21 is connected to the air replenishing valve 70, and the suction mouthpiece 22 is in the close state, that is, the protrusion 133 closes the suction mouthpiece 22; the air replenishing valve 70 is in the close state, the side wall of the hose 21 downwards presses the air replenishing valve cover 72, and the air replenishing valve cover 72 drives the air replenishing valve cover 72 to move downwards to open the air replenishing hole 75.
  • the hose clamping groove 132 and the protrusion 133 forms a closing member for the suction mouthpiece.
  • the outer diameter of the protrusion 133 is substantially equal to the inner diameter of the suction mouthpiece 22, and the ring width of the annular hose clamping groove 132 (the difference between the inner diameter of the outer periphery of the hose clamping groove 132 and the outer diameter of the protrusion 133, that is, the distance between the groove outer wall 132a and the groove inner wall 132b of the hose clamping groove 132) is substantially equal to the wall thickness of the suction mouthpiece 22, so that when the hose 21 is inserted into the annular hose clamping groove 132, the tube wall of the suction mouthpiece 22 is just inserted into the hose clamping groove 132, and the suction mouthpiece 22 is just closed by the protrusion 132.
  • the thickness of the tube wall of the suction mouthpiece 22 is much smaller than the width of a human finger, so that it is ensured that a user can simultaneously close the suction mouthpiece and control the opening of the air replenishing valve only by inserting the suction mouthpiece 22 into a suction mouthpiece closing member and pressing down the hose clamping groove 132, and the air replenishing valve 70 cannot be opened only by using the limb (such as a finger) of the user, and therefore, the linkage control of the suction mouthpiece and the air replenishing valve is ensured, and the air replenishing valve is prevented from being triggered by mistake.
  • a hole plate 151 is provided in the rear cover 15, and the hole plate 151 divides the interior of the rear cover 15 into an upper portion and a lower portion, wherein the upper portion is in fluid communication with the self-cleaning air port 143.
  • the hole plate 151 is provided with a plurality of through ejection holes 152, and the ejection holes 152 forms a part of the self-cleaning air passage.
  • the ejection holes 152 extend downwards to form ejection columns, the hole diameters of the ejection holes 152 of the preferred ejection columns are not more than 10 mm, specifically 5 mm to 9 mm, the center lines of the ejection holes 152 are approximately perpendicular to the flat filter, the air outlet direction from the second air port 142 is approximately perpendicular to the center lines of the ejection holes 152, and the air volume inside the fan assembly is greater than that outside the fan assembly, therefore the hole diameters of the ejection holes adjacent to the second air chamber inlet, namely the first air port, is set to be smaller than the hole diameters of the ejection holes far away from the second air chamber inlet, or the inner diameters of the ejection holes adjacent to the downstream of the dust collection air passage is smaller than the inner diameters of the ejection holes far away from the downstream of the dust collection air passage, thereby ensuring that the air stream inside and outside the second air chamber are more uniform.
  • the inner diameters of the plurality of ejection holes 152 increases in the direction from the inside to the outside of the fan 11, and the plurality of ejection holes 152 are regularly arranged with respect to the rotation axis of the fan 11.
  • four rows of ejection holes are provided, three ejection holes are provided in each row, and the inner diameters of the ejection holes in the same row are increased from inside to outside, specifically, the hole diameter of the innermost ejection hole is preferably 5 mm, the hole diameter of the middle ejection hole is preferably 7 mm, and the hole diameter of the outermost ejection hole is preferably 9 mm.
  • the connecting lines of the center lines of the ejection holes in each row may be arranged in parallel with each other or in the same radial direction as the rotation axis of the fan 11, and the sub-sections of the ejection holes having the same hole diameter of each row may be arranged in conformity with the arrangement of the filter, such as arc-shaped in the present embodiment.
  • a grid-shaped side wall 153 is provided at one side of the hole plate 151, and the side wall 153 corresponds to the first air port 123 such that the clean air passing through the filter 30 can enter the first air port 123 from the grid of the side wall 153.
  • the gap between the end of the ejection column and the clean side of the filter 30 is no more than 20 mm, more preferably 2 mm to 10 mm, and most preferably 5 mm, and the ratio of the total air outlet area of the ejection holes to the minimum air passing area of the fourth air chamber 44 is approximately 1:1.
