EP1003630B1 - Rasoir electrique - Google Patents

Rasoir electrique Download PDF

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Publication number
EP1003630B1
EP1003630B1 EP98946273A EP98946273A EP1003630B1 EP 1003630 B1 EP1003630 B1 EP 1003630B1 EP 98946273 A EP98946273 A EP 98946273A EP 98946273 A EP98946273 A EP 98946273A EP 1003630 B1 EP1003630 B1 EP 1003630B1
Authority
EP
European Patent Office
Prior art keywords
shaving apparatus
electric drive
dry shaving
oscillation
drive mechanism
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.)
Expired - Lifetime
Application number
EP98946273A
Other languages
German (de)
English (en)
Other versions
EP1003630A1 (fr
Inventor
Reinhold Eichhorn
Michael Harms
Sebastian Hottenrott
Peter Junk
Michael Odemer
Jürgen Wolf
Roland Ullmann
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.)
Braun GmbH
Original Assignee
Braun 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 Braun GmbH filed Critical Braun GmbH
Publication of EP1003630A1 publication Critical patent/EP1003630A1/fr
Application granted granted Critical
Publication of EP1003630B1 publication Critical patent/EP1003630B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/28—Drive layout for hair clippers or dry shavers, e.g. providing for electromotive drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
    • B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
    • B26B19/048—Complete cutting head being movable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/28—Drive layout for hair clippers or dry shavers, e.g. providing for electromotive drive
    • B26B19/288—Balance by opposing oscillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
    • B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
    • B26B19/10—Cutting heads therefor; Cutters therefor; Securing equipment thereof involving two or more different types of reciprocating cutting elements, e.g. a pair of toothed shearing elements combined with a pair of perforated cutting elements or a combined toothed and perforated cutting assembly

Definitions

  • the invention relates to a dry shaver, which in the preamble of Art.
  • a dry shaver of the type mentioned is known from US 2,339,677.
  • the one formed from a shaving head frame, as well as an upper knife and lower knife Shaving head, is on an upper housing surface of a housing transverse to Direction of movement of a lower knife driven oscillating in the longitudinal direction and arranged movably forth.
  • a double eccentric is provided in an electric motor fixedly arranged in the housing. The can be moved back and forth in different directions by drive elements cause driven masses of shaving head, bedknife and double eccentric Excessively strong vibrations that are both loud and noisy on the case uncomfortable for the user.
  • a dry shaver of the type mentioned is also from DE-GM 1 711 665 known.
  • the drive element of the electric drive also via gear elements, such as. B. gear, or a double eccentric or a double-armed lever, both with the lower knife as well as with the shaving optic equipped with an upper knife coupled to the lower knife and additionally the complete shaving head in motion to move.
  • gear elements such as. B. gear
  • the electric motor is required to have a higher output, the constructive in the design of the dry shaver accordingly is taken into account.
  • the invention has for its object a dry shaver at the beginning to improve the type mentioned.
  • this object is at the beginning of a dry shaver mentioned type solved by the features specified in the main claim.
  • This measure according to the invention is characterized by a large number of advantages.
  • the electric drive learns from the masses set in motion by the drive element and also by the friction taking place between the existing cutting elements, an oscillating one Excitation at least in each case against the direction of movement or, if appropriate several cutting elements.
  • This oscillating excitation which was the usual one
  • rigid attachment of an electric drive to the razor housing is transferred from the electric drive to the razor housing and consequently there leads to unpleasant vibration and a loud noise
  • after the Invention due to the oscillatable mounting of the electric drive, not transferred to the housing, but initially remains with the electric drive and lets it swing around at least one axis.
  • the electric drive follows accordingly without significant effect on the housing of the dry shaver imposed swinging movements. This measure initially causes one Significant reduction in housing vibration and running noise derived from it.
  • These oscillating movements of the electric drive are in accordance with the invention used advantageously to the shaving head of the dry shaver in a To move the oscillating movement.
  • hair tips that are close to the cutting element and only occasionally thread without oscillation now increasingly penetrate into the cutting openings of the cutting element.
  • the effective ones are extended Hair entry openings in the cutting element in the direction of oscillation.
  • the threaded hair is taken along by the cutting element designed as a bottom knife, the Cut against the edge of the hair entry opening in the upper knife Cutting element takes place.
  • the shaving head vibrates in the Movement directions A and B the upper knife moves towards the lower knife and thus shortens the hair displacement path during the cutting process the hair entry opening of penetrated hair, making the hair cut shorter becomes.
