CN1482878A - Device for cleaning a toilet seat - Google Patents
Device for cleaning a toilet seat Download PDFInfo
- Publication number
- CN1482878A CN1482878A CNA018212484A CN01821248A CN1482878A CN 1482878 A CN1482878 A CN 1482878A CN A018212484 A CNA018212484 A CN A018212484A CN 01821248 A CN01821248 A CN 01821248A CN 1482878 A CN1482878 A CN 1482878A
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- China
- Prior art keywords
- cleaning device
- previous
- toilet seat
- described device
- rope
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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
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K13/00—Seats or covers for all kinds of closets
- A47K13/24—Parts or details not covered in, or of interest apart from, groups A47K13/02 - A47K13/22, e.g. devices imparting a swinging or vibrating motion to the seats
- A47K13/30—Seats having provisions for heating, deodorising or the like, e.g. ventilating, noise-damping or cleaning devices
- A47K13/302—Seats with cleaning devices
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Toilet Supplies (AREA)
- Non-Flushing Toilets (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention relates to a device for cleaning a toilet seat (12). In order to achieve a satisfactory cleansing consuming as little energy as possible, the inventive device comprises a mobile cleaning unit (18) which can be moved along the toilet seat (12) by means of water power.
Description
Technical field
The present invention relates to the device of cleaning closestool seat ring.
Background technology
From U.S. Pat 5806105, known a kind of system of automated cleaning toilet seat.This system comprises a slidably also rotating toilet seat that can move between a forward position and is by the position, back.In addition, be provided with one first motor, it makes toilet seat rotate around a vertical rotating shaft line by a gear that embeds in the toilet seat bottom surface.When toilet seat is rotated, clean the seat ring end face by a cleaning device, wherein waste water can flow into a case that is positioned at the cleaning device below.After toilet seat cleaning, make cleaning device move into this forward position and be positioned on the edge of closet.
German patent DE-A 1779823 relates to a kind of device of cleaning and disinfection toilet seat pad, it has a burnisher at one by on transmission device and the hinged Transmission Part that a motor links to each other, wherein this Transmission Part moves along a path corresponding at least a portion of seat ring shape, thereby the rapid inswept seat ring end face of burnisher also carries out cleaning and disinfection to it thus.
German patent DE-C 214183 relates to a kind of water closet that a seat ring is arranged, and this seat ring carries out automated cleaning in the time of can rotating and rotate in its plane.The rotation of this seat ring is carried out automatically by water wheels that are access in the flushing line.
Can from German patent DE 8103218U1, find a toilet that has flusher and automatically cleaning seat ring.This toilet seat is rotary, and here, the device of a cleaning seat ring end face extends on a section of toilet seat.The drives structure that toilet seat is moved comprises a driving wheel or a water turbine.
According to FR 2761253A1,, seat ring is rotated by a motor by hydro powered for the cleaning closestool seat ring.
From German patent DE-C 510241, known a kind of device of cleaning closestool seat ring.Here, a brush moves along seat ring by a tightrope.Tightrope itself can move by a crank.
According to European patent EP 0221017B1, a kind of device of automated cleaning toilet seat is proposed for the seat ring of automated cleaning water closet, wherein seat ring makes seat ring rotate relative to cleaning device by a motor.
Known devices shortcoming be, on the one hand drive bothersome, on the other hand, there was a mechanical failure easily.
Summary of the invention
Based on above-mentioned situation, the problem that the present invention faces is, so improves the toilet seat cleaning device of the above-mentioned type, under promptly simple and the situation that energy consumption is lower in form of implementation, and cleaning closestool seat ring successfully.
According to the present invention, be so to address the above problem basically, promptly described device has a portable cleaning device of can be by waterpower and moving along toilet seat.According to the present invention, the energy that water is discharged when flowing into water tank is used to make portable cleaning device to move along toilet seat.Because quality is less than toilet seat, so portable cleaning device has brought the advantage of can simplified structure and driving more energy-conservationly.
Especially, the characteristics of apparatus of the present invention are hydraulic driving unit, it have one wherein be provided with one can be by waterpower and the cylinder body of mobile piston, this piston links to each other with portable cleaning device by transmission mechanism.Here, this driver element preferably is placed in a water tank such as the waste preventer, can be discharged in the waste preventer subsequently so flow into the water of hydraulic driving unit.