  • the self-cleaning method of the vacuum cleaner according to the invention comprises the following steps: S1,connecting the hose 21 with the air replenishing valve 70, so that the hose suction mouthpiece 22 is closed and the air replenishing opening 451 is opened, therefore air stream successively passes through the air replenishing opening 451, the fan 11 and the air outlet 141, specifically, the free end of the hose 21 is inserted into the hose clamping groove 132, the protrusion 133 in the clamping groove 132 closes the hose suction mouthpiece 22, the tube wall of the hose 21 downwards presses the air replenishing valve cap 73, and then the air replenishing valve 70 is opened, so that the air stream enters the second air chamber 42 and the third air chamber 43 through the air replenishing opening 451, and thereafter is discharged from the air outlet 141; S2, closing the air outlet 141, specifically, opening the switching valve 60 to close the air outlet 141 and open the self-cleaning air port 143, so that the external air stream successively passes through the air replenishing opening 451, the second air chamber
  • step S2 and step S3 are circularly performed for a plurality of times between step S1 and step S4, and further, step S3 can be maintained for a preset time in the circulating process, and thereafter step S2 is performed.
  • the preset time is 1 to 3 seconds.
  • Fig. 23 is a simplified structural diagram of the vacuum cleaner in the cleaning mode, in which the suction mouthpiece 22 and the air outlet 141 are both in the open state, the switching valve 60 closes the self-cleaning air port 143, and the air replenishing valve 70 closes the air replenishing opening 451.
  • the air replenishing valve 70 closes the air replenishing opening 451.
  • Clean air passes through the filter 30, successively passes through the second air chamber 42 and the third air chamber 43, and is finally discharged from the air outlet 141, and the arrow in the drawing schematically indicates the direction of air stream.
  • the activation of the self-cleaning mode can be realized by a user through operating the hose and the switching valve, or can be realized through an automatic mode switching structure arranged in the vacuum cleaner, specifically through a mode of controlling an electromagnetic valve or other control modes known to those skilled in the art, and will not be described herein again.
  • Fig. 24 is a schematic structural diagram of the air replenishing mode of the vacuum cleaner switched from the vacuum cleaning mode to the self-cleaning mode, wherein the suction mouthpiece 22 is in the close state, the air outlet 141 is in the open state, the switching valve 60 closes the self-cleaning air port 143, and the air replenishing valve 70 is opened.
  • air enters the second air chamber 42 from the air replenishing opening 451, passes through the third air chamber 73, and is finally discharged from the air outlet 141, and the arrows in the drawing schematically indicates the direction of the air stream.
  • a low pressure area is formed in the first air chamber 41 and the fourth air chamber 44.
  • Fig. 25 is a schematic structural diagram of the vacuum cleaner in the self-cleaning mode, in which the suction mouthpiece 22 and the air outlet 141 are both in the close state, the switching valve 60 opens the self-cleaning air port 143, and the air replenishing valve 70 is kept open.
  • the air entering from the air replenishing opening 451 enters the fourth air chamber 44 through the second air chamber 42 and the third air chamber 43 under the action of the fan 11, and is ejected from the ejection hole 152 corresponding to the cleaning side of the filter to strike the cleaning side of the filter, so that the impurity dust accumulated and stuck on the non-cleaning side of the filter are removed, and a self-cleaning action is completed.
  • the vacuum cleaner returns to the air replenishing mode from the self-cleaning mode, namely the air replenishing valve 70 is kept open, the self-cleaning air port 143 is closed and the air outlet 141 is opened, and then the vacuum cleaner returns to the self-cleaning mode from the air replenishing mode, and in this way, the self-cleaning action is repeated for a plurality of times. Finally, the vacuum cleaner returns to the vacuum cleaning mode from the air replenishing mode or the self-cleaning mode to finish the self-cleaning operation.
  • the present invention adds a self-cleaning system on the traditional vacuum cleaner, so that the filter can be self-cleaned; the effective dust collection time of the vacuum cleaner is prolonged; the self-cleaning effect is excellent, and the service life of the filter is prolonged; the self-cleaning system reduces the disassembly and cleaning frequency of a user and reduces the workload; the design is ingenious, the structure is simple, the production is convenient, and the applicability is strong; the external cold air entering from the air replenishing opening 451 can cool the lower, so that the temperature of the fan is reduced; in addition, through the connection or separation of the hose and the air replenishing valve, the switch between the cleaning mode and the vacuum cleaning mode is realized, the operation is very simple and convenient, therefore better user experience is achieved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Suction Cleaners (AREA)
  • Electric Vacuum Cleaner (AREA)

