Classifications

• • A—HUMAN NECESSITIES
  • A45—HAND OR TRAVELLING ARTICLES
  • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
  • A45D27/00—Shaving accessories
  • A45D27/46—Devices specially adapted for cleaning or disinfecting shavers or razors

Definitions

• the invention relates to a cleaning device of the type specified in the preamble of claim 1.
• a cleaning device of the type mentioned is known from PCT / EP98 / 00417.
• the invention has for its object to improve a cleaning device of the type mentioned, in particular to reduce the evaporation of cleaning fluid from the cleaning fluid container.
• this object is achieved in a cleaning device of the type mentioned at the outset.
• the cleaning device has several advantages.
• An essential advantage of the invention is that in the coupling state of the cleaning liquid container with the cleaning trough, the inlet opening and outlet opening of the cleaning liquid container required for the liquid circulation are surrounded by sealing elements, so that only the opening cross-section required for the circulation of the cleaning liquid with or without impurities is to escape of evaporated cleaning fluid remains in the drain line.
• the flow cross-section of the drain line is dimensioned according to the invention such that the cleaning liquid including impurities run off into the cleaning liquid container and the gaseous volume to be displaced by this inflow of liquid from the gas-tight cleaning liquid container can escape from the cleaning liquid container.
• the flow cross-section of the drain line can be dimensioned relatively small while ensuring these conditions, so that the evaporation loss of cleaning fluid that occurs when the cleaning device is not in use can be reduced to a minimum.
• a preferred embodiment of the invention is characterized in that a pressure compensation line is assigned to the drain line.
• a pressure compensation line is assigned to the drain line as an integral part of the drain line.
• the pressure compensation line is formed by a pipeline. This measure ensures a separation of inflowing cleaning liquid with simultaneous outflow of displaced gaseous medium, consequently a safe outflow of the cleaning liquid from the cleaning trough and an unimpeded outflow of gaseous volume from the interior of the cleaning liquid container, which is caused by the inflow of cleaning liquid into the container ,
• Another embodiment of the invention is characterized in that an overflow wall provided in the cleaning trough projects into the drain line.
• the second flow channel resulting from the overflow wall in the drain line favors both the backflow of cleaning liquid into the cleaning container and the consequent displacement of gaseous volumes from the cleaning liquid container.
• Another advantageous embodiment of the invention is characterized in that the flow cross section of the drain line can be divided into three flow channels by means of the pressure compensation line and the overflow wall, so that each of the flow channels can be assigned a specific function.
• a very simple and inexpensive embodiment of the invention is characterized in that a sealing element which can be placed on an inlet opening of the cleaning liquid container is provided on the outer wall of the drain line.
• the flow cross section of the drain line can be changed by means of at least one valve element. Starting from a valve element covering the flow cross section, the flow cross section of the drain line through the valve element will be reduced more or less, depending on the design of the valve element. In a further embodiment of this embodiment it is provided that the valve element essentially releases the flow cross-section of the drain line under the action of the cleaning liquid that runs off.
• the arrangement and design of the valve element can be such that the valve element releases at least a portion of the flow cross-section of the drain line and / or the pressure compensation line under the action of a gaseous excess pressure occurring in the cleaning liquid container.
• a further advantageous embodiment of the invention is characterized in that a stop is provided on the drain line and / or on the pressure compensation line for engaging the valve element, in order preferably to achieve complete coverage of the respective flow cross section.
• the flow cross section can be at least partially covered by the valve element. In certain embodiments according to the invention, this measure ensures that the cleaning liquid flows securely into the cleaning liquid container and that gas volume to be displaced accordingly flows out of the interior of the cleaning liquid container.
• the effective valve area of the valve element is made smaller than the flow cross section.
• the valve element is designed as a flap valve that can be controlled by gravity.
• the flow cross section of the drain line and / or the pressure compensation line can be effectively sealed by the valve element for those time intervals between the respective uses without impairing an effective drainage of cleaning liquid from the cleaning liquid container and the outflow of a gaseous medium required for this purpose from the interior of the cleaning liquid container the cleaning device with an appropriate device for personal needs, such as a razor.
• the valve element is formed from an elastic membrane.