At first, the water of inflow is admitted in the cylinder body, and the result makes piston move up and portable cleaning device moves into the second place from primary importance along toilet seat in first party.Then, cause the backward stroke of the piston motion by making flow direction-changing, the result, cleaning device returns primary importance from the second place.
Design cylinder body like this, promptly it has on one water inlet and once water inlet and a upper water-out mouth and a lower outlet, and wherein these water inlets pass through a valve and link to each other with a feed pipe.These delivery ports have a valve respectively.Said structure moves back and forth portable cleaning device.
As transmission mechanism, be provided be movably housed in cylinder body in the rope that links to each other of piston, it preferably links to each other with portable cleaning device by a gear drive or a transmission mechanism such as guide wheel and/or steel cable cucurbit.Piston preferably links to each other with a rope on each end, and here, this rope passes a cylinder body upper end wall and a cylinder body lower end wall respectively.Owing to be provided with transmission mechanism, so the power that is applied on the piston by waterpower can be transferred to cleaning device.
Another preferred implementing form of this device has been stipulated, driver constitutes the form of pulley, and it is that d is preferably the preferably big rope sheave of 70mm≤D≤110mm and especially 90mm of the little rope sheave of 10mm≤d≤20mm's and especially d=15mm and two its diameter D that described pulley has two its diameters.Rope sheave connection fixed to one another and along an axis arranged.The advantage of pulley is that the stroke of piston process increases with the coefficient of coefficient F and especially 3.5≤F≤11.For realizing transmission, two ends of this that links to each other with piston are separately fixed on one of them little rope sheave.So construct this rope sheave, promptly two ropes can be rolled according to different paths and decontrol independently of one another.This little rope sheave and one second rope sheave are fixedly linked, and two rope races are also on this second rope sheave, but these two rope races have than major diameter.The rope that is wrapped on the big rope sheave is fixed on the cleaning device, and therefore, cleaning device always passes through F times of hydraulic piston stroke.Owing on each rope sheave two sections ropes are arranged, thereby cleaning device is passed through above the toilet seat on both direction.
Portable cleaning device itself has the shape that takes the shape of the letter U substantially, and it comprises or substantially parallel second upper supporting leg of extension parallel with toilet seat end face to be cleaned with parallel or substantially parallel first supporting leg in toilet seat bottom surface.
On following supporting leg, be provided with the guide wheel in embedding in the gathering sill that is arranged in the toilet seat bottom surface, to guarantee guiding portable cleaning device along toilet seat.On upper supporting leg, be provided with burnisher such as rubber wiping, brush, sponge and what a liquid container.Regulation for this reason, liquid container has and is used to discharge the opening that is added to the cleaning solution on the toilet seat end face to be cleaned.
In addition, the present invention's regulation, the liquid container that is used for cleaning solution links to each other with a water source that is used for cleaning agent and/or a liquid-accumulating container on the primary importance of portable cleaning device, so that when needed water and/or cleaning agent are injected in the container.
The present invention's regulation, portable cleaning device is collected on primary importance (stand) in the support, to be protected, so that avoid bad-smell problem on the one hand, guarantees higher security on the other hand.In order to drive portable cleaning device, transmission rope preferably is arranged in the gathering sill on the toilet seat bottom surface by rope sheave.
The best dual support of following supporting leg of portable cleaning device wherein preferably is implemented in first in the gathering sill that goes in ring by spin and supports and support around second on the edge in the bottom side of toilet seat on the toilet seat bottom surface.At upside, portable cleaning device is subjected to burnisher such as sponge, brush, the wiping instrument is supported, thereby guaranteed good guiding generally.
Description of drawings
But accessory rights claim accessory rights claim obtains technical characterictic independent or combination and followingly obtained other details of the present invention, advantage and feature to can from accompanying drawing, seeing in the explanation of preferred embodiment, wherein:
Fig. 1 represents the perspective view of the toilet of a cleaning device that toilet seat, water tank is arranged and fit together,
Fig. 2 is the perspective view that the water tank of driver element is arranged,
Fig. 3 is the perspective view of driver element,
Fig. 4 is the sectional view that the toilet seat of cleaning device is arranged,
Fig. 5 is the sectional view along the hatching A-A of Fig. 4,
Fig. 6 a is the upward view of toilet seat,
The partial bottom view of the toilet seat of Fig. 6 b presentation graphs 6a,
Fig. 7 table is the perspective view of a transmission mechanism,
Fig. 8 is the schematic diagram of the control circuit of a driving cylinder,
Fig. 9 is the perspective view of the portable cleaning device on stand, and
Figure 10 is the flow chart that is used to control the toilet seat automatic cleaning apparatus.