Claims (13)

  1. Aspirateur ayant une fonction d'auto-nettoyage comprenant :
    un ensemble de tête de machine (10),
    un tambour à poussière,
    un tuyau flexible (21) raccordé à l'ensemble de tête de machine (10) ou au tambour à poussière, et
    un filtre (30) raccordé à l'ensemble de tête de machine (10),
    dans lequel l'ensemble de tête de machine (10) comprend un ventilateur (11), une entrée d'air et une sortie d'air (141) en communication avec l'extérieur, le tuyau flexible (21) a un embout d'aspiration (22) en communication avec l'extérieur, l'embout d'aspiration (22) est en communication avec l'entrée d'air, le ventilateur (11) est prévu entre le filtre (30) et la sortie d'air (141), une ouverture de réapprovisionnement en air (451) est prévue entre le filtre (30) et le ventilateur (11), le filtre (30) a un côté propre et un côté sale, où l'aspirateur a un mode d'aspiration et un mode d'autonettoyage et dans le mode d'aspiration, le flux d'air passe successivement par l'embout d'aspiration (22), l'entrée d'air, le filtre (30), le ventilateur (11) et la sortie d'air (141), et dans le mode d'auto-nettoyage, le flux d'air passe successivement par l'ouverture de réapprovisionnement en air (451) et le ventilateur (11), et heurte ensuite le côté nettoyant du filtre (30), dans lequel une valve de réapprovisionnement en air (70) est prévue au niveau de l'ouverture de réapprovisionnement en air (451), et dans le mode d'aspiration, l'embout d'aspiration (22) est ouvert et la valve de réapprovisionnement en air (70) commande l'ouverture de réapprovisionnement en air (451) pour qu'elle se ferme, et dans le mode d'auto-nettoyage, l'embout d'aspiration (22) est fermé et la valve de réapprovisionnement en air (70) commande l'ouverture de réapprovisionnement en air (451) pour qu'elle s'ouvre, dans lequel la paroi de tube de l'embout d'aspiration (22) du tuyau flexible (21) est pressée contre la valve de réapprovisionnement en air (70) afin de fermer l'embout d'aspiration (22), et commander la valve de réapprovisionnement en air (70) pour qu'elle ouvre l'ouverture de réapprovisionnement en air (451), la paroi de tube de l'embout d'aspiration (22) du tuyau flexible (21) est séparée de la valve de réapprovisionnement en air (70) afin d'ouvrir l'embout d'aspiration (22), et commander la valve de réapprovisionnement en air (70) pour qu'elle ferme l'ouverture de réapprovisionnement en air (451), où l'aspirateur est en outre prévu avec un mode de réapprovisionnement en air et dans le mode de réapprovisionnement en air, le flux d'air passe successivement par l'ouverture de réapprovisionnement en air (451), le ventilateur (11) et la sortie d'air (141),
    caractérisé en ce que : l'aspirateur a une première chambre d'air (41) de l'entrée d'air au côté sale du filtre (30), une deuxième chambre d'air (42) du côté nettoyant du filtre (30) au ventilateur (11), une troisième chambre d'air (43) du ventilateur (11) à la sortie d'air (141) et une quatrième chambre d'air (44) de la sortie d'air (141) au côté nettoyant du filtre (30), dans lequel la quatrième chambre d'air (44) est prévue avec un orifice d'air d'autonettoyage (143) adjacent à la sortie d'air (141), dans lequel, lorsque l'aspirateur est dans le mode d'aspiration, l'embout d'aspiration (22) et la sortie d'air (141) sont ouverts et l'ouverture de réapprovisionnement en air (451) est fermée, de sorte que le flux d'air externe passe successivement par l'embout d'aspiration (22), l'entrée d'air, la première chambre d'air (41), la deuxième chambre d'air (42) et la