• the valve element is preferably provided on the sealing element.
• the valve element is provided on the drain line.
• the drain line protrudes into the cleaning liquid container and ends at a relatively short distance from a maximum filling level of the cleaning liquid.
• a sealing element extending the drain line projects into the cleaning liquid container and ends at a relatively short distance from a maximum filling level of the cleaning liquid.
• the pressure compensation line projects into the cleaning liquid container and ends at a relatively short distance from a maximum filling level of the cleaning liquid.
• 1 shows a cross section through a cleaning device with a cleaning liquid container provided underneath the cleaning trough with an integrated filter, a conveying device, a feed line to the cleaning trough in which a cutting head of a shaving apparatus is mounted, and an outlet line
• 2 shows a longitudinal section through the lower part of a cleaning device, in particular through a cleaning trough and a cleaning liquid container with sealing elements for sealing an inlet opening and an outlet opening of the cleaning liquid container
• FIG. 3 shows a longitudinal section through the lower part of a cleaning device according to FIG. 2 with a pressure compensation line assigned to the drain line
• FIG. 4 shows a longitudinal section through part of the lower part of a cleaning device with an enlarged illustration of the sealing element provided between the drain line of the cleaning trough and the inlet opening of the cleaning liquid container,
• FIG. 5 shows a section through the chassis and through the cleaning liquid container of the cleaning device in a perspective view with a view of the lower end of a conveying device provided in a filter housing and of the inlet opening for the return of cleaning liquid into the cleaning liquid container,
• Fig. 6 shows an embodiment of a drain line with a pushed-on sealing element and a gravity-controlled flap valve.
• FIG. 1 shows a cross section through a cleaning device RV for cleaning a cutting head S of a shaving apparatus R with a housing 1, a holding device 2, a cleaning liquid container 3, a filter element 4, a conveyor device 6 which can be driven by a motor 5 and a feed line 7 to a cleaning trough 8 and a drain line 9 from the cleaning trough 8 to the cleaning liquid container 3.
• the cleaning liquid container 3 is arranged with an integrated filter element 4 below the cleaning trough 8 and above a wall 12 of the housing 1.
• the conveying device 6 is arranged so that it can be removed from the interior 10 of the cleaning fluid container RV, specifically from the filter housing 40.
• a sealing element 51 is arranged between the filter housing 40 and the pump housing 50 in order to prevent cleaning liquid 11 from flowing out of the cleaning liquid container 3.
• the inner curvature of the cleaning tub 8 is roughly the outer contour of the object to be cleaned, such as. B. adapted the outer contour of a cutting head S of a shaver R.
• the cleaning trough 8 only absorbs as much cleaning liquid 11 as is required for the respective cleaning process.
• two support elements 16 made of elastic material can be provided to support the cutting head S on the bottom of the cleaning trough 8.
• the cleaning trough 3 has an overflow device 17 so that the cleaning liquid 11 in the cleaning trough does not exceed a certain level.
• the overflow device 17 ensures that the cutting head S or part of the cutting head S is surrounded by cleaning liquid 11 during the operation of the cleaning device RV and prevents overflowing of cleaning liquid 11 over the edge of the cleaning tub 8.
• the outflow of the cleaning liquid 11 from the cleaning tub 8 to the cleaning liquid container 3 is ensured in this embodiment through the outlet opening 18 in the drain line 9 in the tank bottom 19 of the cleaning trough 8, the cross-section of the level of the cleaning liquid in the cleaning trough is also controllable, and an inlet opening 15, for example, designed as a funnel, in the cleaning liquid container 3
• the inlet opening 15 and the outlet opening 30 in the cleaning liquid container 3 are not shown for the purpose of transporting the exchangeable cleaning liquid container 3, for example by means of a closure llt - lockable.
• the shaver R is held in the cleaning tub 8 by means of an adjustable holding device 2.
• the holding device 2 is essentially formed by a wall 23 running parallel to a broad side of the shaving apparatus R and a wall 22 associated with the bottom wall of the shaving apparatus R.
• a holding element 24 designed as a device plug is provided on the wall 22.
• the wall 23 of the holding device 2 coupled to the wall 22 is displaceably mounted in the housing 1, for example parallel to the broad side of the shaver R in such a way that a displacement of the holding device 2 in the direction of the cleaning tub 8 results in a coupling of the holding element 24 designed as a device plug with the device socket 28 of the shaver R and, when the holding device 2 is displaced in the opposite direction, decoupling of the holding device 2 from the shaving device R is ensured.
• the coupling of the device plug of the holding element 24 to the device socket 28 ensures a supply via the connection to the electrical circuit provided in the cleaning device RV for starting up the conveyor 6 and / or fan 29 electrical voltage for various purposes, such as. B.