  • the cutting performance of the dry shaver becomes essential improved. This is due to the high vibration frequency of the shaving head In addition, a lower sliding friction of the cutting element on the skin is effective.
  • a major advantage of the invention is that the movable Mass outgoing oscillating excitation not - as is known - on the housing of the Dry shavers - see DE-GM 1 711 665 - but on the vibratable Storage of the electric drive is transferred to the movable shaving head.
  • the energy of the oscillating excitation is thus from a place in the housing at which disruptive effects occur, redirected to a place where this energy in can be used advantageously. So the electric drive due to the lack of coupling of its drive element with the oscillating one The shaving head does not require any drive power for this shaving head.
  • At least the shaving head and the electric drive as a vibrating mass around at least one common one Swing axis are swingably mounted.
  • the oscillating mass can be obtained by including the Vibrating mass of the electric drive and all of the Vibration movements of the electric drive can be set in vibration Components such as B. shaving head, support arms, bearing cage, gimbal, Swing frame, support frame, spring element and swing bridge for one cutting unit and / or by attaching additional vibrating masses.
  • vibration Components such as B. shaving head, support arms, bearing cage, gimbal, Swing frame, support frame, spring element and swing bridge for one cutting unit and / or by attaching additional vibrating masses.
  • the electric drive is included the vibratable components by one transverse to the Direction of movement of the drivable cutting element extending first Swing axis mounted so that it can vibrate.
  • Another advantageous embodiment of the invention is characterized in that the electric drive with the vibratable components by one extending parallel to the directions of movement of the drivable cutting element second oscillation axis is mounted so that it can oscillate.
  • the The shaving head and the electric drive by means of a cardanic suspension in the Housing can oscillate around the first oscillation axis and around the second oscillation axis are stored.
  • the gimbal of the electric drive and the Shaving head in the housing of the dry shaver derivable arrangement of a first oscillation axis crossing at right angles allows the second oscillation axis dynamic forces arising from dynamic processes around the first and the second Keep the swinging axis away from the housing and also for swinging movements of the shaving head both in the directions of movement A and B and in the Use directions of movement C and D.
  • a preferred embodiment of the invention is characterized in that the The shaving head is mounted so that it can vibrate in the housing by means of at least one oscillating element is.
  • the vibrating element is through Support arms having joints are formed.
  • the vibrating element is a Housing part formed.
  • a significant improvement in the cutting performance of the cutting elements, as well as a is significant reduction in vibration of the housing of the dry shaver achievable in that the swing axis through the center of the impact Vibrating mass is provided running.
  • the center of the vibration mass is the Location around which the motor would swing if it was running at rated speed Drive unit - electric drive and driven elements - oscillate freely could. This is where the bearing forces to be applied reach for the vibrating ones Mass, here for the drive unit, its minimum, thereby eliminating the unwanted Housing vibration is reduced to a minimum.
  • the shaving head is in Directions of movement A and B of the drivable cutting element of the Vibratory movements of the electric drive can be driven.
  • this embodiment it is provided that the shaving head from the electric drive counter to the reciprocating movements of the cutting element is driven to vibrate. This measure leads to better cutting performance by shortening the hair displacement path in the hair entry openings of the Upper knife.
  • the shaving head is transverse to the directions of movement A and B of the drivable cutting element in the Directions of movement C and the oscillating movements of the electric drive drivable.
  • An improvement in the cutting performance of the cutting elements arises after Invention in that for the shaving head and the movable cutting element different vibration amplitudes are provided.
  • This measure ensures, for example, optimal training and adaptation to movable Cutting elements compared to fixed cutting elements, including the diverse geometries of hair entry openings in effective as an upper knife cutting elements.
  • a significant advantage according to the invention is also thereby achieved that the vibration amplitudes of the shaving head and / or Cutting element are changeable.
  • a change in each Vibration amplitudes can, for example, by changing the vibration displaceable masses or displacement of the oscillation axis from the center of impact Vibrating mass done away.
  • the Vibration amplitude can be determined by the cutting element and the vibration amplitude the shaving head is tunable to this.
  • This measure ensures optimal Coordination of interacting cutting elements.
  • one Dry shavers according to the invention have shown that the swing path of the Shaving head in the directions of movement A and B as well as in the directions of movement C and D should be provided in a range from 0.05 mm to 1 mm.
  • the swing path of the shaving head in a range of 0.15 mm to 0.5 mm.
