EP2436296B1 - Appareil de balayage apte à être mis en mouvement - Google Patents

Appareil de balayage apte à être mis en mouvement Download PDF

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Publication number
EP2436296B1
EP2436296B1 EP11196159.5A EP11196159A EP2436296B1 EP 2436296 B1 EP2436296 B1 EP 2436296B1 EP 11196159 A EP11196159 A EP 11196159A EP 2436296 B1 EP2436296 B1 EP 2436296B1
Authority
EP
European Patent Office
Prior art keywords
sweeping
cleaning
liquid
sweeping device
cleaning roller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP11196159.5A
Other languages
German (de)
English (en)
Other versions
EP2436296A1 (fr
Inventor
Dieter Kalemba
Birgit Petersen
Jörg Sommer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vorwerk and Co Interholding GmbH
Original Assignee
Vorwerk and Co Interholding GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vorwerk and Co Interholding GmbH filed Critical Vorwerk and Co Interholding GmbH
Publication of EP2436296A1 publication Critical patent/EP2436296A1/fr
Application granted granted Critical
Publication of EP2436296B1 publication Critical patent/EP2436296B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/50—Auxiliary implements
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/24—Floor-sweeping machines, motor-driven
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29—Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/292—Floor-scrubbing machines characterised by means for taking-up dirty liquid having rotary tools
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4041—Roll shaped surface treating tools
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4044—Vacuuming or pick-up tools; Squeegees
    • 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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4088—Supply pumps; Spraying devices; Supply conduits
    • 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
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/26—Other cleaning devices with liquid supply arrangements
    • 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
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
    • 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
    • A47L2201/00—Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation
    • A47L2201/02—Docking stations; Docking operations
    • A47L2201/028—Refurbishing floor engaging tools, e.g. cleaning of beating brushes