The specific embodiment
Fig. 1 is with toilet 10 of perspective representation, and it has a toilet seat to be cleaned 12, one that an affiliated water tank 14 that is used for the support 16 of a portable cleaning device 18 is arranged.According to the present invention, portable cleaning device 18 is driven by a hydraulic driving unit 20 that is positioned at water tank 14, thereby portable cleaning device 18 can move along toilet seat.
Hydraulic driving unit 20 shown in Fig. 2,3 comprises a cylinder body 22 as shown in Figure 3.A piston 24 can vertically be arranged in the cylinder body 22 movably.Operating mechanism 30,32 is positioned on piston 24 ends 26,28 as restricting, it passes the end cover 34,36 of cylinder body and links to each other with a transmission mechanism 42,44 by guide wheel 38,40, and transmission mechanism 42,44 becomes the form of assembly pulley and is disposed in the both sides of driver element 20 in example as shown in the figure.
In addition, be provided with one first upper outlet 58 and second time outlet 60, the water that flows into cylinder body 22 is sprayed in the water tank 14 through them.Outlet 58,60 has valve 62,64 respectively.
Because piston 24 moves in cylinder body 22, so the motion of portable cleaning device 18 is preferably carried out between the primary importance in container 16 and the second place.During movement, portable cleaning device 18 leaves toilet seat 12 fully or almost completely and returns primary importance subsequently.
Fig. 4 represents the cross section of portable cleaning device 18 and toilet seat 12.Portable cleaning device 18 becomes U-shapeds substantially and comprises a upper supporting leg 66 and a following supporting leg 68, links to each other by a crossbeam or connector 70 between them.Guide 72 that stretches out from following supporting leg 68 embeds one, and to extend toilet seat 12 bottom surfaces 76 in also for example be in milling or the gathering sill 74 that processes.Guide 72 comprises the spin 78,80 on inwall 82 and the especially diapire that is bearing in gathering sill 74.In addition, be provided with the roller 84,86 that diameter is substantially equal to gathering sill 74 width.This has guaranteed the transverse guidance of portable cleaning device 18.In addition, roller 84,86 is used for being contained in move and the transmission rope 88,90 that link to each other with one of assembly pulley 42,44 respectively of guiding in the gathering sill 74.
For relative toilet seat 12 further supports, another roller 92 stretches out from the following supporting leg 68 of cleaning device 18, and it is attached on toilet seat 12 bottom surfaces 76 and should prevents portable cleaning device 18 upsets.In addition, roller 78,80,92 has been guaranteed the frictionless motion of portable cleaning device, thereby totally firmly little.
For toilet seat 12 end faces 94 are cleaned expected degree, the container 100 of burnisher such as sponge, brush 96, wiping instrument 98 and/or dress cleaning agent such as cleaning solution or thimerosal is integrated in the upper supporting leg 66 of cleaning device 18, and upper supporting leg extends abreast with toilet seat 12 end faces 94 to be cleaned basically.In order to apply the liquid that is contained in the container, be provided with opening 102, cleaning agent can drip on the end face 94 to be cleaned through opening.When cleaning device 18 moved, liquid was absorbed by sponge 96, thereby can effectively clean.Subsequently, remove the residual liquid of end face 94 by wiping instrument 18.
Fig. 6 represents to have toilet seat 12 bottom surfaces of gathering sill 74, and rope 88,90 extends in gathering sill 74.For prevent to restrict 88,90 on total length contact gathering sill 74, rope sheave 104 is loaded in the gathering sill 74, so contact-making surface is limited in several contact points of contact roller 104.This has significantly reduced friction.