troisième chambre d'air (43), et est déchargé par la sortie d'air (141) ; dans lequel, lorsque l'aspirateur est dans le mode de réapprovisionnement en air, la sortie d'air (141) et l'ouverture de réapprovisionnement en air (451) sont ouvertes, et l'embout d'aspiration (22) est fermé, de sorte que le flux d'air externe passe successivement par l'ouverture de réapprovisionnement en air (451), la deuxième chambre d'air (42) et la troisième chambre d'air (43), et est déchargé par la sortie d'air (141) ; et dans lequel, lorsque l'aspirateur est dans le mode d'auto-nettoyage, l'ouverture de réapprovisionnement en air (451) est ouverte, l'embout d'aspiration (22) et la sortie d'air (141) sont fermés, de sorte que les flux d'air externes passent successivement par l'ouverture de réapprovisionnement en air (451), la deuxième chambre d'air (42), la troisième chambre d'air (43) et la quatrième chambre d'air (44), et pénètre ensuite dans la deuxième chambre d'air (42) pour la circulation après être passé par le côté nettoyant du filtre (30).
  2. Aspirateur selon la revendication 1, caractérisé en ce que : la surface externe de l'ensemble de tête de machine (10) est prévue avec un organe de fermeture d'embout d'aspiration, et la valve de réapprovisionnement en air (70) est au moins partiellement agencée dans l'organe de fermeture d'embout d'aspiration.
  3. Aspirateur selon la revendication 2, caractérisé en ce que : l'organe de fermeture d'embout d'aspiration comprend une saillie (133), et le diamètre externe de la saillie (133) correspond au diamètre interne de l'embout d'aspiration (22).
  4. Aspirateur selon la revendication 3, caractérisé en ce que : l'organe de fermeture d'embout d'aspiration comprend en outre une rainure de serrage de tuyau flexible (132) qui est agencée autour de la saillie (133) ; et la paroi de tube de l'embout d'aspiration (22) est insérée dans la rainure de serrage de tuyau flexible (132) pour appuyer contre la valve de réapprovisionnement en air (70).
  5. Aspirateur selon la revendication 4, caractérisé en ce que : la rainure de serrage de tuyau flexible (132) est prévue avec une paroi externe de rainure (132a) et une paroi interne de rainure (132b) ; et la distance entre la paroi externe de rainure (132a) et la paroi interne de rainure (132b) correspond à l'épaisseur de la paroi de tube de l'embout d'aspiration (22).
  6. Aspirateur selon la revendication 2, caractérisé en ce que : la valve de réapprovisionnement en air (70) ne fait pas saillie de l'organe de fermeture d'embout d'aspiration dans son ensemble.
  7. Aspirateur selon l'une quelconque des revendications 1 à 6, caractérisé en ce que : la valve de réapprovisionnement en air (70) comprend un corps de valve de réapprovisionnement en air (71) et un couvercle de valve de réapprovisionnement en air (72) monté sur la base du ventilateur (11), le corps de valve de réapprovisionnement en air (71) étant prévu avec un trou de réapprovisionnement en air (75) en communication avec l'ouverture de réapprovisionnement en air (451), et le couvercle de valve de réapprovisionnement en air (72) peut se déplacer par rapport au corps de valve de réapprovisionnement en air (71) pour ouvrir ou fermer le trou de réapprovisionnement en air (75).