Definitions

  • the invention relates to a sweeping device to be traversed according to the features of the preamble of claim 1.
  • a sweeping machine is described and illustrated, which is provided with a device for receiving dust, debris or the like from a surface to be cleaned with sweeping brushes and a receiving chamber for recorded dirt.
  • This sweeping device can be interconnected with a suction device for emptying the receiving chamber.
  • this known sweeping device is designed as an electric motor for driving the sweeping brushes having hand or siteslrioses device.
  • a scrubbing / suction unit in which in the direction of travel of the sweeping brush a scrubbing / suction unit is arranged, which has plate brushes, and a spray device and a suction device.
  • a liquid application device is arranged in the direction of travel behind the sweeping brush, wherein such a liquid application device can also be operated as a dehumidifying device.
  • the object of the invention is to specify a sweeping device to be traversed which is designed to be favorable in terms of the arrangement and sequence of functional units.
  • the dehumidifying device is arranged behind the liquid applicator, that the cleaning device is a cleaning roller, and that the cleaning roller is covered with a cleaning cloth.
  • the individual components of the sweeping device - sweeping device, liquid application device and dehumidifying device - preferably work simultaneously. It is also conceivable, however, a solution in which individual modules can be added as needed.
  • the specified solution results in a method for cleaning hard floors, especially in the household sector, in which initially swept in a single operation, hereinafter followed by a liquid application to the hard floor and finally the inclusion of the offset with dirt particles liquid film.
  • a cleaning of hard floors is carried out according to this embodiment without long set-up times, without body contact to dirt or cleaning fluid, as is the case for example in the usual wet wiping and recording, and with little physical effort.
  • the specified sweeping device also a sweeping and damp cleaning of overground surfaces and, for example, vertical surfaces such as wall tiles, shower cubicles or the like is possible.
  • the cleaning roller Before the dehumidifying device, the cleaning roller is arranged, by means of which the moistened by the liquid application device soil is mechanically processed. So even stubborn dirt on the hard floor can be eliminated in one operation.
  • the cleaning with a Such, preferably driven by an electric motor rotating cleaning roller leads without multiple forward and backward movement of the sweeper over the area to be cleaned to very good results.
  • the cleaning roller is covered with a cleaning cloth.
  • the cleaning roller may be a bristle roller.
  • the cleaning roller rotates with a relative to the travel speed of the sweeper higher relative speed relative to the ground.
  • a rotational speed of the cleaning roller of more than 500 rpm, such as about 1000 rpm, is given.
  • the liquid application device arranged behind the sweeping brush in the direction of travel serves to wet the soil with cleaning liquid, for which purpose the liquid application device preferably has a metering gap oriented transversely to the direction of travel.
  • the liquid application device is formed by a plurality of application nozzles arranged side by side transversely to the direction of travel.
  • the liquid output can be gravity assisted by opening and closing a valve.
  • the liquid is dispensed by pumping, so for example by arranging a metering pump, such as a mini-diaphragm pump.
  • the order is preferably from 0.25 to 1 liter, more preferably 0.5 liter per 10 m 2 . Due to this conditional the fresh water tank and a possibly provided waste water tank be relatively small dimensions. In order to be able to apply more cleaning fluid to heavily soiled areas as required or to apply a lower dosage amount to sensitive hard floors such as parquet or laminate, it proves to be expedient that the output quantity can be adjusted.
  • the waste water remaining on the floor is finally taken up by the dehumidifying device, the latter being able to be a suction device.
  • a suction device is provided with a, an air flow generating suction / blower motor and a shutdown sheath. Preferred is an embodiment in which the dehumidifying device is designed as a wipe.
  • Such a wipe may in this case be a cloth which is stretched in the bottom area of the sweeper.
  • the wipe is arranged circumferentially.
  • Such, in particular very slowly wraparound wipe can be used much longer, as this can absorb more liquid than a bottom-mounted wiper due to its greater length.
  • the wraparound wipe can be dehumidified by squeezing, whereby the liquid emerging in this case is taken up in a collecting container.
  • two rollers are provided, between which the wipe is moved through.
  • the sweeping device is operated by a rechargeable battery, which may also be advantageous in a hand or stalk guided sweeping device.
  • a rechargeable battery which may also be advantageous in a hand or stalk guided sweeping device.
  • both the rotating sweeping brush and the cleaning roller and the dehumidifying device, in particular the rotating wiper is driven, wherein further, for example, via an integrated electronics dosing the liquid output is adjustable. This electronics can be used to trigger the pump or valve to dispense the liquid at intervals adjusted to the desired dosage.
  • FIGS. 1 and 2 show a sweeping device 1 according to the invention in the form of an automatically movable cleaning robot with a chassis 2 and a chassis 2 covering the cover 3, as shown in DE 102 42 257 A1 as a ground dust collecting device is known.
  • the content of this patent application is hereby incorporated in full into the disclosure of the present invention, also for the purpose of including features of this patent application in claims of the present invention.
  • the autonomously operating sweeping device 1 has two electric motor driven Verfahrh 4.
  • sweeping brush 6 In the direction of travel r is a transverse to the direction of travel r extending, driven by an electric motor sweeping brush 6 is arranged, which serves the coarse dirt pickup. This is done by mechanical brushing of the hard floor 7 to be cleaned by means of the sweeping brush 6, wherein the dirt particles are conveyed via a arranged in the direction of travel r behind the sweeping brush 6 dirt ramp 8 in a dirt collecting space 9.