• the start-up of the shaving apparatus R during the cleaning process supports the cleaning action of the cleaning fluid 11 by the oscillating movement of a cutting element provided in the cutting head S of the shaving apparatus R and the swirling of the cleaning fluid 11 in the cutting head S which can be derived therefrom.
• the cleaning device RV there is a fan 29 with an air supply for drying the cutting head S shown, for example, after cleaning has been carried out, ie. H. provided that the cleaning liquid 11 has run out of the cleaning tub 8.
• the switching on and off of the fan 29 can be part of a switching program of a programmable switching device - not shown - and / or can be controlled separately by hand.
• Fig. 2 shows a side view of the cleaning device RV with a longitudinal section through the chassis 20 of the housing 1, that is, a higher cleaning fluid on a cleaning liquid container 3 arranged in the chassis 20 and a cleaning trough 8 arranged on the chassis 20 inclined to a horizontal plane Cleaning trough 8 and also the trough bottom 31 of the cleaning trough 8 to the horizontal plane H causes the cleaning liquid to flow away quickly, ie leads to a higher flow rate.
• FIG. 1 shows a side view of the cleaning device RV with a longitudinal section through the chassis 20 of the housing 1, that is, a higher cleaning fluid on a cleaning liquid container 3 arranged in the chassis 20 and a cleaning trough 8 arranged on the chassis 20 inclined to a horizontal plane Cleaning trough 8 and also the trough bottom 31 of the cleaning trough 8 to the horizontal plane H causes the cleaning liquid to flow away quickly, ie leads to a higher flow rate.
• the drain line 9 is divided into two opening areas by a wall 25 of the overflow device 17, the opening in the tub bottom 19 before the Wall 25 of the overflow device 17 is dimensioned such that the cleaning liquid containing contaminants can flow freely into the cleaning liquid container 3 without clogging this opening.
• the section through the cleaning trough 8 makes it clear that, in addition to the inclined trough bottom 19, the two end walls 25, 26 of the cleaning trough 8 also extend inclined to the horizontal plane H, so that cleaning fluid 11 flows away from these end walls 25, 26 of the cleaning trough 8 is also guaranteed.
• the drain line 9 is surrounded by a sealing element 14 which is pushed onto the lower end of the drain line 9 and held by an internal stress.
• the cleaning trough 8 is arranged together with the chassis 20 in the cleaning device RV so that it can be moved back and forth in the vertical direction.
• the arrangement of the cleaning liquid container 3 in the chassis 20 of the housing 1 is such that when the cleaning trough 8 and the cleaning liquid container 3 are brought together, the drain line 9 with the sealing element 14 is introduced through the inlet opening 15 into the interior 10 of the cleaning liquid container 3 until the sealing element 14 comes to rest against the edge of the inlet opening 15.
• the interior 10 of the cleaning liquid container 3 is only connected to the external environment of the cleaning device RV via the flow cross section of the drain line 9.
• the flow cross-section of the drain line 9 is dimensioned such that during the use of the cleaning device RV cleaning liquid flows freely through the intended outlet opening 18 as well as via the overflow wall 25 into the interior 10 of the cleaning fluid container 3 and the gaseous medium present in the interior corresponds to this supply is displaced by cleaning liquid, can flow freely through the drain line 9. If these criteria are observed, the flow cross section of the drain line 9 can be dimensioned to be relatively small, so that the loss of cleaning fluid due to evaporation is relatively small when the cleaning device RV is not in use.
• FIG. 3 shows a longitudinal section through the lower part of a cleaning device RV according to FIG. 2 with a pressure compensation line 43 assigned to the discharge line 9.
• the pressure compensation line 43 can be provided, for example, directly on the outer wall of the discharge line 9 or as an integral part of the discharge line 9 in its flow cross section become.
• a significant advantage of these alternative embodiments is that the sealing element 14 can be used to seal the drain line 9 and the pressure compensation line 43.
• the pressure compensation line 43 in which the pressure compensation line 43 is provided separately from the drain line 9, the pressure compensation line would be sealed with an additional sealing element - not shown.
• the pressure compensation line 43 is part of the drain line 9 and thus integrated in its flow cross section.
• the pressure compensation line 43 is part of the drain line 9 and thus integrated in its flow cross section.
• the flow cross section of the drain line 9 is divided into three separate flow channels in the region of the outlet opening 18 of the cleaning trough 8 through the overflow wall 25 and through the wall of the pressure compensation line 43, which is designed as a pipe, such that cleaning liquid 11 is unhindered via the outlet opening 18 and the overflow wall 25 flow into the interior 10 of the cleaning liquid container 3 and from there, according to the principle of displacement, gaseous medium can flow out into the atmosphere via the pressure compensation line 43.