  8. Aspirateur selon la revendication 7, caractérisé en ce que : la partie supérieure du trou de réapprovisionnement en air (75) est prévue avec un capuchon de valve de réapprovisionnement en air (73), un trou débouchant et une saillie (133) adjacente au trou débouchant sont prévus dans la rainure de serrage de tuyau flexible (132), le capuchon de valve de réapprovisionnement en air (73) passe partiellement à travers le trou débouchant et vient en butée contre le capuchon de valve de réapprovisionnement (73), le tuyau flexible (21) est inséré dans la rainure de serrage de tuyau flexible (132), la saillie (133) ferme l'embout d'aspiration (22), la paroi de tube de l'embout d'aspiration (22) appuie contre le capuchon de valve de réapprovisionnement en air (73) pour entraîner le capuchon de valve de réapprovisionnement en air (73) à se déplacer par rapport au corps de valve de réapprovisionnement en air (71), afin d'ouvrir le trou de réapprovisionnement en air (75).
  9. Aspirateur selon la revendication 7, caractérisé en ce que : la valve de réapprovisionnement en air (70) comprend en outre un élément élastique (74) venant en butée contre le couvercle de valve de réapprovisionnement en air (72), et le couvercle de valve de réapprovisionnement en air (72) peut être maintenu dans la position de fermeture du trou de réapprovisionnement en air (75) sous l'action de l'élément élastique.
  10. Aspirateur selon la revendication 1, caractérisé en ce que : l'ensemble de tête de machine (10) comprend en outre une valve de commutation (60) pouvant être actionnée pour se déplacer entre deux positions, dans lequel, dans une première position, la valve de commutation (60) ouvre la sortie d'air (141) et ferme l'orifice d'air d'autonettoyage (143), et, dans une seconde position, la valve de commutation (60) ferme la sortie d'air (141) et ouvre l'orifice d'air d'auto-nettoyage (143).
  11. Aspirateur selon la revendication 10, caractérisé en ce que : la valve de commutation (60) comprend une poignée d'actionnement (62), un arbre rotatif (63) entraîné par la poignée d'actionnement (62) et un couvercle de valve de commutation (64) relativement fixé avec l'arbre rotatif (63), dans lequel la poignée d'actionnement (62) entraîne le couvercle de valve de commutation (64) par le biais de l'arbre rotatif (63) afin de sélectionner l'un parmi la sortie d'air (141) et l'orifice d'air d'auto-nettoyage (143) à des fins de fermeture.
  12. Aspirateur selon la revendication 11, caractérisé en ce que : l'ensemble de tête de machine (10) est prévu avec une pluralité de trous d'éjection (152) correspondant au côté nettoyant du filtre (30), et, dans le mode d'autonettoyage, le flux d'air heurte le côté nettoyant du filtre (30) par la pluralité de trous d'éjection ; le rapport de la surface de décharge d'air totale des trous d'éjection sur la surface de passage d'air de la quatrième chambre d'air (44) est de 1:1.
  13. Procédé d'auto-nettoyage de l'aspirateur avec la fonction d'auto-nettoyage selon l'une quelconque des revendications 1 à 12, caractérisé en ce que : le procédé d'auto-nettoyage comprend les étapes suivantes consistant à : S1, raccorder le tuyau flexible (21) avec la valve de réapprovisionnement en air (70) ; S2, fermer la sortie d'air (141) ; S3, ouvrir la sortie d'air (141) ; et S4 séparer le tuyau flexible (21) de la valve de réapprovisionnement en air (70).
EP18758056.8A 2017-02-27 2018-02-09 Aspirateur à fonction d'auto-nettoyage et procédé d'auto-nettoyage associé Active EP3586710B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201710107205 2017-02-27
CN201710332285.2A CN108497996B (zh) 2017-02-27 2017-05-12 具有自清洁功能的吸尘器及其自清洁方法
CN201710332261.7A CN108497995A (zh) 2017-02-27 2017-05-12 具有自清洁功能的吸尘器
PCT/CN2018/075912 WO2018153281A1 (fr) 2017-02-27 2018-02-09 Aspirateur à fonction d'auto-nettoyage et procédé d'auto-nettoyage associé

Publications (3)

Publication Number Publication Date
EP3586710A1 EP3586710A1 (fr) 2020-01-01
EP3586710A4 EP3586710A4 (fr) 2021-01-13
EP3586710B1 true EP3586710B1 (fr) 2022-06-15

Family

ID=63253538

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18758056.8A Active EP3586710B1 (fr) 2017-02-27 2018-02-09 Aspirateur à fonction d'auto-nettoyage et procédé d'auto-nettoyage associé

Country Status (2)

Country Link
EP (1) EP3586710B1 (fr)
WO (1) WO2018153281A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2019362917B2 (en) * 2018-10-19 2024-03-28 Bissell Inc. Surface cleaning apparatus with proximity-triggered user interface
KR102123653B1 (ko) * 2018-12-12 2020-06-18 배진식 청소에 사용될 수 있는 이동 장치 및 이동 장치 제어방법
WO2021184524A1 (fr) * 2020-03-18 2021-09-23 苏州欧圣电气股份有限公司 Aspirateur
CN117423916B (zh) * 2023-10-23 2024-05-14 安徽能通新能源科技有限公司 一种基于人工智能技术的分布式储能系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0873075T3 (da) * 1995-11-30 2000-05-01 Alfred Korcher Gmbh & Co Sugeapparat til rengøringsformål
CN1241518C (zh) * 2002-05-31 2006-02-15 乐金电子(天津)电器有限公司 具备自动除尘装置的真空吸尘器
DE10321977A1 (de) * 2003-05-15 2004-12-02 BSH Bosch und Siemens Hausgeräte GmbH Staubsauger mit einer durch Druckluft wirkenden Reinigungsvorrichtung für Keramikfilter
DE102004056076A1 (de) * 2004-11-12 2006-05-18 Alfred Kärcher Gmbh & Co. Kg Staubsauger sowie Zyklonabscheidevorrichtung und Zyklon für einen Staubsauger
US20070174993A1 (en) * 2006-02-02 2007-08-02 Dever Kerry L Filter cleaning system for floor cleaning apparatus
JP4041150B2 (ja) * 2006-03-31 2008-01-30 株式会社東芝 電気掃除機
EP2016881A1 (fr) * 2007-07-16 2009-01-21 Ribimex Italia S.r.l. Aspirateur pour l'aspiration de cendres
EP2229859B1 (fr) * 2009-03-21 2012-04-04 Festool GmbH Procédé de fonctionnement pour un appareil d'aspiration doté d'un sac-filtre et appareil d'aspiration correspondant
CN201492374U (zh) * 2009-06-25 2010-06-02 天佑电器（苏州）有限公司 吸尘器的可转换出风机构
DE102010029524A1 (de) * 2010-05-31 2011-12-01 Alfred Kärcher Gmbh & Co. Kg Staubsauger
DE102013007183A1 (de) * 2013-04-25 2014-10-30 Nilfisk-Advance A/S Schmutzsauger mit Abreinigungssteuerung für den oder die Filter
CN203898201U (zh) * 2014-02-28 2014-10-29 天佑电器（苏州）有限公司 具有自清洁功能的吸尘器
CN105361815B (zh) * 2014-09-01 2023-04-11 天佑电器（苏州）有限公司 过滤器振动装置及其自清洁方法及吸尘器
AU2015377942B2 (en) * 2015-01-13 2020-07-02 Alfred Karcher Gmbh & Co. Kg Suction device and method for operating a suction device

Also Published As

Publication number Publication date
EP3586710A4 (fr) 2021-01-13
EP3586710A1 (fr) 2020-01-01
WO2018153281A1 (fr) 2018-08-30

Similar Documents

Publication Publication Date Title
CN108497996B (zh) 具有自清洁功能的吸尘器及其自清洁方法
EP3586710B1 (fr) Aspirateur à fonction d'auto-nettoyage et procédé d'auto-nettoyage associé
EP3549505B1 (fr) Collecteur de poussière et procédé d'auto-nettoyage de son filtre
US9615705B2 (en) Liquid aspirator for drawing off and sucking up liquids
US11297990B2 (en) Dust collector and self-cleaning method for filter thereof
US11426041B2 (en) Nozzle for cleaner
EP3387975B1 (fr) Aspirateur balai
KR20070074146A (ko) 청소기 시스템
EP1468637B1 (fr) Nettoyeuse aspirante
CN111887764B (zh) 清洁头及手持吸尘器
US20220322905A1 (en) Nozzle for cleaner
CN210185497U (zh) 用于清洁器的喷嘴
EP4298975A1 (fr) Dispositif de nettoyage
US11399684B2 (en) Nozzle for cleaner
AU2017337522A1 (en) Vacuum cleaner
EP4218521A1 (fr) Aspirateur
CN215899556U (zh) 一种污水桶、分离结构、洗地组件及洗地机
CN116887738A (zh) 清洁器
CA3137390C (fr) Aspirateur
KR101025954B1 (ko) 진공 청소기
CN217685215U (zh) 油烟机
US20220369881A1 (en) Dust Collector and Self-Cleaning Method for Filter Thereof
WO2024011819A1 (fr) Machine de nettoyage utilisable en toute sécurité sous plusieurs angles
CN218572126U (zh) 多角度使用安全的清洗机
CN221588898U (zh) 清洁设备

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20190918

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20201211

RIC1 Information provided on ipc code assigned before grant

Ipc: A47L 9/20 20060101AFI20201207BHEP

Ipc: A47L 5/36 20060101ALI20201207BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

RIC1 Information provided on ipc code assigned before grant

Ipc: A47L 5/36 20060101ALI20211210BHEP

Ipc: A47L 9/20 20060101AFI20211210BHEP

INTG Intention to grant announced

Effective date: 20220110

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602018036785

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1497867

Country of ref document: AT

Kind code of ref document: T

Effective date: 20220715

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20220615

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220915

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220916

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220915

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1497867

Country of ref document: AT

Kind code of ref document: T

Effective date: 20220615

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20221017

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20221015

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602018036785

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

26N No opposition filed

Effective date: 20230316

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20230228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230209

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220615

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20240213

Year of fee payment: 7

Ref country code: GB

Payment date: 20240221

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20240227

Year of fee payment: 7