  • the latter and in this passing dirt ramp 8 are in cross-section as shown in FIG Fig. 3 formed snail shell, so that the dirt collected in the dirt collecting 9 can not escape automatically again.
  • a liquid application device 10 is provided behind the sweeping brush 6 or the dirt ramp 8 - viewed in the direction of travel r - .
  • This has a tank 11 for storing a cleaning liquid, which opens in the area of the bottomed by the sweeping brush 6 and the dirt ramp 8 Chassisteils 12 in a direction transverse to the direction r dosing gap 13.
  • This metering gap 13 can be opened and closed via a valve 14.
  • the liquid is released after opening the valve 14 gravity assisted.
  • the liquid is supplied via a metering pump.
  • a dosage of the liquid dispensing is provided. This dosage can be done manually via a regulator.
  • the metering can also take place with the aid of an electronic evaluation unit.
  • the liquid applicator 10 downstream of a cleaning roller 15 is provided, which extends equal to the sweeping brush 6 transversely to the direction of travel r and is rectified with respect to their direction of rotation to the sweeping brush 6.
  • the cleaning roller 15 is a bristle roller for mechanical brushing of the hard floor 7 moistened by the liquid applicator 10.
  • the rotational speed, in particular of the cleaning roller 15, is selected such that it rotates with a relative speed, which is higher relative to the hard bottom 7, in comparison with the travel speed of the sweeper 1.
  • both the cleaning roller 15 and the sweeping brush 6 preferably rotate at a speed of about 1000 rpm.
  • the cleaning roller 15 may also be covered with a cleaning cloth 16.
  • a dehumidifying device 17 is provided for receiving the dirty water located on the hard floor 7.
  • This dehumidifying device 17 may be a suction device, for which purpose a sweeping fan, not shown, is arranged in the sweeping device 1. This is associated with a liquid separator.
  • the dehumidifying device 7 may also be formed in the simplest manner by a wiper 18 spanned under the chassis bottom 12, which is set according to receiving a larger amount of liquid.
  • the rotational speed of this endless wipe is set low.
  • This alternative solution can be used much longer, since such a circumferential wiper 18 can absorb more liquid due to its greater length.
  • the circulating wipe 18 is dehumidified by squeezing, for which purpose two additional rollers 20 are provided, between which the wipe 18 is performed. By means of these rollers 20, the wiper 18 is wrung out, wherein the case emerging liquid is received in a collecting container 21.
  • a simplified and hygienic complete cleaning of a hard floor can be achieved.
  • a coarse dirt pickup is done by sweeping, only a relatively low liquid application is required for subsequent wet cleaning with conventional contamination.
  • about 1 liter of cleaning fluid is sufficient for an area of about 20 square meters to be cleaned. Accordingly small, the tank 11 and the collecting container 21 can be dimensioned, which in turn leads to a compact design of the sweeping device 1.
  • the electric motors for the sweeping brush 6, the cleaning roller 15 and the drive for the rotating wiper 18 are operated via a battery 22 shown only schematically, via which a power supply of a control unit, for example, to control the valve 14 in the metering gap 13 can be achieved.
  • the base station 23 may have a cleaning device 31 for self-cleaning of the sweeping device 1, for which purpose in the base station 23 a bottom filled with a cleaning liquid 30 trough 24 is provided, via which the sweeping brush 6, the cleaning roller 15 and optionally the wiper 18 at tub edge side support of the sweeping device 1 hover over the Verfahr 1993 4.
  • a cleaning device 31 for self-cleaning of the sweeping device 1 for which purpose in the base station 23 a bottom filled with a cleaning liquid 30 trough 24 is provided, via which the sweeping brush 6, the cleaning roller 15 and optionally the wiper 18 at tub edge side support of the sweeping device 1 hover over the Verfahrcken 4.
  • the cleaning components of the sweeper 1 are cleaned automatically, with the arranged in the underfloor pool 24 arranged cleaning brushes 25 active can be driven and rotated about these rotating cleaning brushes 25, the sweeping brush 6 and the cleaning roller 15 for the complete cleaning thereof.
  • the rotating wipe 18 is moved over the other cleaning brushes 25 in the circumferential direction for complete cleaning.
  • a refilling of the device-side tank 11 with cleaning liquid including in the base station 23, a liquid reservoir is provided and further refilling the tank 11 automatically at a docking of the device 1 at the Base station 23 takes place, for example, by a tank-side, self-closing valve is acted upon.
  • the emptying of the collecting container 21 in the base station 23 is also conceivable, for which purpose the base station 23 has a receptacle for the dirty water.
  • This emptying can also be done automatically when docking the device 1 to the base station 23, for example, a self-closing valve is opened when docking and the stored in the reservoir 21 dirty water gravity assisted runs in the station-side receptacle.
  • the sweeping device 1 may also be designed in the form of a hand or stalk guided device.
  • the sweeping device 1 is provided with a receptacle 26, in which a, provided at the end with a guide handle 27 device handle 28 can be inserted.
  • the arrangement of the individual cleaning components such as sweeping brush 6, liquid applicator 10, cleaning roller 15 and dehumidifying device 17 correspond to the arrangement in the embodiments described above.
  • the electric motors used to drive the individual components are accumulator-operated by this stalk-guided device. In contrast to the sweeping robot described above, no electric motor driven Verfahrmaschine are provided.
  • the support of the device on the hard floor 7 via conventional support rollers or the like.
  • this hand-held sweeping device 1 is also a sweeping / wet cleaning of overground surfaces and, for example, vertical surfaces possible, such as for cleaning wall tiles or shower enclosures.

Landscapes

  • Cleaning In General (AREA)
  • Brushes (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)
  • Electric Suction Cleaners (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Claims (12)

  1. Appareil de balayage apte à être mis en mouvement (1) ayant une brosse de balayage (6), un espace de collecte de saletés (9) qui y est adjoint, un dispositif d'application de liquide (10) qui est agencé derrière la brosse de balayage (6) dans la direction du mouvement (r) et un dispositif de séchage (17), un dispositif de nettoyage (15) étant agencé avant le dispositif de séchage (17), caractérisé en ce que le dispositif de séchage (17) est agencé derrière le dispositif d'application de liquide (10), en ce que le dispositif de nettoyage est un rouleau de nettoyage (15) et en ce qu'un chiffon de nettoyage (16) est monté sur le rouleau de nettoyage (15).
  2. Appareil de balayage selon la revendication 1, caractérisé en ce que le rouleau de nettoyage (15) est un rouleau à soies.
  3. Appareil de balayage selon l'une des revendications 1 ou 2, caractérisé en ce que le rouleau de nettoyage (15) tourne à une vitesse relative par rapport au sol (7) plus élevée en comparaison avec la vitesse de mouvement de l'appareil de balayage (1).
  4. Appareil de balayage selon l'une des revendications 1 à 3, caractérisé en ce que le dispositif d'application de liquide (10) présente une fente de dosage (13) orientée transversalement par rapport à la direction du mouvement (r).
  5. Appareil de balayage selon l'une des revendications 1 à 4, caractérisé en ce que la délivrance de liquide est favorisée par la force de gravité.
  6. Appareil de balayage selon l'une des revendications 1 à 4, caractérisé en ce que la délivrance de liquide est réalisée au moyen d'un pompage.
  7. Appareil de balayage selon l'une des revendications précédentes, caractérisé en ce que la quantité de délivrance peut être réglée.
  8. Appareil de balayage selon l'une des revendications 1 à 7, caractérisé en ce que le dispositif de séchage (17) est un dispositif d'aspiration.
  9. Appareil de balayage selon l'une des revendications 1 à 7, caractérisé en ce que le dispositif de séchage (17) est formé comme un chiffon d'essuyage (18).
  10. Appareil de balayage selon la revendication 9, caractérisé en ce que le chiffon d'essuyage (18) est agencé de façon rotative.
  11. Appareil de balayage selon la revendication 10, caractérisé en ce que le chiffon d'essuyage (18) en rotation est séché au moyen d'un essorage et le liquide extrait par cette opération est recueilli dans un récipient de collecte (21).
  12. Appareil de balayage selon l'une des revendications précédentes, caractérisé en ce que l'appareil de balayage (1) est alimenté par le biais d'un accumulateur (22).
EP11196159.5A 2003-12-10 2004-12-07 Appareil de balayage apte à être mis en mouvement Not-in-force EP2436296B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10357637A DE10357637A1 (de) 2003-12-10 2003-12-10 Selbstfahrendes oder zu verfahrendes Kehrgerät sowie Kombination eines Kehrgeräts mit einer Basisstation
EP04804702A EP1691657B1 (fr) 2003-12-10 2004-12-07 Appareil de balayage automoteur ou a mettre en mouvement, et combinaison d'un appareil de balayage avec une station de base

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP04804702A Division EP1691657B1 (fr) 2003-12-10 2004-12-07 Appareil de balayage automoteur ou a mettre en mouvement, et combinaison d'un appareil de balayage avec une station de base
EP04804702.1 Division 2004-12-07

Publications (2)

Publication Number Publication Date
EP2436296A1 EP2436296A1 (fr) 2012-04-04
EP2436296B1 true EP2436296B1 (fr) 2015-08-19

Family

ID=34638566

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04804702A Not-in-force EP1691657B1 (fr) 2003-12-10 2004-12-07 Appareil de balayage automoteur ou a mettre en mouvement, et combinaison d'un appareil de balayage avec une station de base
EP11196159.5A Not-in-force EP2436296B1 (fr) 2003-12-10 2004-12-07 Appareil de balayage apte à être mis en mouvement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP04804702A Not-in-force EP1691657B1 (fr) 2003-12-10 2004-12-07 Appareil de balayage automoteur ou a mettre en mouvement, et combinaison d'un appareil de balayage avec une station de base

Country Status (8)

Country Link
EP (2) EP1691657B1 (fr)
JP (1) JP4519140B2 (fr)
CN (1) CN1889881A (fr)
AT (1) ATE555708T1 (fr)
DE (1) DE10357637A1 (fr)
ES (2) ES2384618T3 (fr)
RU (1) RU2006124525A (fr)
WO (1) WO2005055795A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3669738B1 (fr) * 2018-12-21 2023-05-10 Ningbo Fujia Industrial Co., Ltd. Appareil de nettoyage de sol automatisé

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CN1889881A (zh) 2007-01-03
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ATE555708T1 (de) 2012-05-15
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EP2436296A1 (fr) 2012-04-04
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