  • An optimal size of the Vibration path of the shaving head for a dry shaver type is in the respective In individual cases, including the respective training, interacting To determine cutting elements, in particular the geometry of the hair opening.
  • a technically simple and inexpensive to manufacture embodiment of the Invention is characterized in that the pivot bearing on at least one Carrying element of the housing and on a housing part of the electric drive is provided.
  • the housing part of the electric drive can be fastened in a bearing cage.
  • the pivot bearing on a bearing cage of the electric drive and on the gimbal and that Swivel bearing provided on the gimbal and a support member of the housing is provided on the gimbal and a support member of the housing.
  • the pivot bearing for the electric drive designed as a cone bearing.
  • the support arm is as a Spring element formed.
  • An inexpensive embodiment of a spring element is characterized in that the spring element is formed by a leaf spring.
  • At least one arm with the electric drive via a joint having vibrating element can be coupled.
  • These joints can, for example be formed by articulated bolts slidably mounted in bores - not shown. According to an inexpensive to produce embodiment of joints, it is provided that at least one joint is designed as a film hinge joint.
  • the Support arm via a joint with at least one support element and via a joint with the shaving head frame of the shaving head in the directions of movement A and B. is coupled to vibrate.
  • This embodiment corresponds to a so-called Four-link system.
  • the joint for the arm at the opposite end of the shaving head Housing is provided in the housing.
  • This embodiment uses the available standing length of the housing of the dry shaving apparatus for the length of the support arm, whereby the vertical component that can be derived from the oscillating movement increases in size a minimum is reduced, so that an almost linear oscillating movement in the Directions of movement A and B of the shaving head is achieved.
  • Another relatively simple embodiment of the invention is characterized in that that the support arm on the one hand with at least one support element and on the other hand with a supporting frame carrying the shaving head is coupled in an oscillatable manner.
  • the support frame with the electric drive directly can be coupled, namely via a housing part of the electric drive or via a this surrounding bearing cage.
  • the electric drive via a housing part and a Driver device can be coupled to the support frame.
  • a simple inexpensive Embodiment of motion transmission from the electric drive or one Housing part of the electric drive on the support frame is characterized by that the driver device from a slot and one in this slot engaging pin is formed.
  • Driver device formed from a ball joint.
  • the ball joint in one Distance to the first and second swing axis in the support frame and bearing cage is provided, ensures the transmission of the electric drive in the Rotations arise on the support frame and consequently on the Shaving head.
  • the eccentric one Double eccentric over a swing bridge with a cutting element one Long hair cutting device can be coupled.
  • the electric drive as a DC motor with a rotatably provided drive element is formed.
  • the electric drive as Vibrating armature motor is designed with an oscillatable drive element.
  • the electrical Drive and the shaving head held in a central position by means of a spring element is.
  • the Spring elements on the one hand on the electric drive and on the other hand on the housing support are provided.
  • the first oscillation axis 8 according to FIGS. 1 to 9 and the second oscillation axis 18 7 to 9 runs through the center of the joint of all, at Commissioning of the electric drive 2 vibratable Vibrating masses taking into account their moments of inertia.
  • This Vibrating masses and their moments of inertia are too dry shavers Dry shaver of different sizes, so that the location of the center of impact and thus the position of the oscillation axis 8 and also the second oscillation axis 18 for the each type of dry shaver using those familiar to the person skilled in the art physical calculation methods is to be determined.
  • the electric drive follows the forced one Oscillation around the oscillation axis 8, whereby - among other things due to the size and inertia of the total vibratable masses - the extent of the vibration amplitude is less than the extent of the respective vibration amplitude of the and forth cutting element 4.
  • the vibration amplitude of the electrical Drive 2 is on the vibrating element 11 on the support arm 15 and from this transfer the shaving head 6 and thus offset the shaving head 6 with everyone in it provided components in a back and forth in the directions of movement A and B. swinging motion.
  • the shaving head 6 moves accordingly counter to the simultaneously moving cutting element 4.
  • the stroke of the vibrating shaving head 6 is much less than the stroke of the Cutting elements 4.
  • a pin 43 is provided which in a Shaving head frame 7 slidably engages slot 42 to the Swinging motion of the electric drive 2 via this driver device 41 to transfer to the shaving head 6. Due to the very large overall length of the Support arms 14 and 15, the length of the articulated connection to the shaving head frame 7 of the shaving head 6 on the one hand, and that provided on the bottom of the housing 1 Support elements 46, 47 is determined on the other hand, the vertical portion of the order Joints 21, 22 radially exerted vibration amplitude relatively low, so that one of an almost linear movement of the shaving head 6 in the directions of movement A and B can go out.