Fig. 7 represents a preferred embodiment that becomes the transmission mechanism 42 of roller form.Be among the embodiment of pulley form at this, the stroke of piston 24 processes has been extended a coefficient F as 6 times by transmission mechanism 42.In order to obtain gearratio F, the end of the rope 30,32 that links to each other with piston 24 is fixed on the rope sheave 152 that two slot rollings are arranged, and rope sheave 152 has one than minor diameter such as d=15mm.Design rope sheave 152 like this, promptly these two ropes can twine or open apart from each other and by different crafty plots or slot rolling 154,156.In addition, rope sheave 152 and one second pulley 158 are fixedly linked, and two path or slot rollings 160,162 that are used for transmission rope 88,90 are also arranged on second pulley 158.The diameter of large pulley is as is D=90mm.The rope of rolling 88,90 is fixed on the cleaning device 18, and in this embodiment, cleaning device is through six times of distances of hydraulic piston displacement.When two ends were arranged on each rope sheave, cleaning device 18 just can pass through above toilet seat 12 on the both direction.In this case, so clean, promptly after water tank 14 was drained, the cleaning device 18 that is in primary importance (stand) was filled the mixed liquor that is made of cleaning solution and running water and passes through the toilet seat top by drive unit drives ground subsequently.
Fig. 8 represents to drive the schematic diagram of the control device of cleaning device 18.The main element that relates to driving cylinder 22 has been described in conjunction with Fig. 2,3.Driver element 20 links to each other with a valve 112 by pipe 56, and valve 112 passes through a feed pipe 114 at entrance side and links to each other with water system.On the port of export, valve 112 has a pipeline 116 that is designed to container 100 water supply that are positioned at cleaning device 18.Another outlet 118 is used for filling with water tank 14.
In addition, in order to fill with the container 100 that is incorporated in the cleaning device, be provided with a liquid-accumulating container 120 and hold cleaning solution, liquid-accumulating container links to each other with cleaning device on stand by a pipeline 122 and is subjected to the control of a valve 124.
Should clean like this, promptly after water tank 14 is drained, fill the mixture of forming by cleaning solution and running water for the cleaning device that is in stand, then, make cleaning device through toilet seat 12 tops by driver element 20.Determine to be incorporated into the loading of the container 100 in the cleaning device 18 like this, promptly it is all used up after the warp above toilet seat 12 at every turn.In case cleaning device 18 leaves whole toilet seat 12, mobile piston 24 is subjected to valve 54 control ground in the opposite direction to accept pressure in driving cylinder body, the result, and cleaning device 18 back moves, and the end face of before having got wet 94 is then wiped 98 by rubber and is dried.After cleaning, cleaning device 18 is positioned on the stand once more and stays the there up to reusing.
Used valve 54,62,64,112,124 can be designed to the electronic switch unit of preferably charged source such as solar cell or battery.
Figure 10 represents a preferred implementation, in first step 126, and operation flushing button.In second step 128, the liquid in the water tank is discharged in the toilet, wherein in step 130, connects the water supply line by a known structure own.
According to the present invention, in step 132, at first Open valve 112 and valve 124, thus water and cleaning solution can flow in the container 100 that is integrated in the cleaning device, and here, in step 134, cleaning device is filled with.
After this process finishes, in another step 136, valve-off 124 and switch valve 112, thus fill water for driver element 20 by feed pipe 56.Simultaneously, so start valve 54, promptly make cylinder body 22 fill water by pipeline 52.In step 136, close outlet valve 62,, open outlet valve 64, so that the water that is contained in the cylinder body 22 can flow into water tank 14 at this.
Water flows in the cylinder body 22 and makes piston 24 motions, so started the motion of cleaning device 18 in step 138.In step 140 subsequently, promptly when piston 24 arrived its final position, valve 54 was switched, valve 62 is opened and valve 64 is closed, as a result, the current that flow through pipeline 50 oppositely move piston 24, thereby have started the return movement of cleaning device 18 in step 142.In case cleaning device 18 arrives its stands, in step 144 with regard to switch valve 112, thereby in step 146, fill with flush box by pipeline 118.Be preferably in the step 148, can connect a signal lamp.After water tank 14 is filled with, in last step 150, cut off automatically and supply water.
Claims (16)
1, the device of cleaning closestool seat ring (12) is characterized in that, described device has a portable cleaning device (18) that can move along toilet seat (12) by waterpower.