• a valve element 42 is provided, by means of which part of the flow cross-section of the drain line 9, which is composed of the channel formed by the outlet opening 18 and the overflow wall 25, can be closed.
• the cross-sectional area of the flow cross-section of the drain line 9 claimed by the pressure compensation line 43 is open at the end protruding into the interior of the cleaning liquid container, while a valve element 44 closing the flow cross-section of the pressure compensation line 43 is provided at the opposite end of the pressure compensation line 43.
• the valve element 42 can be designed as an elastic membrane and can be integrally formed on the drain line 9 or, as shown in FIG. 3, on the sealing element 14.
• the shaping can be such that the valve element is opened without an additional spring but only on account of its elastic properties under the action of cleaning liquid 11 flowing out of the cleaning trough 8 and automatically springs back into its closed position after this process has ended.
• An analogous configuration can be provided for the valve element 44 provided on the pressure compensation line 43.
• valve elements 42 and 44 in the embodiment according to FIG. 3 The function of the valve elements 42 and 44 in the embodiment according to FIG. 3 is such that the valve element 42 is initially opened by the cleaning liquid 11 flowing out of the cleaning trough and the valve element 44 opens under the influence of the outflow of displaced gaseous medium and that after the outflow has ended of cleaning liquid 11 from the cleaning tub 8, both the valve element 42 and the valve element 44 closes the respective flow cross-section of the discharge line 9 and the pressure compensation line 43, so that the interior 10 of the cleaning liquid container 3 is closed to the atmosphere when the cleaning device RV is not in use.
• FIG. 4 shows a longitudinal section through part of the lower part of a cleaning device RV with a representation of the sealing element 14 provided between the drain line 9 of the cleaning trough 8 and the inlet opening 15 of the cleaning liquid container 3, according to the embodiment according to FIG. 2.
• the drain line 9 projects with it the sealing element 14, which extends the drain line 9, into the interior 10 of the cleaning liquid container 3, the distance between the lower end of the sealing element 14 and the liquid level 48 that the cleaning liquid 11 assumes in an as-yet unused state - production state.
• This measure leads to a reduction in the loss of cleaning fluid 11, provided that when the cleaning device is not in use, the flow cross-section of the drain line or of the sealing element 14 is not completely but completely open or only partially released by a valve element.
• valve element 42 that only partially covers the cross-sectional opening of the drain line 9 or the sealing element 14 is provided and shown in the embodiment according to FIG. 4.
• the valve element 42 is formed, for example, as a flexible membrane on the sealing element 14 and closes off part of what is necessary both for the supply of cleaning liquid 11 and for the outflow of part of the gaseous pre-lumen present in the cleaning liquid container.
• Fig. 5 shows a section through the chassis 20 and through the cleaning liquid container 3 of the cleaning device RV according to Fig. 4 in a perspective view with a view from the lower end in a filter housing 40, conveyor 6 and the inlet opening 15 of the cleaning liquid container 3 for the return of cleaning liquid into the interior 10 of the cleaning liquid container 3.
• a valve element 42 is formed on the sealing element 14 and covers, for example, half of the flow cross section of the drain line 9 or the sealing element 14.
• valve 6 shows an embodiment of a drain line 9 with a pushed-on sealing element 14, in which a gravity-controlled flap valve is provided.
• stops 45 and 46 are provided, on which the valve valve elements 42 and 44 of the flap valve 54 which, when the cleaning device RV is not in use, are brought into contact with the stops 45 and 46 under gravity control.
• the valve elements 42 and 44 can be pivoted in the flow cross section of the discharge line 9 or the sealing element 14 inclined to a horizontal plane H and a pivot axis 56, a weight 55 arranged inclined to a vertical direction V effecting the gravity control of the valve elements 42 and 44.
• the arrangement of the stops 45 and 46 on the sealing element 14 is such that, under the action of cleaning liquid 11 flowing out of the cleaning trough, the valve element 42 pivots about the pivot axis 56 away from the stop 46 into the interior 10 of the cleaning liquid container, while being caused by the the valve element 44 also pivots about the pivot axis 56 away from the stop 45 into the flow channel of the sealing element 14 or the discharge line 9 in the overpressure which builds up in the cleaning liquid container in order to allow the gaseous medium to flow into the atmosphere.
• valve elements 42 and 44 in the open position move under the action of the weight 55 into the closed position, ie back until they come to rest against the stops 45 and 46 , When the valve elements 42 and 44 bear against the stops 45 and 46, the interior 10 of the cleaning container 3 is completely sealed off from the atmosphere.

Landscapes

• Dry Shavers And Clippers (AREA)
• Cleaning By Liquid Or Steam (AREA)
• Cleaning In General (AREA)

Applications Claiming Priority (3)

Publications (2)

Family

ID=7917457

Family Applications (1)

Country Status (8)

Families Citing this family (23)

Family Cites Families (10)

• 1999
  • 1999-08-06 DE DE19937167A patent/DE19937167C1/de not_active Expired - Fee Related
• 2000
  • 2000-07-28 WO PCT/EP2000/007261 patent/WO2001010262A1/fr active IP Right Grant
  • 2000-07-28 AU AU64391/00A patent/AU6439100A/en not_active Abandoned
  • 2000-07-28 CN CNB00811210XA patent/CN1165254C/zh not_active Expired - Lifetime
  • 2000-07-28 EP EP00951462A patent/EP1199953B1/fr not_active Expired - Lifetime
  • 2000-07-28 DE DE50004348T patent/DE50004348D1/de not_active Expired - Lifetime
  • 2000-07-28 JP JP2001514797A patent/JP4459496B2/ja not_active Expired - Lifetime
  • 2000-07-28 AT AT00951462T patent/ATE253307T1/de active
• 2002
  • 2002-02-01 US US10/061,104 patent/US6640819B2/en not_active Expired - Lifetime

Non-Patent Citations (1)

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