CN1644150A - Hand-held vacuum cleaner with filter indicator - Google Patents
Hand-held vacuum cleaner with filter indicator Download PDFInfo
- Publication number
- CN1644150A CN1644150A CN 200410033035 CN200410033035A CN1644150A CN 1644150 A CN1644150 A CN 1644150A CN 200410033035 CN200410033035 CN 200410033035 CN 200410033035 A CN200410033035 A CN 200410033035A CN 1644150 A CN1644150 A CN 1644150A
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- China
- Prior art keywords
- vacuum cleaner
- indicating device
- filter
- type vacuum
- fan
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- 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.)
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- 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
- A47L9/02—Nozzles
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- 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
- A47L5/14—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum cleaning by blowing-off, also combined with suction cleaning
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- 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
- A47L5/24—Hand-supported suction cleaners
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- 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
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/04—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids for using the exhaust air for other purposes, e.g. for distribution of chemicals in a room, for sterilisation of the air
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- 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
- A47L9/19—Means for monitoring filtering operation
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- 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
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/242—Hose or pipe couplings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Suction Cleaners (AREA)
- Jet Pumps And Other Pumps (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
A hand-held portable vacuum having a filter indicator that is coupled to an outlet housing and in fluid communication with a portion of the outlet housing between a fan inlet and an intake. The filter indicator includes a pressure differential indicator that is configured to indicate a pressure differential between air in the portion of the outlet housing and atmospheric air pressure. The filter indicator is employed to indicate to the user of the hand-held vacuum that replacement and/or cleaning of the filter is required.
Description
Technical field
The present invention relates generally to hand-held vacuum cleaner, and relate in particular to portable hand-holding type vacuum cleaner with filter indicating device.
Background technology
It is well-known in the art that no bag, the portable hand-holding type vacuum cleaner of rope and wireless type are arranged, generally comprise: be used for producing air-flow fan, be used to hold be inhaled into vacuum cleaner such as the dirt cup of materials such as dirt, dust, chip and stop the filter of these material suction fans.This filter can comprise the single filter medium of being made by fabric or paper material, perhaps can utilize different materials to be arranged in order and make, so that raising is to the strainability of air-flow.
This area is well-known, uses the user of this nothing bag portable hand-holding type vacuum cleaner mostly lazy in the maintenance to vacuum cleaner, and therefore this vacuum cleaner often uses obstruction and/or dirty filter to come work.Use by this way and do not have the performance that bag portable hand-holding type vacuum cleaner can weaken this dust catcher, increase the load (this will make the life-span of these elements shorten) of fan electromotor and fan, and with regard to cordless vacuum cleaner, its trend towards making the life-span of its rechargeable battery to shorten and after single charge the continuous working period of this dust catcher shorten.
Consider that the consumer uses this trend of filter blocks or dirty vacuum cleaner, the dust catcher production industry focuses on the improvement structure of filter, utilize some filtration steps, at first be to adopt thicker plastic filter screen or wire screen, be to adopt thinner fabric or paper material at last, this structure can prevent that the particle of reduced size from entering fan.We find, although this class vacuum cleaner is improved with regard to filtering technique, thereby increase twice allowed time between the filter cleaning at interval, and these improvement still can not be eliminated the cleaning treatment link.
Summary of the invention
In a preferred form, the invention provides a kind of portable hand-holding type vacuum cleaner, it has inlet shell, discharge case, fan component and filter indicating device.The inlet shell limits and has formed inlet, admits dirt, dust and the chip that passes through wherein by inlet.Discharge case is connected with the inlet shell releasedly, and qualification has formed handle, air inlet, fan board and air outlet.The structure handle makes it be suitable for the singlehanded grasping of user, so that the permission user can handle this portable hand-holding type vacuum cleaner and follow one's bent its inlet is pointed to the optional position.Fan board is arranged between air inlet and the air outlet.Fan component is installed on the fan board and is contained in the discharge case.Fan component comprises fan air intake and can produce air-flow by fan.Filter is arranged between inlet and the air inlet, and releasedly with inlet shell or discharge case in one link to each other.The filter indicating device links to each other with discharge case, and is communicated with a part of fluid of discharge case between fan air intake and air inlet.The filter indicating device comprises the pressure reduction indicating device, and structure pressure reduction indicating device is to be used in reference to the air that illustrates in mouthful shell and the pressure reduction between the atmosphere.
By detailed description hereinafter, but relevant other application of the present invention will become clear more understandable.Should be appreciated that to describe in detail and specific embodiment has shown the preferred embodiments of the present invention, but also only be for the present invention is described, and should not be considered as limitation of the scope of the invention.
Description of drawings
Explanation by subsequently and additional claims are understood in conjunction with the accompanying drawings, and other advantage of the present invention and feature will become clear understandable.In the accompanying drawings:
Fig. 1 is the decomposition diagram according to the vacuum cleaner kit of instruction manufacturing of the present invention;
Fig. 2 is the perspective view of the part of vacuum cleaner kit shown in Figure 1, has shown the more details of this dust catcher;
Fig. 3 is the view that the part of vacuum cleaner shown in Figure 2 is dissectd, part is disassembled;
Fig. 4 is the decomposition side view of the biopsy cavity marker devices of vacuum cleaner shown in Figure 2, has shown the more details of electric machine;
Fig. 5 is the partial rear view of electric machine, has shown the more details of the exhaust side of fan drum;
Fig. 6 is the side view of the biopsy cavity marker devices of vacuum cleaner shown in Figure 2;
Fig. 7 is the side view of the part of vacuum cleaner shown in Figure 2, has shown the more details of case body;
Fig. 8 is the front view of the part of vacuum cleaner shown in Figure 2, has shown the more details of Internal baffle;
Fig. 9 is the rearview of the part of vacuum cleaner shown in Figure 2, has shown the more details of post deflection spare;
Figure 10 is the profile that dissects along 10-10 line among Fig. 9;
Figure 11 is the side view of the part of the vacuum cleaner shown in Figure 2 that part is disassembled, part is dissectd;
Figure 12 is the side view of the part of vacuum cleaner shown in Figure 2, has shown the outward appearance at the part case body at contiguous indicating device recess place;
Figure 13 is the profile that dissects along 13-13 line among Figure 12;
Figure 14 is the exploded view of the part of vacuum cleaner shown in Figure 2, has shown the more details of filter system;
Figure 15 is the perspective view of the part of vacuum cleaner shown in Figure 2, has shown the more details of filter indicating device;
Figure 16 is the longitudinally cutting view of filter indicating device;
Figure 17 is the side elevation view of filter indicating device;
Figure 18 is the merblastic side elevation view of vacuum cleaner shown in Figure 2, has shown to show that the air inlet filter is the filter indicating device that is in obstruction or pickup state;
Figure 19 is the decomposition diagram of the part of vacuum cleaner kit shown in Figure 1, has shown crack instrument and the be connected situation of brush tool with cup device for dust;
Figure 19 A is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that the crack instrument directly connects the situation of cup device for dust;
Figure 19 B is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that brush tool directly connects the situation of cup device for dust;
Figure 19 C is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that the floor sweeper is connected to situation on the cup device for dust by import adaptive instrument;
Figure 19 D is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that floor sweeper head is connected to situation on the cup device for dust by the adaptive instrument of import and telescoping tube;
Figure 19 E is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that the crack instrument is connected to situation on the cup device for dust by the adaptive instrument of import, telescoping tube and tool adapter;
Figure 19 F is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that brush tool is connected to situation on the cup device for dust by the adaptive instrument of import, telescoping tube and tool adapter;
Figure 19 G is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown that brush tool is connected to situation on the cup device for dust by the adaptive instrument of import, flexible flexible pipe and tool adapter;
Figure 20 is the top view of the part of vacuum cleaner kit shown in Figure 1, has shown the more details of adapter;
Figure 21 is the side elevation view of adapter;
Figure 22 is the longitudinal sectional view of the adapter done along 22-22 line among Figure 20;
Figure 23 is the decomposition diagram of vacuum cleaner kit shown in Figure 1, has shown to use adapter to make the situation of the direct exhaust of dust catcher;
The decomposition diagram of the vacuum cleaner kit shown in Figure 1 that Figure 24 is in the blow mode to be adopted;
Figure 25 is the side view in partial cross-section of vacuum cleaner kit shown in Figure 1, shown that adapter is corresponding to the plate closing of the post deflection of extruding adapter and the situation of deflection deflection;
The decomposition diagram of the vacuum cleaner kit shown in Figure 1 that Figure 26 is in the modes of inflation to be adopted;
Figure 27 is the decomposition diagram of the part of vacuum cleaner kit shown in Figure 1, has shown the more details of aeration jet;
Figure 28 is the local longitudinal sectional drawing of aeration jet;
Figure 29 is the perspective view of the part of vacuum cleaner kit shown in Figure 1, has shown the operative scenario of aeration jet;
Figure 30 is the perspective view that aeration jet and flexible flexible pipe are shirked in explanation.
The specific embodiment
With reference to Fig. 1, be generally indicated by Reference numeral 10 according to the vacuum cleaner kit of instruction manufacturing of the present invention.Vacuum cleaner kit 10 shown in the figure comprises that hand-held has rope vacuum cleaner 10a and one group of annex 10b.Referring to Fig. 2 and Fig. 3, the vacuum cleaner 10a shown in the figure comprises dirt cup assembly 12 and casing assembly 14.In the specific embodiment that is provided, dirt cup assembly 12 comprises inlet shell or dirt cup 20 and elastic closure element 22, and casing assembly 14 comprises electric machine assembly 30, discharge case or shell 32, filter system 34, filter indicating device 36 and latch release device 38, and latch release device 38 constitutes by traditional bolt lock mechanism 40 with the integrally formed traditional stay 42 of shell 32.
Dirt cup 20 comprises shell wall element 50 and inlet 54, and shell wall element 50 limits and formed container-like shell mechanism 52, and arrival end 54 passes shell mechanism 52 and forms and extended back by the other side.A pair of fixing hole 56a and 56b pass shell mechanism 52 and form, and center on the whole inner rim of shell mechanism 52, and a plurality of prefilter spacers 58 extend internally from shell wall element 50.Fixing hole 56a, 56b and prefilter spacer 58 will further be described in detail hereinafter.
In the specific embodiment that is provided, inlet 54 is semicircular (for example referring to accompanying drawings 19), extends back from shell mechanism 52, and ends at downward-sloping backward face 60 (that is, the amplitude that extends back of the bottom surface of inlet 54 has surpassed 54 the end face of entering the mouth).As hereinafter will going through, inlet 54 passes through frictional force and the various elements of engage accessory group 10b.
Installation protuberance 62 with the shell mechanism 52 of inlet 54 tops is connected carries out hinged position as elastic closure element 22 and shell mechanism 52.Elastic closure element 22 is adjacent with the downward-sloping backward face 60 of inlet 54, but at vacuum cleaner 10a duration of work upward (away from this downward-sloping backward face 60).Can save elastic closure element 22 to it will be evident to one of ordinary skill in the art that by techniques well known, inlet 54 upwards extends towards shell mechanism 52 back upper places from start to finish backward.
In Fig. 4-6, electric machine assembly 30 comprises motor 70, fan component 72, power line 74, power switch 76, one group of isolator 78 and strain relief member 80.Motor 70 is traditional alternating current generators, comprises stator body 84 and the rotor 86 that comprises motor output shaft 88.Fan component 72 is traditional centrifugal fans, comprises impeller 90 and fan guard 92, and impeller 90 links to each other with output shaft 88 and with its rotation.Fan guard 92 comprises fresh air inlet 94 and a plurality of steam vent 96, and fresh air inlet 94 is positioned at the center of impeller 90 rotations, and a plurality of steam vents 96 are positioned on the fan guard 92 side relative with fresh air inlet 94 and radially outward.When vacuum cleaner 10a worked, the air of discharging from each steam vent 96 was guided through relevant gas channel 98, and air is by the rotation of the rotor 86 that radially inwardly leads, in order to cooling motor 70 herein.
This group isolator 78 comprises fan isolator 120 and motor isolator 122, and the both is by suitable elastic materials, and for example rubber or elasticity thermoplastic are made.In the illustrated embodiment, fan isolator 120 is endless belts, around the neighboring of fan guard 92 previous sections with and front surface 124 outermost part diametrically.Fan isolator 120 is nibbled tight fan guard 92 with traditional friction fit.And the contact between fan isolator 120 and fan guard 92 front surfaces 124 has limited the motion backward of fan isolator 120.
Referring to accompanying drawing 2,6 and 7, the shell 32 of specific embodiment as shown in the figure comprises a pair of case body 150a and 150b, Internal baffle 152 and post deflection spare 154.In the conventional known mode case body 150a and 150b are connected to one, form switch bracket structure 160, switch hole 162, breech lock supporting structure 164, stay 42 and handle 168 thereby limit.The switch bracket structure 160 of conventional construction is used to hold the also power switch 76 of support motor assembly 30,, thereby makes things convenient for the user of vacuum cleaner 10a to open dust catcher so that make power switch 76 pass switch hole 162.
Breech lock supporting structure 164 holds support conventional latch mechanism 40, conventional latch mechanism 40 has button 170 and spring (not shown), button 1 70 is embedded among the fastener hole 56a on the shell mechanism 52 of dirt cup assembly 12, and the spring (not shown) makes button 170 outwards be setovered by shell 32.
Stay 42 is protruding and limit and formed adjacent wall 174 by shell 32.When dirt cup assembly 12 engaged with casing assembly 14, stay 42 passed fastener hole 56b and stretches out, and adjacent wall 174 is cooperated with the trailing edge of fastener hole 56b, thus restriction dirt cup assembly 12 travelling forward with respect to casing assembly 14.
In the embodiment that is provided, handle 168 is integrally formed with case body 150a and 150b, extend between the front and rear part of shell 32 and be positioned at shell 32 main bodys above, thereby limit between handle and case body and formed handle hole 180, the size of handle hole 180 can be held the vacuum cleaner 10a user's that sets aside concerns hand.But those of ordinary skills will be understood that handle 168 can be a discrete parts, can engage with the remainder of shell 32 or bonding with known manner.By hereinafter explanation, these will become clear understandable, grip or the backhand gripping no matter vacuum cleaner 10a is a forehand, and preferred handle 168 structures all should be convenient to vacuum cleaner 10a user grasping.
Except above-mentioned, each case body 150a, 150b adopt the same way as structure, therefore further describing of case body 150a also all are suitable for 150b.Mainly referring to Fig. 7 and simultaneously referring to Fig. 6, case body 150a comprises shell wall element 186, shell wall element 186 forms antethecas 188, sidewall 190, diapire 192 and rear wall 194, and all these have constituted center cavity 196 together.
Many fin extends into center cavity 196 from sidewall 190, and comprises first and second fan fin 200 and 202 and first and second motor fin 204 and 206 respectively.First and second fan fin 200 and 202 semicirculars in shape, and the first fan fin, 200 to the second fan fins 202 extend radially inwardly more.The first fan fin 200 is set so that between them, hold fan guard 92 and fan isolator 120 at interval.Equally, the first fan fin 200 is used to make fan component 72 with respect to antetheca 188 location.On the contrary, the second fan fin 202 that is arranged between the first fan fin 200 is used to make predetermined axial line (for example, the cross central line) location of fan component 72 with respect to vacuum cleaner 10a.
The first motor fin 204 is connected to each other, in order to the contact area of the stator body 84 of strengthening they and electric machine assembly 30.The first motor fin 204 is identical with the second fan fin 202, and they all are used to make the predetermined axial line location of electric machine assembly 30 with respect to vacuum cleaner 10a.In addition, the first motor fin 204 engages stator body 84, to suppress the rotation of stator body 84 with respect to case body 150a.
The second motor fin 206 comprises hub holder part 210 and hub localization part 212, and hub localization part 212 links to each other with hub holder part 210, but rearward spaced apart with hub holder part 210 a little.Hub holder part 210 ends at arch surface 216 at an end on the opposite of sidewall 190, arch surface 216 connects with the column part of the hub portion 128 of motor isolator 122, and hub localization part 212 ends at the divergent ends that limits formation projection corresponding aperture 220, and the size of projection corresponding aperture 220 can be held a corresponding kick 130 of motor isolator 122.Hub holder part 210 and hub localization part 212 are also in connection with each rear surface of hub portion 128.Therefore, hub holder part 210 and hub localization part 212 boths limit motor isolator 122 move backward the motion backward of motor 70 (and therefore also limited).
In the embodiment that is provided, except the semicircle air inlet 230 that extends forward from antetheca 188, antetheca 188 is generally the plane.Air inlet 230 comprises cell structure 232, sucks air by cell structure 232.The fan blade that cell structure 232 is used to avoid the someone to touch and is rotating.
From the second motor fin 206 backward, gusset 242 is provided with one group of barrier fin 248a, 248b forward.Barrier fin 248a comprises first pair of fin that sidewall 190 parts under the handle hole 180 are extended downwards, and barrier fin 248b comprises from diapire 192 upwardly extending second pair of fin.All the be frictionally engaged apparent surface of Internal baffle 152 of barrier fin 248a, 248b, thus Internal baffle 152 is remained on the ideal position between the second motor fin 206 and the gusset 242.
In addition referring to accompanying drawing 8, shown in the Internal baffle 152 of specific embodiment comprise framework 260, framework 260 is consistent with the center cavity 196 of barrier fin 248a, 248b position usually.In framework 260, be provided with and the flow deflector 262 of fixedly connected a plurality of approximate horizontal configurations and the reinforcement 264 of approximate vertical configuration.Particularly, Internal baffle 152 usually and flow deflector 262 be used to all prevent that the someone from touching operating motor component.
Specifically referring to Fig. 9-11, and in addition can be referring to Fig. 6,7, post deflection spare 154 also comprises the reinforcement 274 of framework 270, a plurality of flow deflector 272 and approximate vertical configuration, reinforcement 274 is provided with also and is fixedly connected in the framework 270.The flow deflector 272 of specific embodiment shown in the figure is rendered as bowed shape, therefore will discharge the air-flow of air outlet 240 and derive backward and radially outward from air outlet 240.
Different with the framework 260 of Internal baffle 152, the framework 270 of post deflection spare 154 extends to flow deflector 272 the place aheads, thereby has constituted recess 276, and recess 276 is fit to lay optional porous exhaust gas filter spare 280.Exhaust gas filter spare 280 is used to filter the air of discharging from air outlet 240, and therefore when using vacuum cleaner 10a with the vacuum cleaning pattern, exhaust gas filter spare 280 prevents effusion fine dust particle from vacuum cleaner 10a.In the specific embodiment that is provided, exhaust gas filter spare 280 is made by netted nonwoven, therefore can clean when its dirty obstruction.But those of ordinary skills understand that exhaust gas filter spare 280 can make or can select to adopt disposable filtering spare (filtration members for example made of paper) by other filter media material capable of washing.
Fig. 9 and Figure 10 referring to providing embodiment, as shown in the figure, the top of the framework 270 of post deflection spare 154 is rendered as arc, formed the stingy portion 290 of grabbing of finger thereby limit, be used to hold vacuum cleaner 10a user's thumb or finger, so that post deflection spare 154 is shifted out closing position with thumb or finger.Finger is scratched and to be grabbed portion 290 and preferably include the stingy member of grabbing that for example resembles protruding lip 292, allows the user to utilize their thumb or finger outwards to prize post deflection spare 154 downwards, thereby clip structure 286 and rear wall 194 are thrown off.
As mentioned above, some is different for case body 150a and case body 150b.Particularly, shown in Fig. 7,12,13, case body 150a comprises indicating device recess 300, and indicating device recess 300 is in order to admit filter indicating device 36 (Fig. 2).Indicating device recess 300 comprises: passage 302, it is positioned between the antetheca 188 and the most forward first fan fin 200, and penetrates case body 150a so that form stream between the part center cavity 196 before the indicating device recess 300 and the first fan fin 200.
Referring to Figure 14, filter system 34 comprises inlet filter 310 and optional exhaust gas filter spare discussed above 280.Inlet filter 310 comprises prefilter 312 and roughing efficiency air filter 314.Prefilter 312 comprises filter flange 320, filter mantle 322 and fixture 324, and fixture 324 is used for releasedly prefilter 312 being fixed to shell 32.Filter flange 320 stretches out from filter mantle 322, and engages with dirt cup assembly 12 inner seals.And, be close to prefilter spacer 58 or be disposed on prefilter spacer 58 rears at vacuum cleaner middle filtrator flange 320, thereby restriction prefilter 312 travels forward in dirt cup assembly 12.Filter flange 320 forms one with the remainder of prefilter 312, and for example polyethylene or polypropylene are made by some flexible material on a kind of structure.But those of ordinary skills should be able to understand that filter flange 320 also can comprise the elastic strip material (not shown), by mechanical connection, bonding or cross press moulding mode and be connected with the remainder of filter flange 320.
The shape of filter mantle 322 is similar to the chamber container, and filter mantle 322 is made up of antetheca 330 and pair of sidewalls 332, is formed with the filter opening 334 of a plurality of perforations on sidewall 332.Filter opening 334 sizes are suitable for rough filtering dust in air and fragment, enter in the roughing efficiency air filter 314 to prevent it.In the embodiment that is provided, the diameter of filter opening 334 is between about 0.020 inch (0.5mm) to about 0.040 inch (1.0mm).
In the specific embodiment that is provided, fixture 324 comprises a pair of latch member 340a and 340b, each latch member all has supporting leg part 342 and base part 344, supporting leg part 342 is stretched out backward from filter flange 320, and base part 344 is joined with supporting leg part 342, and along extending from supporting leg part 342 approximate vertical from filter mantle 322 outside directions.Its corresponding respectively coupling recess 350a of each latch member 340a and 340b and 350b engage, and coupling recess 350a and 350b are formed on the front surface of antetheca 188 of shell 32.Particularly, so latch member 340a being carried out initial alignment installs: allow the base part 344 of latch member 340a engage coupling recess 350a, rotate prefilter 312 to shell 32 antethecas 188 then, this moment, the vacuum cleaner user firmly applied the supporting leg part 342 that active force is given latch member 340b downwards, be bonded among the coupling recess 350a and the base part 344 of latch member 340b is deflected down with the base part 344 of guaranteeing latch member 340a, so that the base part 344 of latch member 340b can be placed directly into the below of coupling recess 350b.Afterwards, the user discharges latch member 340b, thus the base part 344 that makes latch member 340b upwards resilience engage coupling recess 350b, but therefore prefilter 312 can be installed on the shell 32 with delivery mode.
In the specific embodiment that is provided, roughing efficiency air filter 314 comprises periphery flange 356 and filter element 358, and filter element shown in the figure 358 is pleat paper filter elements.But those of ordinary skills should be able to understand, can adopt other various filter mediums, the protection domain that specific embodiment provided by the present invention is not meant to limit the present invention.When being fixed to prefilter 312 on the shell 32, the front surface of periphery flange 356 fluid-tight engagement filter mantles 322 and antetheca 188.In the specific embodiment that is provided, periphery flange 356 is the roughly form of S-shape in its outer rim, so that the side surface 360 and the rear surface 362 of difference sealed engagement filter mantle 322, and the front surface of the antetheca 188 of shell 32.The inside part of periphery flange 356 is the uncovered chamber containers in end, is used to be provided with connection filter element 358.Therefore periphery flange 356 constitutes sealing to filter element 358 outer rims, and can move forward in order to the direction of restriction filter element 358 towards the antetheca 330 of filter mantle 322, and restriction filter element 358 moves backward towards the direction of the antetheca 188 of shell 32.Cell structure 232 is also supporting roughing efficiency air filter 314, to avoid roughing efficiency air filter 314 excessive deflection or buckling when dust catcher is worked.
Referring to Fig. 2 and Figure 15-17, filter indicating device 36 roughly is similar to exercise question and is the device disclosed in the U.S. Pat 4416033 of " Full BagIndicator ", and its disclosed content comprises in this manual by introducing.Therefore, do not need to be described in detail with regard to filter indicating device 36 in this manual.In brief, filter indicating device 36 comprises indicating device housing 370, indicating device piston 372, indicating device piston biasing member 374, indicating device liner 376 and indicating device attaching parts 378.Indicating device housing 370 limits and has formed flange 380, chamber 382 and observation window 388, flange 380 stretches out around the periphery of indicating device housing 370, chamber 382 has inlet 384 and outlet 386, and the user of vacuum cleaner 10a can observe a part of chamber 382 by observation window 388.Indicating device piston 372 is slidably disposed in the chamber 382 and under 374 effects of indicating device piston biasing member and is offset to inlet 384, and in the specific embodiment that is provided, indicating device piston biasing member 374 is conventional compression springs.Indicating device liner 376 is against flange 380, and indicating device liner 376 is preferably made coated with jointing material on its one or both sides by elastomeric material.
In the embodiment that is provided, indicating device attaching parts 378 comprise the conventional bayonet 390 that a pair of and indicating device housing 370 are integrally formed.Each bayonet 390 all is made up of supporting leg part 392 and bonding part 394, and supporting leg part 392 is fixedlyed connected with indicating device housing 370, fixedlys connected with the far-end of supporting leg part 392 in bonding part 394.Referring to Figure 12, the size of bayonet 390 is fit to penetrate case body 150a and goes up corresponding installing hole 396 (in the embodiment that is provided, forming installing hole 396 in display unit recess 300) in addition.Particularly, contacting between the case body 150a in each bonding part 394 and the corresponding mounting hole 396 near zones makes supporting leg part 392 operationally crooked along first direction, thereby makes bayonet 390 assemblings pass case body 150a.In case bonding part 394 is away from the medial surface of case body 150a, then move supporting leg part 392 along the second direction opposite with first direction, therefore case body 150a is shifted out thereby avoid filter indicating device 36 to take off in the inboard of the ledge 398 splice enclosure housing 150a of bonding part 394.Like this filter indicating device 36 is connected to case body 150a, can utilizes indicating device liner 376 operationally to seal the flange of indicating device housing 370 and seam or the junction between the case body 150a.
Referring to Fig. 6,13 and 16, when using vacuum cleaner 10a, fan component 72 produces Negative Pressure Difference from fan guard 92 interior air of discharging with respect to atmospheric pressure environment.By the passage on the indicating device housing 370 302 Negative Pressure Difference is passed to indicating device piston 372.
Compare with atmospheric pressure environment when low when the air pressure of center cavity 196 parts in the first fan fin, 200 the place aheads, atmospheric pressure forces air into inlet filter 310 and exerts pressure to indicating device piston 372 by the inlet 384 of indicating device housing 370.When inlet filter 310 cleaner when clean, Negative Pressure Difference is less than predetermined threshold value, and acts on atmospheric pressure on the indicating device piston 372 and be unlikely to make indicating device piston 372 to exceed the ground slippage of predetermined threshold point in indicating device housing 370 to go into observation window 388.But when inlet filter 310 became dirty obstruction, the air-flow by inlet filter 310 was subjected to resistance limit (comparing with the filter that cleaning is clean) day by day, so Negative Pressure Difference numerically increases gradually.On a predetermined point, this moment, the dirty obstruction of inlet filter 310 became very serious as shown in figure 18, it is enough big that Negative Pressure Difference becomes, therefore the atmospheric pressure that acts on the indicating device piston 372 causes the indicating device piston to slip into observation window 388 in indicating device housing 370 with exceeding predetermined threshold value point, thereby for the user of vacuum cleaner 10a provides visual indication or warning, show inlet filter 310 become dirty severe obstruction and/or need the cleaning.Those of ordinary skills should be understood that, can be in addition between the inlet 384 of indicating device housing 370 and indicating device piston 372, be provided with, in case dust and fragment enter indicating device housing 370 and be accumulated on there or the indicating device piston 372 and influence the operate as normal of filter indicating device 36 such as the such porous material (not shown) of felt.
That although illustrated and filter indicating device 36 that described is entirely mechanical realization and visual alert only is provided, will be appreciated by those skilled in the art that filter indicating device 36 can adopt different structure structural forms.For example, can utilize various known components and parts, such as pressure transmitter, when the air pressure of measuring between inlet filter 310 and the fan component 72 drops to a predetermined threshold value.And, can so construct filter indicating device 36: when the air pressure between inlet filter 310 and the fan component 72 drops to a predetermined threshold value, provide a kind of audible alarm in addition or selectively, thereby the user of warning vacuum cleaner 10a should clean and/or alias filter 310.At last, will be appreciated by those skilled in the art that can be according to the absolute pressure of the air between inlet filter 310 and the fan component 72, but not above-mentioned pressure differential that mention and atmospheric is selectively constructed filter indicating device 36.
See Fig. 1 again, one group of vacuum cleaner annex 10b as shown in the figure comprises various tool, and wherein the structure of some instrument and purposes are conventional, and some is novel.Conventional instrument comprises one group of telescoping tube 400, flexible hose 402 and floor sweeping head 404, and these all are instrument well-known in the art usually, does not therefore need here these instruments are elaborated.Conventional instrument also comprises the brush tool 408 of crack instrument 406 and type known in this field, this brush tool 408 has the semicircle sleeve portion 410 of rigidity, sleeve portion 410 engages by the inner surface of frictional force with dirt cup assembly 12 inlets 54, shown in Figure 19,19A and 19B.
See Fig. 1 again, for example, use the negative connector 414 of a kind of hollow, convergent to connect telescoping tube 400 and floor sweeping head 404, the size of connector 414 is fit to hold with conventional friction fit the positive link 416 of the convergent of telescoping tube 400 or flexible hose 402.Because it is semicircle that the inlet 54 of dirt cup assembly 12 is generally, so the adapter tool 420 that provides access.Inlet adapter tool 420 is made by rigid plastic material, and comprise positive first end 422 and the second negative end 424, the size of first end 422 is fit to engage with the inner surface of friction fit with inlet 54, and the size of second end 424 is fit to engage with the male end of telescoping tube 400 or flexible hose 402, shown in Figure 19 C and 19D.
Because it is semicircle that the sleeve portion 410 of crack instrument 406 is generally, so provide and have first end that limit to form first negative connector 432 and the tool adapter 430 of second negative connector 434, first negative connector 432 engages with the positive link 416 of friction fit with the convergent of telescoping tube 400 and flexible hose 402, and second negative connector 434 engages with the semicircle rigid casing part 410 of crack instrument 406, shown in Figure 19 E.Brush tool 408 also can be connected use (shown in Figure 19 F) with tool adapter 430, but we find to connect brush tool 408, tool adapter 430 and flexible hose 402 and use uncomfortable.
Therefore, we have invented a kind of adapter 450, brush tool 408 can be flexibly connected on the flexible hose 402, shown in Figure 19 G.Specifically can be referring to Figure 20-22, adapter 450 is made by the flexible material integral body such as polyethylene, and comprises the first pontes 452, second coupling part 454 and flexible part 456.The first pontes 452 is tubuloses, and the madial wall 460 of its size convergent can form sealed engagement by frictional fit with the positive link 416 (Fig. 1) of the convergent of telescoping tube 400 or flexible hose 402.
Interior seal ridge 468 has circular contour, make the periphery that second coupling part 454 can annular sleeve part 410 engage the sleeve portion 410 (Fig. 1) of brush tool 408, thereby improved the sealing characteristics between the sleeve portion 410 and second coupling part 454 and made sleeve portion 410 be easy to insert second coupling part 454 in line line (line-to-line) mode.
Flexible part 456 connects the first pontes 452 and second coupling part 454, and comprises that a plurality of spiral structures 490 and a pair of selection refer to button (detent) 470, select to refer to detain 470 and are arranged between external seal ridge 466 and the spiral structure 490.Spiral structure 490 allows the first pontes 452 and second coupling part 454 to be out of shape in predefined mode or bending in the other side toward each other.The constituent material characteristic of adapter 450 and the geometry of spiral structure 490 (thickness that comprises wall) provide rigidity to a certain degree for flexible part 456, therefore flexible part 456 can be by overflexing under regular service conditions, just can cause flexible part 456 to bend when having only stress level when being applied to the first pontes 452 and second coupling part 454 on to surpass predetermined threshold and surrender (if necessary).Those of ordinary skills understand, in such a way deflection or crooked flexible part 456: shrink spiral structure 490 around the crooked spiral structure 490 of the longitudinal axis of adapter 450 and/or along the longitudinal axis of adapter 450.Preferably, in case the material behavior of spiral structure 490 and geometry make stress eliminate, flexible part 456 is just replied (or approaching) its original shape and structure.When being set, spiral structure should consider number, also to consider large and small diameter ratio, and consider the thickness of wall, thereby under regular service conditions, comprise pushing away bumping against the situation that has side force to produce on the household goods such as furniture, telescoping tube permanent deformation can not occur.Considering under the safety coefficient situation, determined the permanent deformation/flexural property in the described zone of spiral structure part, made it to be lower than at this device and fallen the active force that the vacuum cleaner that falls or will have adapter and a telescoping tube firmly impacts or cause its housing to break when prizing object.Refer to that button 470 settings are positioned at the opposite flank of second coupling part 454, and be configured to engage with thumb and forefinger with vacuum cleaner 10a user.
In addition, when needs with vacuum cleaner 10a exhaust so that blow or also can use adapter 450 during inflation, shown in Figure 23 and 24.In this manner, post deflection spare 154 is opened exposed air outlet 240.Then air outlet 240 is inserted in second coupling part 454, make perpendicular abutment wall 476 adjacent with the rear wall 194 of shell 32.Being frictionally engaged as a rule between second coupling part 454 and air outlet 240 and the gusset 242, even will be such as telescoping tube 400 and blowing diffusion instrument 494 heavier parts be connected one by one under together the situation, also be enough to keep engaging of adapter 450 and vacuum cleaner 10a, as shown in figure 23.
As mentioned above, vacuum cleaner 10a can also the blowing pattern work, in order to inflate to inflatable articles.In order to help to finish this work, this group annex 10b also comprises one group of charging connector 500, and charging connector 500 has blow gun 502a, 502b and 502c, shown in Fig. 1,26 and 27. Blow gun 502a, 502b and 502c are normally mutually the same, just size relative size (for example external diameter) difference of their outlet 504.Therefore, only blow gun 502a is described and just be enough to represent all these three blow gun 502a, 502b and 502c.
In Figure 27 and 28, blow gun 502a forms by the plastic material such as polypropylene is whole.Except exporting 504, blow gun 502a also comprises the negative coupling part 510 of convergent and the main part 512 of hollow.Negative coupling part 510 negative connectors 414 common and convergent of convergent are similar, are that negative coupling part 510 also comprises connection tip 518, throws off sheet 520 and key 522.Connect tip 518 and be the excrescence that the inner surface by the negative coupling part 510 of convergent inwardly stretches out, and configuration is used for the hole of positive link 416 outsides of the convergent that is formed on flexible hose 402 or caves in 524 engaging.In the specific embodiment that is provided, depression 524 is with the remainder global formation of the positive link 416 of convergent, and first registration mark 526 is illustrated as arrow in the specific embodiment that is provided.And at the positive link 416 inboard keyways 527 that form of the convergent of flexible hose 402, its size is suitable for cooperating admits key 522.In the specific embodiment that is provided, key 522 is flat light beam shape excrescences, and keyway 527 is formed in the slit on the positive link 416 of convergent.
Throw off sheet 520 and be the flat member that stretches out backward from the remainder of the negative coupling part 510 of convergent, and link to each other with the remainder of the negative coupling part 510 of convergent by a pair of hinges 520a.Throw off sheet 520 and be fit to vacuum cleaner 10a user with thumb and forefinger grasping, so that blow gun 502a and flexible hose 402 are thrown off.Arrow is provided in the specific embodiment that is provided second registration mark 528, forms an integral body with disengagement sheet 520.
In illustrated specific embodiment, main part 512 slow transition between its first end and second end is tapered, and first end links to each other with the negative coupling part 510 of convergent, and second end links to each other with outlet 504.Main part 512 comprises the release aperture 530 that runs through main part 512.Outlet 504 is the tapered hollow frustum of slow transition with tip portion 534 as shown in the figure, and tip portion 534 sizes are suitable for patching in the valve or aperture of inflatable articles.
For blow gun 502a is attached on the flexible hose 402, at first the positive link 416 with the convergent of flexible hose 402 inserts (but not being to insert fully) in the negative coupling part 510 of the convergent of blow gun 502a.The positive link 416 of blow gun 502a and convergent is rotated relative to one another, so that alignment keys 522 and keyway 527, then the positive link 416 of convergent is inserted into fully in the negative coupling part 510 of convergent of blow gun 502a.Make first registration mark 526 and second registration mark 528 aligned with each other, can guarantee to connect in the depression 524 on the positive link 416 that tip 518 can extend into convergent, thereby prevent to throw off at vacuum cleaner 10a duration of work blow gun 502a and flexible hose 402.
The exhaust of vacuum cleaner 10a can be discharged by the outlet 504 of release aperture 530 and blow gun 502a usually.Preferably, the size of release aperture 530 is greater than the outlet 504 of blow gun 502a, thereby makes the user can control aeration speed to inflatable articles better, and this will be described in more detail below.In the specific embodiment that is provided, release aperture 530 is generally triangle, and its area is about 0.09 square inch, is about 0.27 inch, area and is about 0.057 square inch and export 504 diameter.The tip portion 534 of outlet 504 is inserted in the valve, and the user utilizes its thumb 550 or forefinger can select release aperture 530 is all blocked or partial occlusion, thereby control is to the speed of article inflation, as shown in figure 29.And in case article are filled, then the user can remove its thumb 550 or forefinger from release aperture 530, the exhaust of vacuum cleaner will be fully or in fact at least a portion discharge by release aperture 530, thereby prevent from inflatable articles is excessively inflated.
For blow gun 502a and flexible hose 402 are separated, start as shown in figure 30 and throw off sheet 520, connect tip 518 and depression 524 disengagements thereby make, then blow gun 502a is removed from the positive link 416 of the convergent of flexible hose 402 with sliding type.Based on noted earlier, those of ordinary skills be it is evident that, as a kind of replacement scheme, can will connect on the positive link 416 of convergent that tip 518 be formed on or otherwise be fixed on flexible hose 402,524 be formed on or otherwise be fixed on the blow gun 502a and will cave in.
The size of crack tooling hole is fit to admit crack instrument 406, and the size of fixed supporting leg is fit to the neighboring of the sleeve portion 410 of joint crack instrument 406.In this, fixed supporting leg is similar with the part (Figure 19) of inlet 54 basically, and when between inserted crack instrument 406, the sleeve portion 410 of crack instrument 406 engaged with fixed supporting leg with friction mode.In addition, when being fixed to brush tool 408 in the brush tool hole, the size of the front end 406a of crack instrument 406 is suitable for joining to the inboard of the sleeve portion 410 of brush tool 408.The joint of crack instrument 406 and brush tool 408 can prevent that also these instruments accident from shell 32 from taking off out.
Although invention has been described in specification and explained the present invention by diagram in the accompanying drawings in conjunction with specific embodiments, but those of ordinary skills will be understood that and can carry out various changes and can carry out the equivalent essential scope of disobeying as claims limited of the present invention of replacing and can not carry on the back to component.In addition, can carry out adaptability revision and can not run counter to the essential scope of the present invention that limits as claims the present invention with the different situations that are filtered material with regard to concrete application scenario.Therefore, the present invention is not subjected to the restriction of illustrated and the specific embodiment described in specification, specific embodiment is just as realizing that optimal way of the present invention provides, the present invention includes falling into above-mentioned specification and the additional interior any embodiment of claims.
Claims (18)
1, a kind of portable hand-holding type vacuum cleaner, it comprises:
The inlet shell limits and has formed inlet, admits dirt, dust and the chip that passes through wherein by inlet;
Discharge case, be connected with the inlet shell releasedly, this discharge case limits and has formed handle, air inlet, fan board and air outlet, the structure handle makes it be suitable for the singlehanded grasping of user, so that the permission user can handle this portable hand-holding type vacuum cleaner and follow one's bent its inlet is pointed to the optional position, fan board is arranged between air inlet and the air outlet;
Fan component, it is installed on the fan board and is contained in the discharge case, and fan component has fan air intake and can produce air-flow by fan;
Filter, it is arranged between inlet and the air inlet, but and be connected with enter the mouth shell or discharge case with delivery mode; With
The filter indicating device, be connected with discharge case, and be communicated with a part of fluid of discharge case between fan air intake and the air inlet, the filter indicating device comprises the pressure reduction indicating device, constitutes air in described part that the pressure reduction indicating device makes its indication discharge case and the pressure reduction between the atmosphere.
2, portable hand-holding type vacuum cleaner as claimed in claim 1 wherein is formed with the indicating device recess on discharge case, the indicating device recess is in order to admit the filter indicating device.
3, portable hand-holding type vacuum cleaner as claimed in claim 2 wherein penetrates discharge case on any in the indicating device recess and is formed with passage, and this passage makes filter indicating device and fan air intake pass discharge case and the fluid connection.
4, portable hand-holding type vacuum cleaner as claimed in claim 2 wherein passes discharge case and is formed with installing hole, and this installing hole passes wherein, the filter indicating device is fixed to bayonet supporting leg (bayonet leg) on the discharge case in order to admittance.
5, portable hand-holding type vacuum cleaner as claimed in claim 4, wherein installing hole passes the indicating device recess and forms.
6, portable hand-holding type vacuum cleaner as claimed in claim 2, wherein the indicating device recess comprises cushion flange, and utilizes liner that the joint between filter indicating device and the cushion flange is sealed.
7, portable hand-holding type vacuum cleaner as claimed in claim 1, wherein discharge case comprises a pair of case body.
8, portable hand-holding type vacuum cleaner as claimed in claim 7, wherein each case body comprises the fin that stretches out along circumference, these fins have constituted at least a portion fan board.
9, portable hand-holding type vacuum cleaner as claimed in claim 8 also is included in the elastic sealing element that constitutes sealing between fan component and the fan board.
10, portable hand-holding type vacuum cleaner as claimed in claim 1, the shell that wherein enters the mouth limit and have formed the dirt cup.
11, portable hand-holding type vacuum cleaner as claimed in claim 1, wherein fan component comprises the adaptive electric wire that is connected on the AC power.
12, a kind of nothing bag, portable hand-holding type vacuum cleaner, it comprises:
The dirt cup, it has inlet, admits dirt, dust and the chip that passes through wherein by inlet; With
Casing assembly, has shell, fan component and filter indicating device, but shell links to each other with the dirt cup with delivery mode and comprises handle and air inlet, the structure handle makes it be suitable for the singlehanded grasping of user, so that the permission user can handle this portable hand-holding type vacuum cleaner and follow one's bent its inlet is pointed to the optional position, fan component is installed in the shell and has fan air intake, the filter indicating device links to each other with shell and is communicated with a part of fluid of shell between fan air intake and the air inlet, air pressure in the described part of filter indicating device response shell, and warning a kind of vision or sound is provided when this air pressure reaches predetermined threshold value at least.
13, nothing bag as claimed in claim 12, portable hand-holding type vacuum cleaner wherein are provided with the indicating device recess on shell, and this indicating device recess is in order to be received in the filter indicating device wherein.
14, nothing bag as claimed in claim 13, portable hand-holding type vacuum cleaner, wherein pass discharge case on a bit in the indicating device recess and be formed with passage, this passage makes filter indicating device and fan air intake pass discharge case and fluid is communicated with.
15, nothing as claimed in claim 13 bag, portable hand-holding type vacuum cleaner wherein pass discharge case and are formed with installing hole, and this installing hole passes wherein, the filter indicating device is fixed to bayonet supporting leg on the discharge case in order to admittance.
16, nothing bag as claimed in claim 15, portable hand-holding type vacuum cleaner, wherein installing hole passes the indicating device recess and forms.
17, nothing bag as claimed in claim 12, portable hand-holding type vacuum cleaner, wherein shell comprises a pair of case body.
18, nothing bag as claimed in claim 12, portable hand-holding type vacuum cleaner, wherein fan component comprises by the adaptive electric wire that is connected on the AC power.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US44998703P | 2003-02-26 | 2003-02-26 | |
| US60/449,987 | 2003-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1644150A true CN1644150A (en) | 2005-07-27 |
Family
ID=32772080
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800111210A Expired - Fee Related CN100446709C (en) | 2003-02-26 | 2004-02-26 | Hand-held vacuum cleaner with filter indicator |
| CN 200410033035 Pending CN1644150A (en) | 2003-02-26 | 2004-02-26 | Hand-held vacuum cleaner with filter indicator |
| CNA2008101683664A Pending CN101390726A (en) | 2003-02-26 | 2004-02-26 | Hand-held vacuum cleaner with filter indicator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800111210A Expired - Fee Related CN100446709C (en) | 2003-02-26 | 2004-02-26 | Hand-held vacuum cleaner with filter indicator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101683664A Pending CN101390726A (en) | 2003-02-26 | 2004-02-26 | Hand-held vacuum cleaner with filter indicator |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1452118A3 (en) |
| CN (3) | CN100446709C (en) |
| AU (1) | AU2004216122A1 (en) |
| CA (1) | CA2459028A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096097B (en) * | 2006-06-28 | 2013-12-25 | 罗伯特·博世有限公司 | Dust collection device for handheld electrical tool |
| CN105380568A (en) * | 2015-08-19 | 2016-03-09 | 尚平 | Micro dust collector |
| WO2018152843A1 (en) * | 2017-02-27 | 2018-08-30 | Tti (Macao Commercial Offshore) Limited | Handheld vacuum cleaner |
| CN111918590A (en) * | 2018-05-09 | 2020-11-10 | 喜利得股份公司 | Air exhaust system for portable dry vacuum cleaner |
| CN112351827A (en) * | 2018-07-02 | 2021-02-09 | 康明斯滤清系统知识产权公司 | Restriction indicator device for filter assembly |
| CN114557631A (en) * | 2020-11-27 | 2022-05-31 | 胡安·克劳迪斯·德罗盖特·拉腊因 | Suction aid for suctioning and cleaning hard-to-reach and/or delicate places and objects |
| CN115104946A (en) * | 2016-12-03 | 2022-09-27 | 皇家飞利浦有限公司 | Vacuum cleaner |
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| GB2440108A (en) * | 2006-07-18 | 2008-01-23 | Dyson Technology Ltd | Suction cleaner with filter detection mechanism |
| WO2008009887A1 (en) | 2006-07-18 | 2008-01-24 | Dyson Technology Limited | A handheld cleaning appliance with a cyclone and a pre-motor filter |
| CN101530304B (en) * | 2008-03-10 | 2012-07-11 | 乐金电子(天津)电器有限公司 | Improved dust display of dust collector |
| GB2458221B (en) * | 2008-03-14 | 2011-12-07 | Bissell Homecare Inc | Handheld pet hair vacuum cleaner |
| CN102188210A (en) * | 2010-03-09 | 2011-09-21 | 乐金电子(天津)电器有限公司 | Inflatable straight pipe |
| DE102014119190A1 (en) * | 2014-12-19 | 2016-06-23 | Vorwerk & Co. Interholding Gmbh | Suction nozzle for a motor-driven vacuum cleaner |
| US10064530B2 (en) * | 2015-09-16 | 2018-09-04 | Bissell Homecare, Inc. | Handheld vacuum cleaner |
| DE112018000178T5 (en) | 2017-01-04 | 2019-10-10 | Cummins Filtration Ip, Inc. | A FILTER ASSEMBLY WITH A DIFFUSER |
| GB2581647B (en) * | 2017-09-22 | 2022-09-14 | Sharkninja Operating Llc | Hand-held surface cleaning device |
| CN114052556A (en) * | 2020-08-03 | 2022-02-18 | 天佑电器（苏州）有限公司 | Dust amount prompting method and system, dust collector and readable storage medium |
| CN114680729A (en) * | 2020-12-30 | 2022-07-01 | 江苏美的清洁电器股份有限公司 | Method for detecting clogging of vacuum cleaner, and readable storage medium |
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- 2004-02-26 CA CA 2459028 patent/CA2459028A1/en not_active Abandoned
- 2004-02-26 AU AU2004216122A patent/AU2004216122A1/en not_active Abandoned
- 2004-02-26 CN CNB2004800111210A patent/CN100446709C/en not_active Expired - Fee Related
- 2004-02-26 CN CN 200410033035 patent/CN1644150A/en active Pending
- 2004-02-26 CN CNA2008101683664A patent/CN101390726A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096097B (en) * | 2006-06-28 | 2013-12-25 | 罗伯特·博世有限公司 | Dust collection device for handheld electrical tool |
| CN105380568A (en) * | 2015-08-19 | 2016-03-09 | 尚平 | Micro dust collector |
| CN115104946A (en) * | 2016-12-03 | 2022-09-27 | 皇家飞利浦有限公司 | Vacuum cleaner |
| WO2018152843A1 (en) * | 2017-02-27 | 2018-08-30 | Tti (Macao Commercial Offshore) Limited | Handheld vacuum cleaner |
| CN111918590A (en) * | 2018-05-09 | 2020-11-10 | 喜利得股份公司 | Air exhaust system for portable dry vacuum cleaner |
| US11925302B2 (en) | 2018-05-09 | 2024-03-12 | Hilti Aktiengesellschaft | Air outlet system for a portable dry vacuum cleaner |
| CN112351827A (en) * | 2018-07-02 | 2021-02-09 | 康明斯滤清系统知识产权公司 | Restriction indicator device for filter assembly |
| CN114557631A (en) * | 2020-11-27 | 2022-05-31 | 胡安·克劳迪斯·德罗盖特·拉腊因 | Suction aid for suctioning and cleaning hard-to-reach and/or delicate places and objects |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2004216122A1 (en) | 2004-09-10 |
| EP1452118A3 (en) | 2005-06-29 |
| CN1780577A (en) | 2006-05-31 |
| CN101390726A (en) | 2009-03-25 |
| EP1452118A2 (en) | 2004-09-01 |
| CN100446709C (en) | 2008-12-31 |
| CA2459028A1 (en) | 2004-08-26 |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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