2, device as claimed in claim 1, it is characterized in that described device has a hydraulic driving unit (20) that a cylinder body (22) is arranged, in cylinder body (22), be provided with a piston (24) that can move by waterpower, this piston is by operating mechanism or drive unit (30,32; 88,90) link to each other with portable cleaning device.
3, device as claimed in claim 1 or 2 is characterized in that, driver element (20) is positioned at a water tank (14) as flush box.
4, as the described device of one of previous claim, it is characterized in that, cylinder body (22) has for example water inlet and one second time water inlet (46 for example on first, 48) and the first upper water-out mouth and one second lower outlet (58 for example for example, 60), these water inlets (46,48) link to each other with a feed pipe (56) through a pipeline (54), these delivery ports (58,60) feed in the water tank (14).
As the described device of one of previous claim, it is characterized in that 5, these delivery ports (58,60) have a valve (62,64) respectively.
6, as the described device of one of previous claim, it is characterized in that, as operating mechanism or drive unit, be provided with moving and be arranged on the rope (30 that the piston in the cylinder body links to each other, 32), described rope preferably links to each other with portable cleaning device (18) by uni-drive gear box or a transmission mechanism such as guide wheel and/or stay cord (42).
As the described device of one of previous claim, it is characterized in that 7, rope (30,32) links to each other with an end of piston (24) respectively.
As the described device of one of previous claim, it is characterized in that 8, rope (30,32) passes the upper and lower end wall of cylinder body respectively.
9, as the described device of one of previous claim, it is characterized in that, described transmission mechanism (42) becomes guide wheel (152,158) form, it comprises that one preferably has two path or slot rolling (154,156) first guide wheel (152), first guide wheel has less diameter d and especially 10mm≤d≤20mm and d=15mm preferably, it comprises that also one has two paths or slot rolling (160,162) second pulley (158), it has the D=90mm preferably than major diameter D and especially 70mm≤D≤110mm, extend the rope (30 of coming from the minor diameter pulley, 32) link to each other with piston (24), and the rope (88,90) that major diameter pulley (158) extension is come links to each other with cleaning device (18).
10, as the described device of one of previous claim, it is characterized in that, portable cleaning device (18) becomes U-shaped basically, and it has first time supporting leg (18) that extends with toilet seat (12) bottom surface (76) and second time supporting leg (66) that extends with toilet seat (12) end face (94) to be cleaned parallel or substantially parallelly parallel or substantially parallelly.
11, as the described device of one of previous claim, it is characterized in that guide wheel (78,80; 84,86; 92) stretch out from following supporting leg (68), it embeds in the gathering sill (74) on toilet seat (12) bottom surface (76), cleaning device (96,98,100) stretch out as rubber wiping instrument (98) or brush and/or sponge (96) and/or detergent container (100) upper supporting leg from portable cleaning device (18).
As the described device of one of previous claim, it is characterized in that 12, described liquid container (100) has cleaning solution outlet (102), described cleaning solution is applied on the end face (94) of toilet seat to be cleaned (12).
13, as the described device of one of previous claim, it is characterized in that, the container as cleaning solution (100) that is used for cleaning agent links to each other with water source that is used for cleaning solution and/or liquid-accumulating container (120) on the primary importance of portable cleaning device, so that when needed water and/or cleaning agent are injected in the container (100).
As the described device of one of previous claim, it is characterized in that 14, the portable cleaning device (18) in primary importance (stand) is collected in the support (16), thereby is protected.
As the described device of one of previous claim, it is characterized in that 15, the gathering sill (74) that is opened in the toilet seat (12) has the guide wheel (104) that is used for rope (88,90).