  • the shaving head 6 carried by the support arms 14, 15 - see FIG. 3 - is for example formed as a double shaving head, the cutting elements provided as the upper knife 5 are symbolically represented by an interrupted line arrangement L.
  • the constructive Execution of the shaving head 6 is not based on the arrangement of one or two Cutting elements 4, 5 limited within its shaving head frame 7. It can quite a few cutting systems in the shaving head frame 7 of the shaving head 6 are provided and these cutting elements in adaptation to a specific Cutting function can be designed differently. For example, two as Short hair cutting system and one acting between them as a long hair cutting system Cutting system can be provided in the swingably mounted shaving head 6.
  • Fig. 5 shows a sectional view of the housing 1 with an opening 52 in the Shaving head frame 7 opposite housing wall of the housing 1.
  • the electrical Drive 2 is attached to the shaving head frame 7 and by means of at least one Housing part 20 which away from the shaving head frame 7 in the direction of in the housing 1st provided support elements 16, 17 - see Fig. 4 - is aligned to the Support elements 16, 17 are mounted so as to be oscillatable about the oscillation axis 8. through on the one hand on the housing part 37 of the electric drive 2 and on the other hand Inner wall parts of the housing 1 adjacent spring elements 9, 10 is located electric drive 2 in the off state in a central position.
  • a shaving head frame 55 pivotably mounted about a pivot axis Z provided, in which at least one formed from cutting elements 4, 5 Cutting system and a swing bridge 25 for transferring one from one Drive element 3 outgoing drive movement on the movable cutting element 4 is arranged.
  • a swing bridge 50 with interrupted Lines shown by means of another cutting system, for example for Trimming contours is provided.
  • the swing bridges 25 and 50 are driven by the eccentric 27 designed as a double eccentric 44, which on the rotatable drive element 3 of the electric drive 2 is attached.
  • the shaving head 6 is via a support frame 40 and via joints 21, 22, 23, 24 having support arms 14, 15 on the support elements 16, 17 in the Movement directions A and B are mounted so that they can vibrate.
  • the support frame 40 is U-shaped formed and via a driver device 41 with a housing part 20 of the Bearing cage 35 for transmitting the swinging motion of the electric drive 2 the first swing axis 8 coupled.
  • the driver device 41 consists of a pin 43 engaging a slot 42, the slot 42 in the bottom portion of the U-shaped Support frame 40 molded and the pin 43 on the housing part 20 of the Bearing cage 35 is provided.
  • Fig. 7 shows a section through part of the dry shaver TR Visualization of components of a swinging movement in the Direction of movement A and B as well as C and D ensure the oscillating system.
  • the shaving head 6 is attached to an oscillating support frame 40.
  • the Support frame 40 is with a swing frame 80 over parallel to each other Support arms 14 and 15 coupled, the support arms 14 and 15 with the inclusion of Retaining plates 65 attached to both the support frame 40 and the swing frame 80 are.
  • the support arms 14 and 15 are formed, for example, as a leaf spring Vibrations of the support frame 40 and the shaving head 6 in the To ensure directions of movement A and B.
  • the support arms 70 and 71 are at their opposite ends - See Fig. 9 - fixed in the housing 1 of the dry shaver TR.
  • the support arms 70 and 71 are designed, for example, as a leaf spring.
  • the pivot bearings 63 and 64 with a Gimbal frame 60 are coupled.
  • the gimbal 60 is via pivot bearings 12, 13 - see Fig. 8 - coupled to the bearing cage 35 swingably, one being annular formed spring element 61 by means of a spring preload over the bearing cage 35 the pivot bearings 12 and 13 couples with the gimbal 60 without play.
  • the Motor shaft 3 of the electric drive 2 is via an eccentric 27 and Oscillating bridge 25 coupled to the lower knife 4 of the shaving head 6 in terms of drive, as is the case, for example, with the embodiments according to FIGS. 1 and 6 is shown and described.
  • a second oscillation axis 18 - provided orthogonal to the first oscillation axis 8 - is formed by two opposite pivot bearings 63, 64, wherein the conical bearing journals, for example on the support elements 16 and 17 of the Housing 1 are provided in conical bearing bores in the gimbal 60 plunge.
  • the shaving head 6 of the dry shaver TR can oscillate with the housing 1 coupled, in such a way that the shaving head 6 in one plane relative to the housing 1 in the directions of movement A and B and in the directions of movement C and D can move without the distance measured perpendicular to this plane between housing 1 and shaving head 6 changes noticeably.
  • a first four-link chain - see Fig. 9 - is parallel to each other arranged and acting parallel support arms 70, 71, for example made of spring steel exist, and the swing frame 80 formed.
  • the support arms 70 and 71 are with one end firmly connected to the housing 1, e.g. by ultrasonic welding and with the other end, attached to the swing frame 80 by means of associated holding plates 65 for example welded.
  • the swing frame 80 swing back and forth relative to the housing 1 in the directions of movement C and D.
  • the second four-link chain is arranged parallel and parallel to each other acting support arms designed as swing arms 14 and 15, for example Spring steel exist, as well as by the support frame 40 acting as a coupling rod educated.
  • the support arms 14 and 15 are each end welded to the Swing frame 80 and the support frame 40 attached by means of retaining plate 65.
  • This second four-link chain allows a reciprocating swinging movement of the Shaving head 6 in the directions of movement A and B.
  • the electric drive 2 is kinematically coupled to the shaving head 6 About the driver device 41 designed as a ball joint Support frame 40 a ball and a ball socket provided on the bearing cage 35.
  • This ball joint which is a distance from the first oscillation axis 8 and has second oscillation axis 18, those in the electric drive 2 around the first Swing axis 8 and second oscillation axis 18 resulting rotations on the Support frame 40 and thus transferred to the shaving head 6 as translations, whereby this support frame 40 with the shaving head 6 swinging movements in the Directions of movement A and B as well as C and D can perform.

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dry Shavers And Clippers (AREA)
  • Glass Compositions (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Drying Of Solid Materials (AREA)

Claims (51)

  1. Rasoir fonctionnant à sec comportant un boítier (1), dans lequel est prévu un dispositif d'entraínement électrique (2) comportant un élément d'entraínement (3) pour transmettre un mouvement d'entraínement à au moins un élément de coupe (4) déplaçable en va-et-vient, et comportant au moins une tête de coupe (6) qui oscille dans une direction horizontale pour produire un déplacement et qui est formée par un cadre (7, 55), dans lequel sont prévus au moins deux éléments de coupe (4, 5) qui coopèrent entre eux, caractérisé en ce que ce le dispositif d'entraínement électrique (2) est monté de manière à pouvoir osciller dans le boítier (1) et peut être amené à exécuter des déplacements oscillatoires au moyen des forces internes, qui apparaissent de façon forcée lors du fonctionnement du rasoir fonctionnant à sec, et que les déplacements oscillatoires du dispositif d'entraínement électrique (2) sont transmis à la tête de coupe (6) de manière à amener cette dernière à exécuter également des déplacements oscillatoires.
  2. Rasoir fonctionnement à sec selon la revendication 1, caractérisé en ce qu'au moins la tête de coupe (6) et le dispositif d'entraínement électrique (2) sont montés de manière à pouvoir osciller en tant que masse oscillante autour d'au moins un premier et/ou un second axes communs d'oscillation (8, 18).
  3. Rasoir fonctionnant à sec selon une des revendications précédentes, caractérisé en ce que la masse oscillante est formée par la masse oscillante du dispositif d'entraínement électrique (2) ainsi que par tous les composants, qui peuvent être amenés à osciller sous l'effet des déplacements oscillatoires du dispositif d'entraínement électrique (2), comme par exemple la tête de coupe (6), un bras de support (14, 15, 70, 71), une cage de palier (35), un cadre de cardan (60), un cadre oscillant (80), un cadre de support (40), un élément de ressort (61) et un étrier oscillant (50).
  4. Rasoir fonctionnant à sec selon l'une des revendications 1 à 3, caractérisé en ce que le dispositif d'entraínement électrique (2) équipé des composants pouvant être amenés à osciller est monté de manière, a pouvoir osciller autour d'un premier axe d'oscillation (8), qui s'étend transversalement par rapport aux directions de déplacement A et B de l'élément de coupe pouvant être entraíné.
  5. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'entraínement électrique (2) équipé des composants pouvant être amenés à osciller est monté de manière à pouvoir osciller autour d'un second axe d'oscillation (18), qui s'étend parallèlement aux directions de déplacement (A et B) de l'élément de coupe pouvant être entraíné.
  6. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que la tête de coupe (6) et le dispositif d'entraínement électrique (2) sont montés, au moyen d'une suspension à la cardan, dans le boítier (1) de manière à pouvoir osciller autour du premier axe d'oscillation (8) ainsi qu'autour du second axe d'oscillation (18).
  7. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que la tête de coupe (6) est montée de manière à pouvoir osciller dans le boítier (1) à l'aide d'au moins un élément oscillant.
  8. Rasoir fonctionnant à sec selon l'une des revendications 1 à 7, caractérisé en ce que l'élément oscillant est formé par des bras de support (14, 15, 70, 71), qui comportent des articulations (21, 22, 23, 24).
  9. Rasoir fonctionnant à sec selon l'une des revendications précédentes 1 à 8, caractérisé en ce que l'élément oscillant est formé par une partie de boítier (20).
  10. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que l'élément oscillant est formé par un cadre de cardan (60) monté de manière à pouvoir osciller, par une cage de palier (35) montée de manière à pouvoir osciller dans le cadre de cardan (60), un cadre oscillant (80) et des bras de support (14, 15, 70, 71).
  11. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce l'élément oscillant peut être couplé au cadre de support apte à osciller (40) par l'intermédiaire de la cage de palier (35) ou d'une partie de boítier (20).
  12. Rasoir fonctionnant à sec selon la revendication 11, caractérisé en ce qu'il est prévu un dispositif d'entraínement (41) pour l'accouplement de la cage de palier (35) ou de la partie de boítier (20) au cadre de support (40).
  13. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le premier et/ou le second axes d'oscillation (8, 18) est/ sont prévu(s) de manière à passer par le centre de percussion de la masse oscillante.
  14. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le premier et/ou le premier axe d'oscillation (8, 18) est/sont prévu(s) à une certaine distance du centre de percussion de la masse oscillante.
  15. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que la tête de coupe (6) peut être entraínée dans des directions de déplacement (A, B) de l'élément de coupe (4), qui peut être entraíné, sous l'effet des déplacements oscillatoires du dispositif d'entraínement électrique (2).
  16. Rasoir fonctionnant à sec selon la revendication 15, caractérisé en ce que la tête de coupe (6) est entraínée par le dispositif d'entraínement électrique (2) de manière à pouvoir osciller en sens opposé des déplacements en va-et-vient de l'élément de coupe (4).
  17. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que la tête de coupe (6) peut être entraínée transversalement par rapport aux directions de déplacement (A et B) de l'élément de coupe pouvant être entraíné (4) dans les directions de déplacement (C et D), sous l'effeet des déplacements oscillatoires du dispositif d'entraínement électrique (2).
  18. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que pour la tête de coupe (6) et l'élément de coupe déplaçable (4), on prévoit des amplitudes d'oscillation différentes.
  19. Rasoir fonctionnant à sec selon la revendication 18, caractérisé en ce que les amplitudes d'oscillation de la tête de coupe (6) et/ou de l'élément de coupe (4) sont modifiables.
  20. Rasoir fonctionnant à sec selon la revendication 19, caractérisé en ce qu'on peut modifier l'amplitude d'oscillation de la tête de coupe (6) en modifiant la masse oscillante de la tête de coupe (6) et/ou du dispositif d'entraínement électrique (2).
  21. Rasoir fonctionnant à sec selon l'une des revendications 19 ou 20, caractérisé en ce que la masse oscillante respective de la tête de coupe (6) et/ou du dispositif d'entraínement électrique (2) peut être modifiée à l'aide du montage d'un poids d'inertie.
  22. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que l'amplitude oscillatoire de l'élément de coupe (4) peut être fixée et que l'amplitude oscillatoire de la tête de coupe (6) peut être accordée sur l'amplitude oscillatoire de l'élément de coupe.
  23. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le trajet d'oscillation de la tête de coupe (6) dans les directions de déplacement (A et B) ainsi que dans les directions de déplacement (C et D) est prévu respectivement dans une gamme comprise entre 0,05 mm et 1 mm.
  24. Rasoir fonctionnant à sec selon la revendication 23, caractérisé en ce que le trajet d'oscillation de la tête de coupe (6) est prévu dans une gamme comprise entre 0,15 et 0,5 mm.
  25. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'entraínement électrique (2) est monté de manière à pouvoir osciller autour du premier et/ou du second axe d'oscillation (18) à l'aide de paliers pivotants (12, 13, 63, 64).
  26. Rasoir fonctionnant à sec selon la revendication 19, caractérisé en ce que le palier pivotant (12, 13) est prévu sur au moins un élément de support (16, 17) du boítier (1) ainsi que sur une partie de boítier (37) du dispositif d'entraínement électrique (2).
  27. Rasoir fonctionnant à sec selon la revendication 25, caractérisé en ce que le palier pivotant (12, 13) est prévu sur une cage de palier (35) du dispositif d'entraínement électrique (2) ainsi que sur le cadre de cardan (60) et que le palier pivotant (64, 64) est prévu sur le cadre de cardan (60) et sur un élément de support (16, 17) du boítier (1).
  28. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que la partie de boítier (37) du dispositif d'entraínement électrique (2) peut être fixée dans une cage de palier (35).
  29. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le palier pivotant (12, 13, 63, 64) est agencé sous la forme d'un palier conique.
  30. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce qu'au moins un bras de support (14, 15, 70, 71) est prévu pour la tête de coupe (6).
  31. Rasoir fonctionnant à sec selon la revendication 30, caractérisé en ce qu'au moins deux articulations (21, 23; 22, 24) sont prévues sur le bras de support (14, 15, 70, 71).
  32. Rasoir fonctionnant à sec selon la revendication 30, caractérisé en ce que le bras de support (14, 15, 70, 71) est agencé sous la forme d'un élément de ressort.
  33. Rasoir fonctionnant à sec selon la revendication 32, caractérisé en ce que l'élément de ressort est formé par un ressort à lame.
  34. Rasoir fonctionnant à sec selon l'une des revendications 30 à 33, caractérisé en ce qu'au moins un bras de support (15) peut être couplé au dispositif d'entraínement électrique (2) par l'intermédiaire d'un élément oscillant (11) comportant des articulations (28, 29).
  35. Rasoir fonctionnant à sec selon une revendication 30 ou une revendication 31, caractérisé en ce qu'au moins une articulation (21, 23; 22, 24; 28, 29) est agencée sous la forme d'une articulation charnière formée d'un film.
  36. Rasoir fonctionnant à sec selon l'une des revendications 30 à 35, caractérisé en ce que le bras de support (14, 15) est couplé, de manière à pouvoir osciller dans les directions de déplacement (A et B), par l'intermédiaire d'une articulation (21, 22) à au moins un élément de support (16, 17) et par l'intermédiaire d'une articulation (23, 24) au cadre (7) de la tête de coupe (6).
  37. Rasoir fonctionnant à sec selon les revendications 30 à 36, caractérisé en ce que l'articulation (21 et 22) pour le bras de support (14 et 15) est prévu dans le boítier (1) sur l'extrémité du boítier (1) située à l'opposé de la tête de coupe (6).
  38. Rasoir fonctionnant à sec selon l'une des revendications 30 à 37, caractérisé en ce que le bras de support (14 et 15) est coupé de manière à pouvoir osciller d'une part à au moins un élément de support (16 et 17) et d'autre part à un cadre de support (40), qui porte la tête de coupe (6).
  39. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le cadre de support (40) peut être couplé au dispositif d'entraínement électrique (2).
  40. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'entraínement électrique (2) peut être couplé par l'intermédiaire d'une partie de boítier (20, 37), de la cage de palier (35) et d'un dispositif d'entraínement (41) au cadre de support (40).
  41. Rasoir fonctionnant à sec selon la revendication 40, caractérisé en ce que le dispositif d'entraínement (41) est constitué par une fente (42) ainsi que par une tige (43) pouvant s'engager dans cette fente.
  42. Rasoir fonctionnant à sec selon la revendication 40, caractérisé en ce que le dispositif d'entraínement (41) est formé par une articulation sphérique.
  43. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le cadre oscillant (80) est monté de manière à pouvoir osciller sur le boítier (1) au moyen d'un bras de support (70) et peut être couplé au moyen de bras de support (14, 15) au cadre de support (40).
  44. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que l'élément d'entraínement (3) du dispositif d'entraínement électrique (2) peut être couplé à un élément de coupe (4) par l'intermédiaire d'un étrier oscillant (25).
  45. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que l'élément d'entraínement (3) du dispositif d'entraínement électrique (2) peut être couplé au moyen d'un excentrique (27) à un élément de coupe (4).
  46. Rasoir fonctionnant à sec selon la revendication 44 ou 45, caractérisé en ce que l'élément d'entraínement (3) du dispositif d'entraínement électrique (2) peut être couplé par l'intermédiaire d'un excentrique agencé sous la forme d'un excentrique double (44), à des éléments de coupe (4, 5) agencés différemment.
  47. Rasoir fonctionnant à sec selon la revendication 45 ou 46, caractérisé en ce que l'excentrique d'un excentrique double (44) peut être couplé par l'intermédiaire d'un étrier oscillant (50) à un élément de coupe d'un dispositif de coupe des cheveux longs.
  48. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'entraínement électrique (2) est agencé sous la forme d'un moteur à courant continu comportant un élément d'entraínement (3) apte à tourner.
  49. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'entraínement électrique (2) est agencé sous la forme d'un moteur à induit oscillante comportant un élément d'entraínement (3) apte à osciller.
  50. Rasoir fonctionnant à sec selon l'une des revendications précédentes, caractérisé en ce que le dispositif d'entraínement électrique (2) et la tête de coupe (6) sont retenus au moyen d'un élément de retenue (9, 10) dans une position médiane.
  51. Rasoir fonctionnant à sec selon la revendication 50, caractérisé en ce que les éléments de ressort (9, 10) prennent appui d'une part sur le dispositif d'entraínement électrique (2) et d'autre part sur le boítier (1).
EP98946273A 1997-08-23 1998-08-04 Rasoir electrique Expired - Lifetime EP1003630B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19736776 1997-08-23
DE19736776A DE19736776C2 (de) 1997-08-23 1997-08-23 Trockenrasierapparat
PCT/EP1998/004839 WO1999010142A1 (fr) 1997-08-23 1998-08-04 Rasoir electrique

Publications (2)

Publication Number Publication Date
EP1003630A1 EP1003630A1 (fr) 2000-05-31
EP1003630B1 true EP1003630B1 (fr) 2002-03-20

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EP98924216A Expired - Lifetime EP1005404B1 (fr) 1997-08-23 1998-04-25 Rasoir electrique
EP98929265A Withdrawn EP1005405A1 (fr) 1997-08-23 1998-04-25 Rasoir electrique
EP98946273A Expired - Lifetime EP1003630B1 (fr) 1997-08-23 1998-08-04 Rasoir electrique

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EP98924216A Expired - Lifetime EP1005404B1 (fr) 1997-08-23 1998-04-25 Rasoir electrique
EP98929265A Withdrawn EP1005405A1 (fr) 1997-08-23 1998-04-25 Rasoir electrique

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US (3) US6357117B1 (fr)
EP (3) EP1005404B1 (fr)
JP (3) JP4328012B2 (fr)
CN (3) CN1098145C (fr)
AT (2) ATE213688T1 (fr)
AU (3) AU7649498A (fr)
DE (3) DE19736776C2 (fr)
ES (1) ES2175779T3 (fr)
HK (2) HK1027996A1 (fr)
PT (1) PT1003630E (fr)
RU (2) RU2170660C1 (fr)
WO (3) WO1999010140A1 (fr)

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HK1027996A1 (en) 2001-02-02
RU2000107115A (ru) 2004-03-20
EP1005404A1 (fr) 2000-06-07
JP4328012B2 (ja) 2009-09-09
DE19736776C2 (de) 1999-06-02
US6226871B1 (en) 2001-05-08
RU2170660C1 (ru) 2001-07-20
WO1999010142A1 (fr) 1999-03-04
RU2175602C1 (ru) 2001-11-10
AU7909598A (en) 1999-03-16
AU9338698A (en) 1999-03-16
US6357117B1 (en) 2002-03-19
EP1003630A1 (fr) 2000-05-31
CN1267248A (zh) 2000-09-20
CN1091676C (zh) 2002-10-02
JP4328013B2 (ja) 2009-09-09
DE19736776A1 (de) 1999-03-04
JP2001513414A (ja) 2001-09-04
HK1027997A1 (en) 2001-02-02
CN1268082A (zh) 2000-09-27
CN1098145C (zh) 2003-01-08
ATE214650T1 (de) 2002-04-15
ES2175779T3 (es) 2002-11-16
DE59803445D1 (de) 2002-04-25
EP1005404B1 (fr) 2002-02-27
JP2001513416A (ja) 2001-09-04
JP4328014B2 (ja) 2009-09-09
EP1005405A1 (fr) 2000-06-07
ATE213688T1 (de) 2002-03-15
US6357118B1 (en) 2002-03-19
JP2001513415A (ja) 2001-09-04
AU7649498A (en) 1999-03-16
DE59803213D1 (de) 2002-04-04
CN1268083A (zh) 2000-09-27
PT1003630E (pt) 2002-08-30
WO1999010140A1 (fr) 1999-03-04
WO1999010141A1 (fr) 1999-03-04
CN1138618C (zh) 2004-02-18
RU2000107113A (ru) 2004-03-20

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