16, as the described device of one of previous claim, it is characterized in that, by one second supporting member (92) and preferably by one or more spin, the following supporting leg (66) of described portable cleaning device is supported on the bottom surface (76) of portable cleaning device.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10064903.3 | 2000-12-23 | ||
| DE10064903A DE10064903A1 (en) | 2000-12-23 | 2000-12-23 | Device for cleaning a toilet seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1482878A true CN1482878A (en) | 2004-03-17 |
Family
ID=7668895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA018212484A Pending CN1482878A (en) | 2000-12-23 | 2001-12-21 | Device for cleaning a toilet seat |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20040040075A1 (en) |
| EP (1) | EP1343405A1 (en) |
| CN (1) | CN1482878A (en) |
| CA (1) | CA2429482A1 (en) |
| DE (1) | DE10064903A1 (en) |
| WO (1) | WO2002051295A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011057543A1 (en) * | 2009-11-10 | 2011-05-19 | Wu Bingxuan | Seat washer for water closet |
| CN102697424A (en) * | 2012-02-21 | 2012-10-03 | 陈金霞 | Automatic cleaner for seat ring of toilet bowl |
| CN108158471A (en) * | 2017-12-27 | 2018-06-15 | 江苏省锡山中等专业学校 | A kind of bowl indents cleaning device |
| CN108463150A (en) * | 2015-09-16 | 2018-08-28 | Cws博科国际有限公司 | Toilet seat with automatic cleaning apparatus |
| CN113287964A (en) * | 2021-06-03 | 2021-08-24 | 上海练实科技有限公司 | Self-changing toilet cover and toilet |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7509693B1 (en) * | 2008-06-24 | 2009-03-31 | Graves Bernard S | Toilet cleaning apparatus |
| CN102949141B (en) * | 2012-10-15 | 2015-02-04 | 王湘冀 | Spray pipe rotation type toilet lid with flushing function and control method of toilet lid |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE510241C (en) * | 1930-10-07 | Franz Witalla | Cleaning device for toilet seats | |
| DE214183C (en) * | ||||
| DE1779823A1 (en) * | 1967-10-04 | 1971-09-16 | Angelo Bramati | Device for cleaning and sterilizing the seat board of toilet bowls |
| CH648626A5 (en) * | 1980-02-28 | 1985-03-29 | Erika Schnyder | WATER-CLEANET WITH SINK AND SELF-CLEANING CLOSET SEAT. |
| IE58641B1 (en) * | 1985-10-14 | 1993-10-20 | Cws Ag | Device for the automatic cleaning of a toilet seat |
| FR2666216B1 (en) * | 1990-08-31 | 1992-12-11 | Langevine Sa | SEAT OF CABINETS. |
| FR2761253B1 (en) * | 1997-03-28 | 1999-05-07 | Sanitaire Equipement | ELEMENT CABINET PROVIDED WITH A RETRACTABLE BEZEL CLEANING DEVICE |
| US5806105A (en) * | 1997-09-12 | 1998-09-15 | Yu; Yi Chieh | Automatic toilet seat cleaning system |
-
2000
- 2000-12-23 DE DE10064903A patent/DE10064903A1/en not_active Withdrawn
-
2001
- 2001-12-21 US US10/416,492 patent/US20040040075A1/en not_active Abandoned
- 2001-12-21 CN CNA018212484A patent/CN1482878A/en active Pending
- 2001-12-21 WO PCT/EP2001/015266 patent/WO2002051295A1/en not_active Application Discontinuation
- 2001-12-21 EP EP01985440A patent/EP1343405A1/en not_active Withdrawn
- 2001-12-21 CA CA002429482A patent/CA2429482A1/en not_active Abandoned
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011057543A1 (en) * | 2009-11-10 | 2011-05-19 | Wu Bingxuan | Seat washer for water closet |
| CN102697424A (en) * | 2012-02-21 | 2012-10-03 | 陈金霞 | Automatic cleaner for seat ring of toilet bowl |
| CN102697424B (en) * | 2012-02-21 | 2014-06-11 | 陈金霞 | Automatic cleaner for seat ring of toilet bowl |
| CN108463150A (en) * | 2015-09-16 | 2018-08-28 | Cws博科国际有限公司 | Toilet seat with automatic cleaning apparatus |
| CN108158471A (en) * | 2017-12-27 | 2018-06-15 | 江苏省锡山中等专业学校 | A kind of bowl indents cleaning device |
| CN113287964A (en) * | 2021-06-03 | 2021-08-24 | 上海练实科技有限公司 | Self-changing toilet cover and toilet |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2429482A1 (en) | 2002-07-04 |
| WO2002051295A1 (en) | 2002-07-04 |
| DE10064903A1 (en) | 2002-07-11 |
| US20040040075A1 (en) | 2004-03-04 |
| EP1343405A1 (en) | 2003-09-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |