EP1140437B1 - Hair clipper - Google Patents

Hair clipper Download PDF

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Publication number
EP1140437B1
EP1140437B1 EP99963520A EP99963520A EP1140437B1 EP 1140437 B1 EP1140437 B1 EP 1140437B1 EP 99963520 A EP99963520 A EP 99963520A EP 99963520 A EP99963520 A EP 99963520A EP 1140437 B1 EP1140437 B1 EP 1140437B1
Authority
EP
European Patent Office
Prior art keywords
cutting
comb
film
housing
electric hair
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
EP99963520A
Other languages
German (de)
French (fr)
Other versions
EP1140437A1 (en
Inventor
Kurt Beutel
Wolfgang Franke
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 EP1140437A1 publication Critical patent/EP1140437A1/en
Application granted granted Critical
Publication of EP1140437B1 publication Critical patent/EP1140437B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26BHAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/02Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
    • B26B19/04Cutting heads therefor; Cutters therefor; Securing equipment thereof
    • B26B19/06Cutting heads therefor; Cutters therefor; Securing equipment thereof involving co-operating cutting elements both of which have shearing teeth
    • B26B19/063Movable or adjustable cutting head

Definitions

  • the invention relates to a hair clipper in the preamble of the claim 1 specified Art.
  • a hair clipper of the type mentioned at the outset is known from US Pat. No. 2,741,026.
  • the cutting head is at the fork ends of the fork-shaped housing head rigidly attached.
  • the arcuate design of the two rows of cutting teeth Cutting comb allows the hair clipper to swivel movement limited to 9 ° and the cutting comb attached to it, while the relatively wide distance of the row of cutting teeth of the cutting head used to the largest Diameter of the housing of the hair clipper the use of the two Rows of cutting teeth should allow for trimming
  • a hair clipper with one for shaving is known from US Pat. No. 1,997,096 and for trimming in corresponding positions of the swivel-mounted cutting head, consisting of a support element pivoted in a cam control and a cutting comb with only one row of cutting teeth and a cutting blade which by means of a spring leaf resting on the support element in contact with the cutting comb is held.
  • a drive element protruding from the upper side of the housing transmits the drive movement on the cutting blade.
  • In the support element is one of a spring element acted upon friction element arranged such that this for contact with the upper housing shell of the housing of the hair clipper comes to by means of a provided friction to keep the shaving head in any pivot position.
  • An adjustability of the shaving head is only possible by overcoming the predetermined frictional force feasible. This can lead to undesirable changes in position during use of the device lead, especially since frictional forces in the course of using the Reduce hair clipper.
  • GB - A - 2 294 230 is a hair clipper with one in any direction pivotally mounted cutting head known, the pivotability via a ball joint from the housing to the cutting head is guaranteed.
  • the one from a support element and a cutting head composed of a housing cover has a cutting comb and a cutting blade each provided with two parallel to each other Rows of cutting teeth, but which are arranged in the cutting head such that only one of the interacting rows of cutting teeth from cutting comb and cutting blade from this Housing protrudes.
  • the Cutting head are opened so that the cutting comb and cutting blade within the Cutting head can be rotated by 180 °.
  • a cutting head for a hair clipper is known from PCT - WO 98/47673, consisting of a support element, a cutting comb attached to it and one Cutting blade, which is arranged under the action of an oscillating driver held on the support element supporting spring element in contact with the cutting comb becomes.
  • On the driver is a coupling element for the transmission of motion provided by the drive of the hair clipper on the cutting blade.
  • To the friction to reduce between cutting comb and cutting blade is between the Cutting tooth row facing ends of the cutting comb and cutting blade on the back and forth vibrating cutting blade attached a component for reducing friction, the thus being injured in swinging motion.
  • the support element of the cutting head is closed Purposes of cleaning and replacement on the housing using a clip connection fixable.
  • the invention has for its object a hair clipper of the aforementioned Type of sliding ability of the reciprocating cutting blade on the cutting comb to improve.
  • this object is achieved in a hair clipper of the type mentioned Kind solved by the features specified in the characterizing part of claim 1.
  • the cutting blade lies on the row of cutting teeth provided Row of cutting teeth of the cutting comb and is on the other hand with the opposite to the row of cutting teeth provided contact surface on the film, whereby a small Inclination of the cutting blade to the cutting comb is made.
  • This has to start with Consequence that the sliding surface and consequently also the underlying sliding surface of the Cutting blade on the cutting comb is reduced to a minimum.
  • the sliding friction of the cutting blade on the counter bearing formed by the film reduced to a minimum.
  • that the film is attached to the cutting comb and consequently immovable in Cutting head is arranged.
  • An embodiment of the invention is characterized in that the film by means of a Chassis is attached to the cutting comb.
  • a major advantage of the invention results from the fact that the bearing surface is applied the cutting blade on the film an inclination of the cutting blade to the Row of cutting teeth can be produced. Through this measure, the superimposed plan areas resulting surface liability through the resulting reduction of surfaces sliding against each other is reduced to a minimum.
  • At least one side of the film is provided with a surface structure having depressions.
  • the depressions as holes penetrating the film are formed.
  • An alternative embodiment of the The invention is characterized in that the depressions are designed as blind holes are.
  • the depressions are through Webs formed.
  • Another advantageous embodiment of the invention provides that the Wells are formed by holes and webs.
  • a lubricant is arranged in the recesses. The wells in the film form lubrication deposits with a long-term effect.
  • the surface structure of the film is galvanoplastic produced. This can be done, for example, in connection with a galvanoplastic production the film as such. According to another embodiment of the invention the surface structure can be produced by means of an embossing process. Another embodiment The invention is characterized in that the film made of a plastic material is formed. According to an alternative embodiment it is provided that the film a metal is formed.
  • Fig. 1 shows the front view of a hair clipper HSM with one on the front of the housing 1 adjustable actuating switch 2 and position switch 13 and a cutting comb 3 and a cutting blade 4 Cutting head S, which can be pivoted on the housing 1 about a pivot axis Z - see FIG. 2 is stored.
  • one end of the housing is fork-shaped such that a as Housing shell formed the support element 5 carrying the cutting head S by means of pivot bearings can be pivoted on the fork elements 6 and 7.
  • a recess 8 is provided to a drive element 12 - see FIG.
  • the cutting head S is on the support element 5 attached removably by means of a locking device 9, 10.
  • a device socket 11 for indirect and / or direct operation of the hair clipper HSM provided.
  • Fig. 2 shows an exploded view of the upper part of a hair clipper HSM, of the housing 1, the support element 5 and the attachable to this Cutting head S and the hair length comb 15 are removed.
  • the top end of the case 1 is fork-shaped, with 6 and 7 cone bearing elements on the fork elements 16 and 17 to form a pivot bearing with the cone bearing elements 18th and 19 of the support element 5 are integrally formed.
  • a housing head shell 20 is fastened to the housing 1 by means of fastening elements 21.
  • An opening 22 is provided in the middle of the housing shell, which is from the drive element 12 of an electrical drive located in the housing 1 is penetrated.
  • the support element 5 consists essentially of a trough-shaped housing shell with a recess 8 for the passage of the electrical drive element 12 and a molded chamber 23 for receiving the components of a locking device RV - see Fig. 8 to Fig. 10 -.
  • the cone bearing elements 18 and 19 are in the opposite Face side walls 24 and 25 of the support element 5 are provided.
  • the support element 5 is by means of the bearing bolts 26 and 27 and the spring elements 28 and 29 Pivot axis Z can be pivoted by the cone bearing elements 16 and 17 and 18 and 19 held.
  • the cutting head S is by means of at least one locking device 9, 10 - see FIG. 1, 11, 13, 14- on the support member 5 removably attached.
  • the cutting comb 3 of the cutting head S has two rows of cutting teeth 40, 41 which are opposed to each other at the Long sides of the cutting comb 3 are provided.
  • the breadth of the Row of cutting teeth 41 is less than the width of the row of cutting teeth 40.
  • Die Heads of the mounting screws 30, 31 and 32 shown are used to attach Components of the cutting head S - see Fig. 3 -.
  • Fig. 3 shows an exploded view of the cutting head S with a perspective view the intended components.
  • the cutting comb 3 On the cutting comb 3, two rows of cutting teeth 40 and 41 are provided, which by in the opposite longitudinal sides of the cutting comb 3 provided cutting teeth are formed.
  • the cutting comb 3 has three through holes 44, 45 and 46 for the Passage of the fastening screws 30, 31 and 32 on.
  • the inside of the cutting comb 3 is a film 47 with the through holes 49, 50, 51 and then a chassis 48 associated with the through holes 52, 53 and 54.
  • the relative thin film 47 has a plurality of small holes with or without raised edges or victories to absorb a lubricant.
  • the chassis 48 is U-shaped designed to accommodate a locking device 9, 10, which is based on the Figures 10 and 11 is described in more detail.
  • the through hole 54 is in the two Longitudinal wall connecting transverse wall 37 of the U-shape is provided, while the through holes 52 and 53 are provided in two projections on one long side of the chassis 48 are integrally formed.
  • the chassis 48 is a two bearing arms 61 and 62 Bearing block 60 assigned.
  • In the bearing arms 61 and 62 are internal threads 63 and 64 provided to the bracket 60 and the chassis 48 through the through holes 52 and 53 and the film 47 via the through hole 49 and 50 by means of the through holes 46 and 44 penetrating fastening screws 30 and 32 on Attach cutting comb 3.
  • the cutting blade 4 fastened to the driver 70 has on its inside the cutting comb 3 facing side a groove-like depression, creating two contact surfaces A1, A2 are formed - see Fig. 3a - around the plant on the inside of the cutting comb 3 to reduce sliding surface. Assembled when assembled the cutting tooth row 42 of the cutting blade 4 for contact with the cutting tooth row 40 of the Cutting comb 3, while the opposite to the row 42 of cutting teeth Cutting blade 4 comes into contact with the film 47, in order to operate the cutting pieces 4 slide the film 47 back and forth.
  • Two fork elements 55 and 56 are integrally formed on the driver 70 for receiving the Spring arms 76, 77 of a spring element 57, which engages under the fastening arm 65
  • Spring arm 58 is attached to the bracket 60.
  • the spring arms 76 and 77 of the spring element 57 is the fork elements 55 and 56 of the driver 70 of the required contact pressure for the interaction of cutting comb 3 and cutting blade 4 exerted on the cutting blade 4.
  • a coupling element for operating the attached to the driver 80 On the driver 80 is a coupling element for operating the attached to the driver 80 a cutting blade row 43 having a cutting tooth row 43 is provided on one Longitudinal web 83 of the driver 80 is a bearing bore 84 for the pivotable mounting of the driver 80 and the cutting blade 82 are provided. Between the bearing bore 84 and the coupling element 81, an opening 85 is provided through which in the assembled Condition of the bearing block 60 and driver 80 of the mounting arm 65 of the bearing block 60 is passed through. When the cutting head S is assembled, the coupling element is 81 is provided adjacent to the coupling element 71.
  • the bearing pin 86 engages in the bearing bore 84 with the driver in the assembled state in order to couple the coupling element 81 to the drive element 12 - see FIG. 2 - the driver 80 with the cutting blade 82 attached to it in a reciprocating manner Offset swivel movement.
  • the spring element 89 By means of the spring element 89, the one hand in the Spring chamber 87 and on the other hand with its spring legs in the formed as a groove is provided in the web of the driver 80 provided spring bearing 88, the required Contact pressure of the row of cutting teeth 43 of the cutting blade 82 on the Row of cutting teeth 41 of the cutting comb 3 exercised.
  • the cutting blade 82 like the cutting blade 4, has a groove-like depression, whereby two contact surfaces A1, A2 are formed opposite the cutting comb 3, wherein the contact surface A2 of the cutting blade which runs counter to the row of cutting teeth 43 82 in the assembled state of the cutting head S on the film 47 for sliding contact arrives.
  • the relatively narrow contact surface A2 of the cutting blade 82 has the following effect System on the film 47 a slight inclination of the cutting blade 82 to the Row of cutting teeth 43 of the cutting comb 3, whereby an optimal interaction of the Cutting teeth of the row of cutting teeth 43 of the cutting blade 82 with the row of cutting teeth 41 the cutting comb 3 for cutting hair is effected.
  • FIG. 4 and 5 are further details of the arrangement of the spring element 89 in the Spring chamber 87 shown around the spring bearing 88 formed as a groove.
  • Fig. 4 shows a view of the cutting teeth of cutting comb 3 and cutting blade 82 and the Bearing block 60, in its spring chamber 87 a spring element designed as a leg spring 89 is arranged and held. The two legs of the leg spring protrude into the Groove of the spring bearing 88 and thus press the cutting blade 82 over the driver 80 against the cutting tooth row 41 of the cutting comb 3.
  • the coupling element 81 is arranged between the two journals 67 and 68 and movable back and forth.
  • Fig. 5 shows a cross section through the center of the bearing block 60, the driver 80, the Cutting blade 82 and the cutting comb 3, the cutting head S.
  • the cross section shows furthermore the spring element 89 abuts on the one hand on a wall of the spring chamber 87 and on the other hand on a wall of the spring bearing 88 designed as a groove, which in the Driver 80 is provided.
  • the Cutting blade 82 on the one hand with the row of cutting teeth 43 in contact with the row of cutting teeth 41 of the cutting comb 3 and on the other hand the opposite narrow area of the Cutting blade 82 is held in contact with the film 47 resting on the cutting comb 3.
  • the driver 80 is pivotally mounted on the bearing block 60, with the driver 80 provided coupling element 81 - see Fig. 4 - the drive movement of the drive of the Hair cutting machine HSM transfers to the cutting blade 82.
  • the bearing block 60 is by means of a mounting arm 65 - see Fig. 3a - on the cutting comb 3 by means of a Fastening screw 31 attached.
  • FIGS. 6 and 7 show a cross section through the center of the cutting head S and upper part of the housing 1, the respective position of the cutting head and thus the used by a cutting comb and a cutting blade Cutting system are determined by stops, for example by wall elements 90 and 91 of the housing 1 and by wall elements 92 and 93 of the support element 5 be formed.
  • the wall elements 92 and 93 are inserted, for example, into the Housing shell of the support element 5 provided elongated recess 8 is formed.
  • an electric motor 94 is arranged in the housing 1 and has an eccentric drive element 12 engages in the coupling element 81 to the in the operating position Cutting system of the cutting head S, consisting of the cutting comb 3 and the To drive cutting blade 82.
  • the coupling element provided for driving the cutting blade 4 71 is out of engagement of the drive element 12.
  • the operating position the row of cutting teeth 43 of the cutting blade 82 with the row of cutting teeth 41 of the cutting comb 3 is determined according to FIG. 6 by the abutment of the wall element 92, the support element 5 on the wall element 90 of the housing head shell 20 of the housing 1.
  • the bearing block 60 and the chassis 48 and the film 47 by means of the fastening screw 31 on the flat inner surface of the Cutting comb 3 attached.
  • the cutting blade 4 attached to the driver 70 and the cutting blade 82 fastened to the carrier 80 is supported with those in the longitudinal direction extending contact surfaces A2, A1 from the film 47 and obtained due to the thickness the film has a slight inclination in the direction of the respective row of cutting teeth 42 and row of cutting teeth 43.
  • the cutting head S is opposite to the illustration Fig. 6 by a predetermined angle with respect to a vertical axis V and a horizontal Axis H pivoted about the pivot axis Z, whereby the wall element 93 to Has reached the wall element 91.
  • the cutting head S is designed as an eccentric drive element 12 of the electric motor 94 with the coupling element 71 coupled, whereby the drive movement of the electric motor in the State is transferred to the cutting blade 4 via the provided driver 70, so that the operating head S is used for cutting hair can be.
  • Fig. 8 shows the upper part a housing 1 with a pivotally mounted support element 5, which with a Cutting head S is coupled.
  • the support element 5 designed as a housing shell a chamber 23 for receiving a spring element 100 and a latching element 101 intended.
  • At least two recesses are in the housing head shell 20 of the housing 1 102 for receiving the locking element 101 and thus for determining the swivel position of the cutting head S is provided.
  • 8 is located in the embodiment the locking element 101 in engagement with the recess 102, whereby the operating position of the Cutting blade 4 with the associated row of cutting teeth 40 is determined.
  • the locking element 101 is in engagement with the housing head shell 20 provided recess 103, whereby the operating position of the cutting blade 82nd with the cutting tooth row 41 of the cutting comb 3 is determined.
  • Another operating position is through the recess 102 in the outer wall the housing shell of the support element 5 is provided.
  • 11 and 12 are details of the mounting of the support element 5 on wall elements of the housing 1 and are described in more detail below.
  • the two swivel bearings are identical and are each by a bearing pin 26, 27 spring element 28, 29 and cone bearing elements 16, 18 and 17th and 19 formed. Details of the bearing design are shown explosively in Fig. 12 and are described in more detail below.
  • the bearing pin 26 has a bearing journal 117 and a groove 118.
  • a cone bearing element 16 is formed on the fork element 6 is penetrated by a bore 110.
  • the cone bearing element 18 is formed by a molded-in cone-like depression which is also penetrated by a bore 111.
  • the spring element 28 is U-shaped, an incision 115 in the legs 113 and 114 formed by the U-shape to carry out the bearing pin 26 and an incision 116 for fastening the leg 114 is provided in the groove 118 of the bearing pin 26.
  • Fig. 11 shows the camp training 12 in the assembled state, in which the conical position elements 16 and 18 by means of the spring tension of the spring element 28 including the bearing pin 26 in a slidable system.
  • the opposite pivot bearing is identically trained.
  • Fig. 13 shows a view of the inside of the shaving comb 3 with attached to it Foil 47 and chassis 48 and with a U-shaped in the interior Chassis 48 - see Fig. 3 - arranged locking device 10.
  • the chassis 48 is shown partially broken, so that the structural elements of the locking device 10 consisting of a spring element lying against a wall 105 of the chassis chamber 106 107 and a locking element acted upon by the spring element 107 108 is formed.
  • the locking element 108 is by means of two hook-shaped spring struts 96, 97 on two retaining lugs provided on the inner wall of the chassis chamber 106 98 and 99 held under the action of the spring force of the spring element 107 and against the pressure of the spring element 107 is movable in the direction of the wall 105 of the chassis chamber 106 arranged.
  • At least one locking element 78, 79 is formed on the locking element 108 in the locked state with the support element 5 engages behind at least one locking element 38, 39, whereby a detachable attachment of the cutting head S to the support element 5 becomes.
  • locking elements 78 and 79 are excluded Engaged with the locking elements 38 and 39 - see Fig. 14 - so that the cutting head S can be removed from the support element 5.
  • FIGS. 15 and 15a there are through bores 49, 50, 51 having film 47 made of a thin metal plate, in which by means of an embossing process or an etching process groove-like depressions 200 are provided.
  • the bridge-like elongated ridges 201 between the groove-like elongated ridges 200 form the sliding surface for the cutting blade 4 and cutting blade 82 one Cutting head S - see Fig. 2 -.
  • the sliding surfaces are made by means of the groove-like depressions 200 or friction surfaces of the cutting blade 4 and the cutting blade 82 on the film 47 significantly reduced.
  • a lubricant in the groove-like recesses 200 - see Fig. 20 a -, for Lubrication of the components sliding against each other can be provided.
  • FIG. 16 and 16a show a further embodiment of a surface structure for a Foil 47, which is made of a plastic material opposite the recesses 200 protruding dome-like elevations 203 together with the film 47 in the Plastic tip process manufactured. This is a simple and inexpensive manufacturing method. Between the dome-like elevations 203 can further reduce the friction a lubricant can be arranged.
  • FIG. 17 and FIG. 17a show a foil 47 having through bores 49, 50, 51 a surface structure, which is formed by web-like elements running across the entire width of the film Elevations 201 and groove-like depressions 200 running parallel to these are formed is.
  • the film 47 can be made of a plastic material, with one by extrusion or through Rolling the film produced surface structure, or consist of a metal foil, whose surface structure is made by embossing or etching.
  • the surface structure of the film exists 47 from a combination of web-like elevations 201, holes 204 and groove-like Wells 200 in the changing sequence.
  • FIG. 19 and FIG. 19a show a film 47, which is made of both plastic material or a Metal can be produced.
  • a film 47 made of plastic material holes are formed 204 punched through. In these holes 204 can be after mounting the film 47 on the cutting comb 3 a lubricant can be introduced to reduce friction.
  • FIGS. 20, 20a and 20b show a film 47, for example Can be produced by electroplating, the holes 204 of webs 207 with web-like ones Elevations 201 are surrounded.
  • the web-like elevations 201 of the webs are located 207, for example, on the cutting comb 3, so that the movable cutting blade 4, 82 for System comes to the webs 207 - see Fig. 2 -.
  • the holes 204 of the film 47 is one Lubricant 206 is provided to reduce friction.
  • FIG. 20b shows a film 47, the design of which corresponds to the film 47 according to FIG. 20a.
  • the surface of the webs 207 comes to rest on the cutting comb 3, while the web-like elevations 201 come into contact with the cutting blade 4, 82.
  • This type of arrangement of the film 47 the friction between film 47 and the cutting blades 4 and 82 significantly reduced.
  • Another reduction in friction is achieved by disposing a lubricant 206 in both holes 204 and in the area between the webs of the web-like elevations 205 is achieved.
  • 20 to 20b is identical to the process for Production of a cutting film of a dry shaver.

Abstract

The invention is directed to a power driven hair clipper (HSM), comprising a drive mechanism provided in a housing (1) and a clipper head (S) equipped with a clipper comb (3) and a reciprocating clipper blade (4, 82), wherein provision is made for a foil (47) between the clipper comb (3) and the clipper blade (4, 82), such that an engagement surface (A2) of the clipper blade (4, 82) provided opposite the row of cutting teeth (42, 43) is carried on the foil (47) in sliding relationship thereto.

Description

Die Erfindung bezieht sich auf eine Haarschneidemaschine der im Oberbegriff des Anspruchs 1 angegeben Art.The invention relates to a hair clipper in the preamble of the claim 1 specified Art.

Eine Haarschneidemaschine der eingangs genannt Art ist aus der US - A - 2 741 026 bekannt. Der aus einem Schneidkamm und einer oszillierbar angetriebenen Schneidklinge gebildete Schneidkopf ist an den Gabelenden des gabelartig ausgebildeten Gehäusekopfes starr befestigt. Die bogenförmige Gestaltung des zwei Schneidzahnreihen aufweisenden Schneidkammes gestattet eine auf 9° beschränkte Schwenkbewegung der Haarschneidemaschine und dem daran befestigten Schneidkamm, während der relativ weite Abstand der jeweils zum Einsatz gelangenden Schneidzahnreihe des Schneidkopfes zum größten Durchmesser des Gehäuses der Haarschneidemaschine den Einsatz der beiden Schneidzahnreihen zum Trimmen ermöglichen sollA hair clipper of the type mentioned at the outset is known from US Pat. No. 2,741,026. The formed from a cutting comb and an oscillating cutting blade The cutting head is at the fork ends of the fork-shaped housing head rigidly attached. The arcuate design of the two rows of cutting teeth Cutting comb allows the hair clipper to swivel movement limited to 9 ° and the cutting comb attached to it, while the relatively wide distance of the row of cutting teeth of the cutting head used to the largest Diameter of the housing of the hair clipper the use of the two Rows of cutting teeth should allow for trimming

Aus der US - A - 1 997 096 ist eine Haarschneidemaschine bekannt, mit einem zum Rasieren und zum Trimmen in entsprechende Stellungen schwenkbar gelagerten Schneidkopf, bestehend aus einem in einer Kurvensteuerung schwenkbar gelagerten Tragelement sowie einem nur eine Schneidzahnreihe aufweisenden Schneidkamm sowie Schneidklinge, die mittels eines am Tragelement anliegenden Federblattes in Anlage an dem Schneidkamm gehalten ist. Ein aus der oberen Gehäuseseite herausragendes Antriebselement überträgt die Antriebsbewegung auf die Schneidklinge. Im Tragelement ist ein von einem Federelement beaufschlagtes Reibungselement derart angeordnet, daß dieses zur Anlage an die obere Gehäuseschale des Gehäuses der Haarschneidemaschine gelangt, um mittels einer vorgesehenen Reibung den Scherkopf in irgendeiner Schwenkstellung zu halten. Eine Verstellbarkeit des Scherkopfes ist nur durch Überwindung der vorgegebenen Reibungskraft durchführbar. Dies kann während des Gebrauches des Gerätes zu unerwünschten Positionsveränderungen führen, zumal Reibungskräfte im Verlauf häufige durch Benutzung der Haarschneidemaschine nachlassen.A hair clipper with one for shaving is known from US Pat. No. 1,997,096 and for trimming in corresponding positions of the swivel-mounted cutting head, consisting of a support element pivoted in a cam control and a cutting comb with only one row of cutting teeth and a cutting blade which by means of a spring leaf resting on the support element in contact with the cutting comb is held. A drive element protruding from the upper side of the housing transmits the drive movement on the cutting blade. In the support element is one of a spring element acted upon friction element arranged such that this for contact with the upper housing shell of the housing of the hair clipper comes to by means of a provided friction to keep the shaving head in any pivot position. An adjustability of the shaving head is only possible by overcoming the predetermined frictional force feasible. This can lead to undesirable changes in position during use of the device lead, especially since frictional forces in the course of using the Reduce hair clipper.

Aus der GB - A - 2 294 230 ist eine Haarschneidemaschine mit einem in beliebige Richtungen schwenkbar gelagerten Schneidkopf bekannt, dessen Schwenkbarkeit über eine Kugelgelenkverbindung vom Gehäuse zum Schneidkopf gewährleistet ist. Der aus einem Tragelement und einem Gehäusedeckel zusammengesetzte Schneidkopf weist einen Schneidkamm und eine Schneidklinge mit jeweils zwei parallel zueinander verlaufend vorgesehenen Schneidzahnreihen, auf die jedoch derart im Schneidkopf angeordnet sind, daß nur eine der zusammenwirkenden Schneidzahnreihen von Schneidkamm und Schneidklinge aus diesem Gehäuse herausragt. Um die zweite Schneidzahnreihe zum Einsatz zu bringen, muß der Schneidkopf geöffnet werden, sodaß Schneidkamm und Schneidklinge innerhalb des Schneidkopfes um 180° gedreht werden können.GB - A - 2 294 230 is a hair clipper with one in any direction pivotally mounted cutting head known, the pivotability via a ball joint from the housing to the cutting head is guaranteed. The one from a support element and a cutting head composed of a housing cover has a cutting comb and a cutting blade each provided with two parallel to each other Rows of cutting teeth, but which are arranged in the cutting head such that only one of the interacting rows of cutting teeth from cutting comb and cutting blade from this Housing protrudes. To use the second row of cutting teeth, the Cutting head are opened so that the cutting comb and cutting blade within the Cutting head can be rotated by 180 °.

Aus der PCT - WO 98/47673 - ist ein Schneidkopf für eine Haarschneidemaschine bekannt, bestehend aus einem Tragelement, einen darauf befestigten Schneidkamm sowie einer Schneidklinge, die über einen oszillierbar angeordneten Mitnehmer unter Einwirkung eines sich am Tragelement abstützenden Federelementes in Anlage an dem Schneidkamm gehalten wird. An dem Mitnehmer ist ein Kupplungselement für die Bewegungsübertragung von dem Antrieb der Haarschneidemaschine auf die Schneidklinge vorgesehen. Um die Reibung zwischen Schneidkamm und Schneidklinge zu vermindern, ist zwischen den der Schneidzahnreihe abgewandten Enden von Schneidkamm und Schneidklinge an der hin und her schwingenden Schneidklinge ein Bauelement zur Reibungsverminderung befestigt, das sonach mit in Schwingbewegung verletzt wird. Das Tragelement des Schneidkopfes ist zu Zwecken der Reinigung und des Austausches am Gehäuse mittels einer Klippverbindung befestigbar.A cutting head for a hair clipper is known from PCT - WO 98/47673, consisting of a support element, a cutting comb attached to it and one Cutting blade, which is arranged under the action of an oscillating driver held on the support element supporting spring element in contact with the cutting comb becomes. On the driver is a coupling element for the transmission of motion provided by the drive of the hair clipper on the cutting blade. To the friction to reduce between cutting comb and cutting blade is between the Cutting tooth row facing ends of the cutting comb and cutting blade on the back and forth vibrating cutting blade attached a component for reducing friction, the thus being injured in swinging motion. The support element of the cutting head is closed Purposes of cleaning and replacement on the housing using a clip connection fixable.

Der Erfindung liegt die Aufgabe zugrunde, eine Haarschneidemaschine der eingangs genannten Art die Gleitfähigkeit der hin und her bewegbaren Schneidklinge am Schneidkamm zu verbessern.The invention has for its object a hair clipper of the aforementioned Type of sliding ability of the reciprocating cutting blade on the cutting comb to improve.

Nach Erfindung wird diese Aufgabe bei einer Haarschneidemaschine der eingangs genannten Art gelöst durch die im Kennzeichen des Anspruchs 1 angegebenen Merkmale.According to the invention, this object is achieved in a hair clipper of the type mentioned Kind solved by the features specified in the characterizing part of claim 1.

Nach der Erfindung liegt die Schneidklinge mit der vorgesehenen Schneidzahnreihe an der Schneidzahnreihe des Schneidkammes an und liegt andererseits mit der entgegengesetzt zur Schneidzahnreihe vorgesehenen Anlagefläche auf der Folie auf, wodurch eine geringe Schrägstellung der Schneidklinge zum Schneidkamm hergestellt wird. Dies hat zunächst zur Folge, daß die Gleitfläche und demzufolge auch die Haftkräften unterliegende Gleitfläche der Schneidklinge am Schneidkamm auf ein Minimum reduziert wird. Darüber hinaus wird mittels des auf der Folie aufliegenden relativ schmalen Bereichs der Anlagefläche der Schneidklinge die auftretende Gleitreibung der Schneidklinge an den durch die Folie gebildeten Gegenlager auf ein Minimum reduziert. Nach einer bevorzugten Ausführungsform der Erfindung ist vorgesehen, daß die Folie auf dem Schneidkamm befestigt ist und demzufolge unbewegbar im Schneidkopf angeordnet ist.According to the invention, the cutting blade lies on the row of cutting teeth provided Row of cutting teeth of the cutting comb and is on the other hand with the opposite to the row of cutting teeth provided contact surface on the film, whereby a small Inclination of the cutting blade to the cutting comb is made. This has to start with Consequence that the sliding surface and consequently also the underlying sliding surface of the Cutting blade on the cutting comb is reduced to a minimum. In addition, by means of of the relatively narrow area of the contact surface of the cutting blade lying on the film the sliding friction of the cutting blade on the counter bearing formed by the film reduced to a minimum. According to a preferred embodiment of the invention, that the film is attached to the cutting comb and consequently immovable in Cutting head is arranged.

Eine Ausführungsform der Erfindung zeichnet sich dadurch aus, daß die Folie mittels eines Chassis auf dem Schneidkamm befestigt ist.An embodiment of the invention is characterized in that the film by means of a Chassis is attached to the cutting comb.

Ein wesentlicher Vorteil der Erfindung ergibt sich dadurch, daß mittels Anlage der Anlagefläche der Schneidklinge auf der Folie eine Schrägstellung der Schneidklinge zu der Schneidzahnreihe herstellbar ist. Durch diese Maßnahme wird die sich bei aufeinanderliegenden planen Flächen sich einstellende Flächenhaftung durch die sich einstellende Reduzierung von aneinander gleitenden Flächen auf ein Minimum reduziert.A major advantage of the invention results from the fact that the bearing surface is applied the cutting blade on the film an inclination of the cutting blade to the Row of cutting teeth can be produced. Through this measure, the superimposed plan areas resulting surface liability through the resulting reduction of surfaces sliding against each other is reduced to a minimum.

Nach einer bevorzugten Ausführungsform der Erfindung ist vorgesehen, daß wenigstens eine Seite der Folie mit einer Vertiefungen aufweisenden Oberflächenstruktur versehen ist. In weiterer Ausgestaltung dieser Ausführungsform ist vorgesehen, daß die Vertiefungen als die Folie durchsetzenden Löcher ausgebildet sind. Eine alternative Ausführungsform der Erfindung zeichnet sich dadurch aus, daß die Vertiefungen als Sacklochbohrungen ausgebildet sind. Nach einer weiteren Ausführungsform der Erfindung sind die Vertiefungen durch Stege gebildet. Eine weitere vorteilhafte Ausführungsform der Erfindung sieht vor, daß die Vertiefungen durch Löcher und Stege gebildet sind. Um die Reibung zwischen Schneidklinge und Folie weiter zu reduzieren, ist nach einer sehr vorteilhaften Ausführungsform der Erfindung vorgesehen, daß in den Vertiefungen ein Gleitmittel angeordnet ist. Die Vertiefungen in der Folie bilden Schmierdepots mit einer Langzeitwirkung.According to a preferred embodiment of the invention it is provided that at least one side of the film is provided with a surface structure having depressions. In a further embodiment of this embodiment it is provided that the depressions as holes penetrating the film are formed. An alternative embodiment of the The invention is characterized in that the depressions are designed as blind holes are. According to a further embodiment of the invention, the depressions are through Webs formed. Another advantageous embodiment of the invention provides that the Wells are formed by holes and webs. To the friction between the cutting blade and to further reduce film is according to a very advantageous embodiment of the invention provided that a lubricant is arranged in the recesses. The wells in the film form lubrication deposits with a long-term effect.

Nach einer Ausführungsform der Erfindung ist die Oberflächenstruktur der Folie galvanoplastisch herstellbar. Dies kann beispielsweise in Verbindung mit einer galvanoplastischen Herstellung der Folie als solche erfolgen. Nach einer anderen Ausführungsform der Erfindung ist die Oberflächenstruktur mittels eines Prägeverfahrens herstellbar. Eine weitere Ausführungsform der Erfindung zeichnet sich dadurch aus, daß die Folie aus einem Kunststoffmaterial gebildet ist. Nach einer alternativen Ausführungsform ist vorgesehen, daß die Folie aus einem Metall gebildet ist. According to one embodiment of the invention, the surface structure of the film is galvanoplastic produced. This can be done, for example, in connection with a galvanoplastic production the film as such. According to another embodiment of the invention the surface structure can be produced by means of an embossing process. Another embodiment The invention is characterized in that the film made of a plastic material is formed. According to an alternative embodiment it is provided that the film a metal is formed.

In der nachfolgenden Beschreibung und den Zeichnungen ist ein Ausführungsbeispiel der Erfindung dargestellt und zwar zeigen:

Fig. 1
eine Frontansicht einer Haarschneidemaschine, mit einem in verschiedene Schaltstellungen bringbaren Betätigungsschalter sowie einem Positionsschalter
Fig. 2
eine Explosionsdarstellung des oberen Teils einer Haarschneidemaschine mit einem abgenommenen Tragelelement, einem zwei Schneidzahnreihen aufweisenden Schneidkopf sowie einem auf das Gehäuse aufsetzbaren Haartängenkamm,
Fig. 3
eine Explosionsdarstellung der Bauelemente eines Schneidkopfes,
Fig. 3a
eine Explosionsdarstellung der Bauelemente eines Schneidkopfes nach Fig. 3 mit einem einen Schneidkamm und diesem zugeordneten Schnitt durch den Lagerbock,
Fig. 4
eine Seitenansicht des Schneidkopfes mit Sicht auf Schneidklinge sowie ein Kupplungselement,
Fig. 5
einen Querschnitt durch die Mitte des Lagerbockes, des Mitnehmers, der Schneidklingen sowie des Schneidkammes,
Fig. 6
einen Vertikalschnitt durch den oberen Teil des Gehäuses mit einer an einem Anschlag des Gehäuses anliegenden Schneidzahnreihe und einer in Gebrauchsstellung befindlichen Schneidzahnreihe,
Fig. 7
einen Längsschnitt durch den oberen Teil des Gehäuses mit einem an einem Anschlag des Gehäuses anliegenden Schneidkopf und einer in Gebrauchsstellung befindlichen Schneidzahnreihe des Schneidkammes sowie einer Schneidklinge.
Fig. 8
einen Teil eines Gehäuses mit Anschlägen am Gehäuse zur Anlage des schwenkbar gelagerten Schneidkopfes sowie Bauelemente einer Rastvorrichtung für den Schneidkopf,
Fig. 9
einen Teil eines Gehäuses mit Anschlägen am Gehäuse zur Anlage des schwenkbar gelagerten Schneidkopfes sowie Bauelemente einer Rastvorrichtung für den Schneidkopf,
Fig. 10
einen Teil eines Gehäuses mit Anschlägen am Gehäuse zur Anlage des schwenkbar gelagerten Schneidkopfes sowie Bauelemente einer Rastvorrichtung für den Schneidkopf,
Fig. 11
einen Längsschnitt durch das Gehäuse sowie den daran vorgesehenen Gabelelementen sowie durch das Tragelement im Bereich der Schwenklager,
Fig. 12
Einzelheiten einer Schwenklagerausbildung gemäß der Ausführungsform nach Fig. 11,
Fig. 13
eine Seitenansicht des Schneidkammes mit daran befestigem Chassis und einer Folie sowie einen Durchbruch durch das Chassis zur Sichtbarmachung von Bauelemente der Verriegelungsvorrichtung,
Fig. 14
eine perspektivische Darstellung des Tragelementes mit Riegelelementen,
Fig. 15
eine Folie mit einer Oberflächenstruktur, die durch Erhöhungen und Vertiefungen gebildet ist,
Fig. 15a
einen Teilquerschnitt A-A der Folie nach Fig. 15,
Fig. 16
eine Folie mit einer Oberflächenstruktur, die aus partiellen Erhöhungen und Vertiefungen gebildet ist,
Fig. 16a
einen Teilquerschnitt A-A durch die Scherfolie nach Fig. 16,
Fig. 17
eine Folie mit stegartigen Erhöhungen und nutartigen Vertiefungen,
Fig. 17a
einen Teilquerschnitt A-A durch die Scherfolie nach Fig. 17,
Fig. 18
eine Folie mit einer Oberflächenstruktur, die durch eine Kombination von Löchern, Stegen und Vertiefungen gebildet ist,
Fig. 18a
einen Teilquerschnitt A-A durch die Folie nach Fig. 18,
Fig. 19
eine Folie, deren Oberflächenstruktur durch Löcher gebildet ist,
Fig. 19a
einen Teilquerschnitt A-A durch eine Folie nach Fig. 19,
Fig. 20
eine Folie, deren Oberflächenstruktur durch Löcher und Vertiefungen gebildet ist,
Fig. 20a
einen Teilquerschnitt A-A durch die Folie nach Fig. 20, deren Oberflächenstruktur durch die Löcher umgebenden Stege gebildet ist,
Fig. 20b
einen weiteren Teilquerschnitt A-A durch eine Folie nach Fig. 20
An exemplary embodiment of the invention is shown in the following description and the drawings and show:
Fig. 1
a front view of a hair clipper, with an actuating switch which can be brought into different switching positions and a position switch
Fig. 2
2 shows an exploded view of the upper part of a hair clipper with a removed carrier element, a cutting head having two rows of cutting teeth and a hair-length comb that can be placed on the housing,
Fig. 3
an exploded view of the components of a cutting head,
Fig. 3a
3 shows an exploded view of the components of a cutting head according to FIG. 3 with a cutting comb and a section through the bearing block associated therewith,
Fig. 4
a side view of the cutting head with a view of the cutting blade and a coupling element,
Fig. 5
a cross section through the center of the bearing block, the driver, the cutting blades and the cutting comb,
Fig. 6
3 shows a vertical section through the upper part of the housing with a row of cutting teeth resting against a stop of the housing and a row of cutting teeth in the position of use,
Fig. 7
a longitudinal section through the upper part of the housing with a cutting head abutting a stop of the housing and a row of cutting teeth of the cutting comb in the position of use and a cutting blade.
Fig. 8
a part of a housing with stops on the housing for abutment of the pivotably mounted cutting head and components of a locking device for the cutting head,
Fig. 9
a part of a housing with stops on the housing for abutment of the pivotably mounted cutting head and components of a locking device for the cutting head,
Fig. 10
a part of a housing with stops on the housing for abutment of the pivotably mounted cutting head and components of a locking device for the cutting head,
Fig. 11
a longitudinal section through the housing and the fork elements provided thereon and through the support element in the area of the pivot bearings,
Fig. 12
Details of a pivot bearing design according to the embodiment of FIG. 11,
Fig. 13
a side view of the cutting comb with attached chassis and a film and a breakthrough through the chassis to make components of the locking device visible,
Fig. 14
a perspective view of the support element with locking elements,
Fig. 15
a film with a surface structure which is formed by elevations and depressions,
15a
15 shows a partial cross section AA of the film according to FIG. 15,
Fig. 16
a film with a surface structure which is formed from partial elevations and depressions,
Fig. 16a
16 shows a partial cross section AA through the shaving foil according to FIG. 16,
Fig. 17
a film with web-like elevations and groove-like depressions,
Fig. 17a
17 shows a partial cross section AA through the shaving foil according to FIG. 17,
Fig. 18
a film with a surface structure which is formed by a combination of holes, webs and depressions,
Fig. 18a
18 shows a partial cross section AA through the film according to FIG. 18,
Fig. 19
a film whose surface structure is formed by holes,
Fig. 19a
19 shows a partial cross section AA through a film according to FIG. 19,
Fig. 20
a film whose surface structure is formed by holes and depressions,
20a
20 shows a partial cross section AA through the film according to FIG. 20, the surface structure of which is formed by webs surrounding the holes,
Fig. 20b
a further partial cross section AA through a film according to FIG. 20

Fig. 1 zeigt die Vorderansicht einer Haarschneidemaschine HSM mit einem auf der Vorderseite des Gehäuses 1 verstellbar angeordneten Betätigungsschalter 2 sowie Positionsschalter 13 und einen einen Schneidkamm 3 und eine Schneidklinge 4 aufweisenden Schneidkopf S, der am Gehäuse 1 um eine Schwenkachse Z - siehe Fig. 2 - schwenkbar gelagert ist. Hierzu ist ein Ende des Gehäuses gabelartig ausgebildet derart, daß ein als Gehäuseschale ausgebildetes den Schneidkopf S tragendes Tragelement 5 mittels Schwenklager an den Gabelelementen 6 und 7 schwenkbar lagerbar ist. In der eine zylindrische Form aufweisenden Wandung des Tragelementes 5 ist eine Ausnehmung 8 vorgesehen, um ein Antriebselement 12 - siehe Fig. 2 - eines im Gehäuse 1 vorgesehenen elektrischen Antriebes in Abhängigkeit von der Schwenkstellung des Schneidkopfes S zum Gehäuse 1 mit einer antreibbaren Schneidklinge 4 zu koppeln. Der Schneidkopf S ist an dem Tragelement 5 mittels einer Verriegelungsvorrichtung 9, 10 abnehmbar befestigt. An dem zum Schneidkopf S entgegengesetzten Ende des Gehäuses 1 ist eine Gerätesteckdose 11 zum mittelbaren und/oder unmittelbaren Betrieb der Haarschneidemaschine HSM vorgesehen.Fig. 1 shows the front view of a hair clipper HSM with one on the front of the housing 1 adjustable actuating switch 2 and position switch 13 and a cutting comb 3 and a cutting blade 4 Cutting head S, which can be pivoted on the housing 1 about a pivot axis Z - see FIG. 2 is stored. For this purpose, one end of the housing is fork-shaped such that a as Housing shell formed the support element 5 carrying the cutting head S by means of pivot bearings can be pivoted on the fork elements 6 and 7. In the one cylindrical Forming wall of the support member 5, a recess 8 is provided to a drive element 12 - see FIG. 2 - an electric drive provided in the housing 1 depending on the pivoting position of the cutting head S to the housing 1 with to couple a drivable cutting blade 4. The cutting head S is on the support element 5 attached removably by means of a locking device 9, 10. At that to the cutting head S opposite end of the housing 1 is a device socket 11 for indirect and / or direct operation of the hair clipper HSM provided.

Fig. 2 zeigt eine Explosionsdarstellung des oberen Teiles einer Haarschneidemaschine HSM, von dessen Gehäuse 1 das Tragelement 5 sowie der an diesem befestigbare Schneidkopf S und der Haarlängenkamm 15 abgenommen sind. Das obere Ende des Gehäuses 1 ist gabelartig ausgebildet, wobei an den Gabelelementen 6 und 7 Konuslagerelemente 16 und 17 zwecks Bildung eines Schwenklagers mit den Konuslagerelementen 18 und 19 des Tragelementes 5 angeformt sind. Zwischen den beiden Gabelelementen 6 und 7 ist eine Gehäusekopfschale 20 mittels Befestigungselemente 21 am Gehäuse 1 befestigt. In der Mitte der Gehäuseschale ist eine Öffnung 22 vorgesehen, die von dem Antriebselement 12 eines im Gehäuse 1 befindlichen elektrischen Antriebes durchsetzt wird.Fig. 2 shows an exploded view of the upper part of a hair clipper HSM, of the housing 1, the support element 5 and the attachable to this Cutting head S and the hair length comb 15 are removed. The top end of the case 1 is fork-shaped, with 6 and 7 cone bearing elements on the fork elements 16 and 17 to form a pivot bearing with the cone bearing elements 18th and 19 of the support element 5 are integrally formed. Between the two fork elements 6 and 7 a housing head shell 20 is fastened to the housing 1 by means of fastening elements 21. In An opening 22 is provided in the middle of the housing shell, which is from the drive element 12 of an electrical drive located in the housing 1 is penetrated.

Das Tragelement 5 besteht im wesentlichen aus einer wannenartig ausgebildeten Gehäuseschale mit einer Ausnehmung 8 für den Durchtritt des elektrischen Antriebselementes 12 sowie einer angeformten Kammer 23 zur Aufnahme der Bauelemente einer Rastvorrichtung RV - siehe Fig. 8 bis Fig. 10 -. Die Konuslagerelemente 18 und 19 sind in den gegenüberliegenden Stimseitenwänden 24 und 25 des Tragelementes 5 vorgesehen. Das Tragelement 5 wird mittels der Lagerbolzen 26 und 27 sowie der Federelemente 28 und 29 um die Schwenkachse Z von den Konuslagerelementen 16 und 17 sowie 18 und 19 schwenkbar gehalten.The support element 5 consists essentially of a trough-shaped housing shell with a recess 8 for the passage of the electrical drive element 12 and a molded chamber 23 for receiving the components of a locking device RV - see Fig. 8 to Fig. 10 -. The cone bearing elements 18 and 19 are in the opposite Face side walls 24 and 25 of the support element 5 are provided. The support element 5 is by means of the bearing bolts 26 and 27 and the spring elements 28 and 29 Pivot axis Z can be pivoted by the cone bearing elements 16 and 17 and 18 and 19 held.

Der Schneidkopf S ist mittels wenigstens einer Verriegelungsvorrichtung 9, 10 - siehe Fig. 1, 11, 13, 14- auf dem Tragelement 5 abnehmbar befestigt. Der Schneidkamm 3 des Schneidkopfes S weist zwei Schneidzahnreihen 40, 41 auf, die entgegengesetzt zueinander an den Längsseiten des Schneidkammes 3 vorgesehen sind. Die Breitenerstreckung der Schneidzahnreihe 41 ist geringer als die Breitenerstreckung der Schneidzahnreihe 40. Die Köpfe der dagestellten Befestigungsschrauben 30, 31 und 32 dienen zur Befestigung von Bauelementen des Schneidkopfes S - siehe hierzu Fig. 3 -.The cutting head S is by means of at least one locking device 9, 10 - see FIG. 1, 11, 13, 14- on the support member 5 removably attached. The cutting comb 3 of the cutting head S has two rows of cutting teeth 40, 41 which are opposed to each other at the Long sides of the cutting comb 3 are provided. The breadth of the Row of cutting teeth 41 is less than the width of the row of cutting teeth 40. Die Heads of the mounting screws 30, 31 and 32 shown are used to attach Components of the cutting head S - see Fig. 3 -.

Fig. 3 zeigt eine Explosionsdarstellung des Schneidkopfes S mit einer perspektivischen Darstellung der vorgesehenen Bauelemente.Fig. 3 shows an exploded view of the cutting head S with a perspective view the intended components.

An dem Schneidkamm 3 sind zwei Schneidzahnreihen 40 und 41 vorgesehen, die durch in den gegenüberliegenden Längsseiten des Schneidkammes 3 vorgesehene Schneidzähne gebildet sind. Der Schneidkamm 3 weist drei Durchgangsbohrungen 44, 45 und 46 für den Durchgang der Befestigungsschrauben 30, 31 und 32 auf. Der Innenseite des Schneidkammes 3 ist zunächst eine Folie 47 mit den Durchgangsbohrungen 49, 50, 51 und anschließend ein Chassis 48 mit den Durchgangsbohrungen 52, 53 und 54 zugeordnet. Die relativ dünn ausgebildete Folie 47 weist eine Vielzahl von kleinen Löchern mit oder ohne Lochranderhöhungen oder Siegen zur Aufnahme eines Schmiermittels auf. Das Chassis 48 ist U-förmig ausgebildet zwecks Aufnahme einer Verriegelungsvorrichtung 9, 10, die anhand der Figuren 10 und 11 näher beschrieben wird. Die Durchgangsbohrung 54 ist in der die beiden Längswände verbindenden Querwand 37 der U-Form vorgesehen, während die Durchgangsbohrungen 52 und 53 in zwei Vorsprüngen vorgesehen sind, die an einer Längsseite des Chassis 48 angeformt sind. Dem Chassis 48 ist ein zwei Lagerarme 61 und 62 aufweisender Lagerbock 60 zugeordnet. In den Lagerarmen 61 und 62 sind Innengewinde 63 und 64 vorgesehen, um den Lagerbock 60 und das Chassis 48 über die Durchgangsbohrungen 52 und 53 sowie die Folie 47 über die Durchgangsbohrung 49 und 50 mittels der die Durchgangsbohrungen 46 und 44 durchsetzenden Befestigungsschrauben 30 und 32 am Schneidkamm 3 zu befestigen. Mittels einer die Durchgangsbohrung 45 des Schneidkammes 3, die Durchgangsbohrung 51 der Folie 47 sowie die Durchgangsbohrung 54 des Chassis 48 durchsetzenden Befestigungsschraube 31 wird der Lagerbock 60 über einen eine Gewindebohrung 66 aufweisenden Befestigungsarm 65 zusätzlich am Schneidkamm 3 gesichert.On the cutting comb 3, two rows of cutting teeth 40 and 41 are provided, which by in the opposite longitudinal sides of the cutting comb 3 provided cutting teeth are formed. The cutting comb 3 has three through holes 44, 45 and 46 for the Passage of the fastening screws 30, 31 and 32 on. The inside of the cutting comb 3 is a film 47 with the through holes 49, 50, 51 and then a chassis 48 associated with the through holes 52, 53 and 54. The relative thin film 47 has a plurality of small holes with or without raised edges or victories to absorb a lubricant. The chassis 48 is U-shaped designed to accommodate a locking device 9, 10, which is based on the Figures 10 and 11 is described in more detail. The through hole 54 is in the two Longitudinal wall connecting transverse wall 37 of the U-shape is provided, while the through holes 52 and 53 are provided in two projections on one long side of the chassis 48 are integrally formed. The chassis 48 is a two bearing arms 61 and 62 Bearing block 60 assigned. In the bearing arms 61 and 62 are internal threads 63 and 64 provided to the bracket 60 and the chassis 48 through the through holes 52 and 53 and the film 47 via the through hole 49 and 50 by means of the through holes 46 and 44 penetrating fastening screws 30 and 32 on Attach cutting comb 3. By means of a through hole 45 of the cutting comb 3, the through hole 51 of the film 47 and the through hole 54 of the chassis 48 penetrating fastening screw 31, the bearing block 60 via a Fastening arm 65 having a threaded bore 66 is additionally secured on the cutting comb 3.

Auf der dem Schneidkamm 3 abgewandten Seite des Lagerbockes 60 sind zwei Lagerzapfen 67,68 zur schwenkbaren Lagerung eines Mitnehmers 70 vorgesehen. An dem Mitnehmer 70 ist eine eine Schneidzahnreihe 42 aufweisende Schneidklinge 4 befestigt. Darüber hinaus sind an dem Mitnehmer ein Kupplungselement 71 sowie zwei Schwinghebel 72 und 73 vorgesehen, über die der Mitnehmer 70 mittels der vorgesehenen Lagerbohrungen 74 und 75 an den Lagerzapfen 67 und 68 des Lagerbockes 60 schwenkbar gelagert ist. Die Schwinghebel 72 und 73 sind an ihren zu den Lagerbohrungen 74 und 75 entgegengesetzten Enden, am Mitnehmer 70 schwenkbar gelagert, beispielsweise über aus Lagerzapfen und Lagerbohrungen gebildeten Schwenklagern. Anstelle der aus Lagerzapfen und Lagerbohrung gebildeten Schwenklager können beispielsweise auch Filmschamiergelenke als Schwenklager vorgesehen sein.On the side of the bearing block 60 facing away from the cutting comb 3 there are two bearing journals 67,68 provided for the pivotable mounting of a driver 70. On the driver 70, a cutting blade 4 having a row of cutting teeth 42 is fastened. About that In addition, a coupling element 71 and two rocker arms 72 and 73 is provided, via which the driver 70 by means of the provided bearing bores 74 and 75 is pivotally mounted on the journals 67 and 68 of the bearing block 60. The Swing levers 72 and 73 are at their opposite to the bearing bores 74 and 75 Ends, pivotally mounted on the driver 70, for example, from bearing journals and bearing bores formed pivot bearings. Instead of the bearing journal and bearing bore Swivel bearings formed can also be used, for example, as film hinge joints Swivel bearings can be provided.

Die am Mitnehmer 70 befestigte Schneidklinge 4 weist auf ihrer der Innenseite des Schneidkammes 3 zugewandten Seite eine rinnenartige Vertiefung auf, wodurch zwei Anlageflächen A1, A2 gebildet werden - siehe Fig. 3a - um die zur Anlage an die Innenseite des Schneidkammes 3 gelangende Gleitfläche zu vermindern. Im zusammengebauten Zustand gelangt die Schneidzahnreihe 42 der Schneidklinge 4 zur Anlage an die Schneidzahnreihe 40 des Schneidkammes 3, während das zur Schneidzahnreihe 42 entgegengesetzte Ende der Schneidklinge 4 zur Anlage an die Folie 47 gelangt, um im Betrieb der Schneidlinge 4 auf der Folie 47 hin- und herzugleiten. Um die hierbei stattfindende Reibung des relativ schmal ausgebildeten hervorstehenden Bereiches der Schneidklinge 4 auf der Folie 47 so gering wie möglich zu halten, ist entweder in den Löchern der Folie oder in Vertiefungen die von die Löcher umgebenden Lochranderhöhungen gebildeten werden ein Gleitmittel gelagert. Die gleitende Lagerung der Schneidklinge 4 über den relativ schmalen Anlagebereich auf der Folie 47 hat eine geringe Schrägstellung der Schneidklinge 4 auf der ebenflächig ausgebildeten Innenseite des Schneidkammes 3 zu den Schneidzahnreihen 40 und 42 hin zur Folge, wodurch ein optimales Zusammenwirken der Schneidzähne der Schneidzahnreihen 40 des Schneidkammes und der Schneidzahnreihe 42 der Schneidklinge 4 zum Schneiden von Haaren bewirkt wird.The cutting blade 4 fastened to the driver 70 has on its inside the cutting comb 3 facing side a groove-like depression, creating two contact surfaces A1, A2 are formed - see Fig. 3a - around the plant on the inside of the cutting comb 3 to reduce sliding surface. Assembled when assembled the cutting tooth row 42 of the cutting blade 4 for contact with the cutting tooth row 40 of the Cutting comb 3, while the opposite to the row 42 of cutting teeth Cutting blade 4 comes into contact with the film 47, in order to operate the cutting pieces 4 slide the film 47 back and forth. To make the friction of the relatively narrow trained protruding area of the cutting blade 4 on the film 47 so small to hold as possible is either in the holes of the film or in depressions that of the A lubricant is stored around the hole edge elevations formed around the holes. The sliding mounting of the cutting blade 4 over the relatively narrow contact area on the Foil 47 has a slight inclination of the cutting blade 4 on the flat surface Inside of the cutting comb 3 towards the cutting tooth rows 40 and 42, whereby an optimal interaction of the cutting teeth of the rows 40 of cutting teeth Cutting comb and the row of cutting teeth 42 of the cutting blade 4 for cutting Hair is caused.

An dem Mitnehmer 70 sind zwei Gabelelemente 55 und 56 angeformt zur Aufnahme der Federarme 76, 77 eines Federelementes 57, das mittels eines den Befestigungsarm 65 untergreifenden Federarmes 58 am Lagerbock 60 befestigt ist. Mittels der Federarme 76 und 77 des Federelementes 57 wird über die Gabelelemente 55 und 56 des Mitnehmers 70 der erforderliche Anpreßdruck für das Zusammenwirken von Schneidkamm 3 und Schneidklinge 4 auf die Schneidklinge 4 ausgeübt.Two fork elements 55 and 56 are integrally formed on the driver 70 for receiving the Spring arms 76, 77 of a spring element 57, which engages under the fastening arm 65 Spring arm 58 is attached to the bracket 60. By means of the spring arms 76 and 77 of the spring element 57 is the fork elements 55 and 56 of the driver 70 of the required contact pressure for the interaction of cutting comb 3 and cutting blade 4 exerted on the cutting blade 4.

An den Mitnehmer 80 ist ein Kupplungselement zum Betreiben der am Mitnehmer 80 befestigten eine Schneidzahnreihe 43 aufweisenden Schneidklinge 82 vorgesehen an einem Längssteg 83 des Mitnehmers 80 ist eine Lagerbohrung 84 für die schwenkbare Lagerung des Mitnehmers 80 und der Schneidklinge 82 vorgesehen. Zwischen der Lagerbohrung 84 und dem Kupplungselement 81 ist eine Öffnung 85 vorgesehen, durch die im montierten Zustand von Lagerbock 60 und Mitnehmer 80 der Befestigungsarm 65 des Lagerbockes 60 hindurchgeführt ist. Im zusammengebauten Zustand des Schneidkopfes S ist das Kupplungselement 81 benachbart zu dem Kupplungselelent 71 vorgesehen.On the driver 80 is a coupling element for operating the attached to the driver 80 a cutting blade row 43 having a cutting tooth row 43 is provided on one Longitudinal web 83 of the driver 80 is a bearing bore 84 for the pivotable mounting of the driver 80 and the cutting blade 82 are provided. Between the bearing bore 84 and the coupling element 81, an opening 85 is provided through which in the assembled Condition of the bearing block 60 and driver 80 of the mounting arm 65 of the bearing block 60 is passed through. When the cutting head S is assembled, the coupling element is 81 is provided adjacent to the coupling element 71.

Einzelheiten der schwenkbaren Lagerung des Mitnehmers 80 mit der Schneidklinge 82 sind in Fig. 3a dargestellt und werden im folgenden näher beschrieben. Abweichend von Fig. 3 zeigt die Darstellung des Lagerbockes 60 nach Fig. 3a einen Schnitt durch die Mitte des in Längsrichtung verlaufenden Steges, wodurch der für die Schwenkbewegung des Mitnehmers 80 erforderliche Lagerzapfen 86 sowie eine Federkammer 87 sichtbar dargestellt sind. Details of the pivotable mounting of the driver 80 with the cutting blade 82 are 3a and are described in more detail below. Deviating from FIG. 3 shows the representation of the bearing block 60 of FIG. 3a shows a section through the center of the in Longitudinal web, which makes for the pivoting movement of the driver 80 required trunnions 86 and a spring chamber 87 are shown in a visible manner.

Der Lagerzapfen 86 greift mit dem Mitnehmer im montierten Zustand in die Lagerbohrung 84 ein, um bei Koppelung des Kupplungselementes 81 mit dem Antriebselement 12 - siehe Fig. 2 - den Mitnehmer 80 mit der daran befestigten Schneidklinge 82 in eine hin und hergehende Schwenkbewegung zu versetzen. Mittels des Federelementes 89, das einerseits in der Federkammer 87 und andererseits mit seinen Federschenkel in dem als Rinne ausgebildeten in dem Steg des Mitnehmers 80 vorgesehenen Federlager 88 gelagert ist, wird der erforderliche Anpreßdruck der Schneidzahnreihe 43 der Schneidklinge 82 auf die Schneidzahnreihe 41 des Schneidkammes 3 ausgeübt.The bearing pin 86 engages in the bearing bore 84 with the driver in the assembled state in order to couple the coupling element 81 to the drive element 12 - see FIG. 2 - the driver 80 with the cutting blade 82 attached to it in a reciprocating manner Offset swivel movement. By means of the spring element 89, the one hand in the Spring chamber 87 and on the other hand with its spring legs in the formed as a groove is provided in the web of the driver 80 provided spring bearing 88, the required Contact pressure of the row of cutting teeth 43 of the cutting blade 82 on the Row of cutting teeth 41 of the cutting comb 3 exercised.

Die Schneidklinge 82 weist ebenso wie die Schneidklinge 4 eine rinnenartige Vertiefung auf, wodurch zwei Anlageflächen A1, A2 gegenüber dem Schneidkamm 3 gebildet werden, wobei die entgegengesetzt zur Schneidzahnreihe 43 verlaufende Anlagefläche A2 der Schneidklinge 82 im montierten Zustand des Schneidkopfes S auf der Folie 47 zur gleitenden Anlage gelangt. Die relativ schmal ausgebildete Anlagefläche A2 der Schneidklinge 82 bewirkt nach Anlage auf der Folie 47 eine geringe Schrägstellung der Schneidklinge 82 zu der Schneidzahnreihe 43 des Schneidkammes 3, wodurch ein optimales Zusammenwirken der Schneidzähne der Schneidzahnreihe 43 der Schneidklinge 82 mit der Schneidzahnreihe 41 des Schneidkammes 3 zum Schneiden von Haaren bewirkt wird. Diese Maßnahme führt zu einer Verminderung der Größe von zusammenwirkenden Reibflächen, wobei die Gesamtreibung durch die in den Löchern der Folie 47 bzw. dort mittels Lochranderhöhungen oder Stegen gebildeten Rinnen wesentlich reduziert wird. Eine weitere Reibungsverminderung wird durch die Anordnung eines Gleitmittels entweder in den Löchern oder in den Rinnen oder Vertiefungen der Folie 47 erzielt.The cutting blade 82, like the cutting blade 4, has a groove-like depression, whereby two contact surfaces A1, A2 are formed opposite the cutting comb 3, wherein the contact surface A2 of the cutting blade which runs counter to the row of cutting teeth 43 82 in the assembled state of the cutting head S on the film 47 for sliding contact arrives. The relatively narrow contact surface A2 of the cutting blade 82 has the following effect System on the film 47 a slight inclination of the cutting blade 82 to the Row of cutting teeth 43 of the cutting comb 3, whereby an optimal interaction of the Cutting teeth of the row of cutting teeth 43 of the cutting blade 82 with the row of cutting teeth 41 the cutting comb 3 for cutting hair is effected. This measure leads to a reduction in the size of interacting friction surfaces, the overall friction through the in the holes of the film 47 or there by means of raised edges or webs formed channels is significantly reduced. Another reduction in friction is by placing a lubricant either in the holes or in the channels or Wells of the film 47 achieved.

In den Fig. 4 und 5 sind weitere Einzelheiten der Anordnung des Federelementes 89 in der Federkammer 87 um dem als Rinne ausgebildeten Federlager 88 dargestellt. Fig. 4 zeigt eine Ansicht auf die Schneidzähne von Schneidkamm 3 und Schneidklinge 82 sowie den Lagerbock 60, in dessen Federkammer 87 ein als Schenkelfeder ausgebildetes Federelement 89 angeordnet und gehalten ist. Die beiden Schenkel der Schenkelfeder ragen in die Rinne des Federlagers 88 ein und drücken somit die Schneidklinge 82 über den Mitnehmer 80 gegen die Schneidzahnreihe 41 des Schneidkammes 3 an. Das Kupplungselement 81 ist zwischen den beiden Lagerzapfen 67 und 68 angeordnet und hin und herbewegbar. 4 and 5 are further details of the arrangement of the spring element 89 in the Spring chamber 87 shown around the spring bearing 88 formed as a groove. Fig. 4 shows a view of the cutting teeth of cutting comb 3 and cutting blade 82 and the Bearing block 60, in its spring chamber 87 a spring element designed as a leg spring 89 is arranged and held. The two legs of the leg spring protrude into the Groove of the spring bearing 88 and thus press the cutting blade 82 over the driver 80 against the cutting tooth row 41 of the cutting comb 3. The coupling element 81 is arranged between the two journals 67 and 68 and movable back and forth.

Fig. 5 zeigt einen Querschnitt durch die Mitte des Lagerbockes 60, des Mitnehmers 80, der Schneidklinge 82 und des Schneidkammes 3, des Schneidkopfes S. Der Querschnitt zeigt weiterhin die Anlage des Federelementes 89 einerseits an einer Wand der Federkammer 87 und andererseits an einer Wand des als Rinne ausgebildeten Federlagers 88, das in den Mitnehmer 80 vorgesehen ist. Mittels der Andruckkraft des Federelementes 89 wird die Schneidklinge 82 einerseits mit der Schneidzahnreihe 43 in Anlage an die Schneidzahnreihe 41 des Schneidkammes 3 und andererseits der entgegengesetzt hierzu schmale Bereich der Schneidklinge 82 in Anlage an die auf den Schneidkamm 3 aufliegenden Folie 47 gehalten. Mittels des am Lagerbock 60 vorgesehenen Lagerzapfens 86 ist die Schneidklinge 82 mit dem Mitnehmer 80 am Lagerbock 60 schwenkbar gelagert, wobei das am Mitnehmer 80 vorgesehene Kupplungselement 81 - siehe Fig. 4 - die Antriebsbewegung vom Antrieb der Haarschneidemaschine HSM auf die Schneidklinge 82 überträgt. Der Lagerbock 60 ist mittels eines Befestigungsarmes 65 - siehe hierzu Fig. 3a - am Schneidkamm 3 mittels einer Befestigungschraube 31 befestigt.Fig. 5 shows a cross section through the center of the bearing block 60, the driver 80, the Cutting blade 82 and the cutting comb 3, the cutting head S. The cross section shows furthermore the spring element 89 abuts on the one hand on a wall of the spring chamber 87 and on the other hand on a wall of the spring bearing 88 designed as a groove, which in the Driver 80 is provided. By means of the pressing force of the spring element 89, the Cutting blade 82 on the one hand with the row of cutting teeth 43 in contact with the row of cutting teeth 41 of the cutting comb 3 and on the other hand the opposite narrow area of the Cutting blade 82 is held in contact with the film 47 resting on the cutting comb 3. By means of the bearing pin 86 provided on the bearing block 60, the cutting blade 82 is included the driver 80 is pivotally mounted on the bearing block 60, with the driver 80 provided coupling element 81 - see Fig. 4 - the drive movement of the drive of the Hair cutting machine HSM transfers to the cutting blade 82. The bearing block 60 is by means of a mounting arm 65 - see Fig. 3a - on the cutting comb 3 by means of a Fastening screw 31 attached.

Die Fig. 6 und 7 zeigen einen Querschnitt durch die Mitte des Schneidkopfes S sowie den oberen Teil des Gehäuses 1 wobei die jeweilige Stellung des Schneidkopfes und damit des zum Einsatz gelangenden von einem Schneidkamm und einer Schneidklinge gebildeten Schneidsystems durch Anschläge bestimmt sind, die beispielsweise durch Wandelemente 90 und 91 des Gehäuses 1 sowie durch Wandelemente 92 und 93 des Tragelementes 5 gebildet werden. Die Wandelemente 92 und 93 werden beispielsweise mittels einer in die Gehäuseschale des Tragelementes 5 vorgesehenen länglichen Ausnehmung 8 gebildet. In dem Gehäuse 1 ist ein Elektromotor 94 angeordnet dessen als Exzenter ausgebildetes Antriebselement 12 in das Kupplungselement 81 eingreift, um das in Betriebsstellung befindliche Schneidsystem des Schneidkopfes S, bestehend aus dem Schneidkamm 3 und der Schneidklinge 82 anzutreiben. Das zum Antreiben der Schneidklinge 4 vorgesehene Kupplungselement 71 befindet sich außer Eingriff des Antriebselementes 12. Die Betriebsstellung der Schneidzahnreihe 43 der Schneidklinge 82 mit der Schneidzahnreihe 41 des Schneidkammes 3 ist nach Fig. 6 bestimmt durch die Anlage des Wandelementes 92, des Tragelementes 5 an dem Wandelement 90 der Gehäusekopfschale 20 des Gehäuses 1. Bei der Ausführungsform nach Fig. 6 sind der Lagerbock 60 und das Chassis 48 und die Folie 47 mittels der Befestigungsschraube 31 auf der ebenflächig ausgebildeten Innenfläche des Schneidkammes 3 befestigt. Die an dem Mitnehmer 70 befestigte Schneidklinge 4 und die an dem Mitnehmer 80 befestigte Schneidklinge 82 stützen sich mit den in Längsrichtung verlaufenden Anlageflächen A2, A1 an der Folie 47 ab und erhalten bedingt durch die Dicke der Folie eine geringe Schrägstellung in Richtung der jeweils vorgesehenen Schneidzahnreihe 42 und Schneidzahnreihe 43.6 and 7 show a cross section through the center of the cutting head S and upper part of the housing 1, the respective position of the cutting head and thus the used by a cutting comb and a cutting blade Cutting system are determined by stops, for example by wall elements 90 and 91 of the housing 1 and by wall elements 92 and 93 of the support element 5 be formed. The wall elements 92 and 93 are inserted, for example, into the Housing shell of the support element 5 provided elongated recess 8 is formed. In an electric motor 94 is arranged in the housing 1 and has an eccentric drive element 12 engages in the coupling element 81 to the in the operating position Cutting system of the cutting head S, consisting of the cutting comb 3 and the To drive cutting blade 82. The coupling element provided for driving the cutting blade 4 71 is out of engagement of the drive element 12. The operating position the row of cutting teeth 43 of the cutting blade 82 with the row of cutting teeth 41 of the cutting comb 3 is determined according to FIG. 6 by the abutment of the wall element 92, the support element 5 on the wall element 90 of the housing head shell 20 of the housing 1. In the 6 are the bearing block 60 and the chassis 48 and the film 47 by means of the fastening screw 31 on the flat inner surface of the Cutting comb 3 attached. The cutting blade 4 attached to the driver 70 and the cutting blade 82 fastened to the carrier 80 is supported with those in the longitudinal direction extending contact surfaces A2, A1 from the film 47 and obtained due to the thickness the film has a slight inclination in the direction of the respective row of cutting teeth 42 and row of cutting teeth 43.

Bei der Ausführungsform nach Fig. 7 ist der Schneidkopf S gegenüber der Darstellung nach Fig. 6 um einen vorgegebenen Winkel gegenüber einer vertikalen Achse V und einer horizontalen Achse H um die Schwenkachse Z geschwenkt, wodurch das Wandelement 93 zur Anlage an dem Wandelement 91 gelangt ist. In dieser Stellung des Schneidkopfes S ist das als Exzenter ausgebildete Antriebselement 12 des Elektromotors 94 mit dem Kupplungselement 71 gekoppelt, wodurch die Antriebsbewegung des Elektromotors im eingestalteten Zustand über den vorgesehenen Mitnehmer 70 auf die Schneidklinge 4 übertragen wird, so daß der sich in Betriebstellung befindliche Schneidkopf S zum Schneiden von Haaren genutzt werden kann.In the embodiment according to FIG. 7, the cutting head S is opposite to the illustration Fig. 6 by a predetermined angle with respect to a vertical axis V and a horizontal Axis H pivoted about the pivot axis Z, whereby the wall element 93 to Has reached the wall element 91. In this position the cutting head S is designed as an eccentric drive element 12 of the electric motor 94 with the coupling element 71 coupled, whereby the drive movement of the electric motor in the State is transferred to the cutting blade 4 via the provided driver 70, so that the operating head S is used for cutting hair can be.

In den Fig. 8, 9 und 10 sind Rastvorrichtungen RV dargestellt, mit denen der Schneidkopf S in unterschiedliche Betriebsstellungen gehalten werden kann. Fig. 8 zeigt den oberen Teil eines Gehäuses 1 mit einem schwenkbar gelagerten Tragelement 5, das mit einem Schneidkopf S gekoppelt ist. In dem als Gehäuseschale ausgebildeten Tragelement 5 ist eine Kammer 23 zur Aufnahme eines Federelementes 100 und eines Rastelementes 101 vorgesehen. In der Gehäusekopfschale 20 des Gehäuses 1 sind wenigstens zwei Vertiefungen 102 zur Aufnahme des Rastelementes 101 und somit zur Festlegung der Schwenkstellung des Schneidkopfes S vorgesehen. Bei der Ausführungsform nach Fig. 8 befindet sich das Rastelement 101 im Eingriff mit der Vertiefung 102, wodurch die Betriebsstellung der Schneidklinge 4 mit der zugehörigen Schneidzahnreihe 40 bestimmt ist. Bei der Ausführungsform nach Fig. 9 befindet sich das Rastelement 101 im Eingriff mit der Gehäusekopfschale 20 vorgesehenen Vertiefung 103, wodurch die Betriebsstellung der Schneidklinge 82 mit der Schneidzahnreihe 41 des Schneidkammes 3 bestimmt ist. Bei der Ausführungsform nach Fig. 10 sind die Kammer 23, das Federelement 100 und das Rastelement 101 im Gehäuse 1 vorgesehen, wobei das Rastelement 101 die Wandung der Gehäusekopfschale 20 durchragt und in eine in der Gehäuseschale des Tragelementes 5 vorgesehene Vertiefung 103 hineinragt, um den Schneidkopf S in eine der vorgesehenen Betriebsstellungen zu arretieren. Eine weitere Betriebsstellung ist durch die Vertiefung 102 die in der Außenwandung der Gehäuseschale des Tragelementes 5 vorgesehen. 8, 9 and 10, locking devices RV are shown, with which the cutting head S can be held in different operating positions. Fig. 8 shows the upper part a housing 1 with a pivotally mounted support element 5, which with a Cutting head S is coupled. In the support element 5 designed as a housing shell a chamber 23 for receiving a spring element 100 and a latching element 101 intended. At least two recesses are in the housing head shell 20 of the housing 1 102 for receiving the locking element 101 and thus for determining the swivel position of the cutting head S is provided. 8 is located in the embodiment the locking element 101 in engagement with the recess 102, whereby the operating position of the Cutting blade 4 with the associated row of cutting teeth 40 is determined. In the embodiment 9, the locking element 101 is in engagement with the housing head shell 20 provided recess 103, whereby the operating position of the cutting blade 82nd with the cutting tooth row 41 of the cutting comb 3 is determined. In the embodiment 10, the chamber 23, the spring element 100 and the locking element 101 in the housing 1 provided, the latching element 101 covering the wall of the housing head shell 20 extends through and into a recess provided in the housing shell of the support element 5 103 protrudes to lock the cutting head S in one of the intended operating positions. Another operating position is through the recess 102 in the outer wall the housing shell of the support element 5 is provided.

In den Fig. 11 und 12 sind Einzelheiten der Lagerung des Tragelementes 5 an Wandlementen des Gehäuses 1 dargestellt und werden im folgenden näher beschrieben. Zwischen den Gabelelementen 6 und 7 des Gehäuses 1 ist das Tragelement 5 mit den Stirnseitenwänden 24 und 25 angeordnet und mittels zweier Schwenklager um die Schwenkachse Z schwenkbar gelagert. Die beiden Schwenklager sind identisch ausgebildet und werden durch jeweils einen Lagerbolzen 26, 27 Federelement 28, 29 und Konuslagerelemente 16, 18 sowie 17 und 19 gebildet. Einzelheiten der Lagerausbildung sind in Fig. 12 explosionsartig dargestellt und werden im folgenden näher beschrieben. Der Lagerbolzen 26 weist einen Lagerzapfen 117 und eine Nut 118 auf. Am Gabelelement 6 ist ein Konuslagerelement 16 angeformt, das von einer Bohrung 110 durchsetzt ist. In der Stimseitenwand 25 des Tragelementes 5 wird das Konuslagerelement 18 durch eine eingeformte konusartige Vertiefung gebildet, die ebenfalls von einer Bohrung 111 durchsetzt ist. Das Federelement 28 ist U-förmig ausgebildet, wobei in den durch die U-Form gebildeten Schenkeln 113 und 114 ein Einschnitt 115 zur Durchführung des Lagerbolzens 26 und ein Einschnitt 116 zur Befestigung des Schenkels 114 in der Nut 118 des Lagerbolzens 26 vorgesehen ist. Fig. 11 zeigt die Lagerausbildung nach Fig. 12 im montierten Zustand, in dem die Konuslageelemente 16 und 18 mittels der Federspannung des Federelementes 28 unter Einbeziehung des Lagerbolzens 26 in einer gleitbaren Anlage gehalten sind. Das hierzu gegenüberliegende Schwenklager ist identisch ausgebildet.11 and 12 are details of the mounting of the support element 5 on wall elements of the housing 1 and are described in more detail below. Between Fork elements 6 and 7 of the housing 1 is the support element 5 with the end walls 24 and 25 arranged and pivotable about the pivot axis Z by means of two pivot bearings stored. The two swivel bearings are identical and are each by a bearing pin 26, 27 spring element 28, 29 and cone bearing elements 16, 18 and 17th and 19 formed. Details of the bearing design are shown explosively in Fig. 12 and are described in more detail below. The bearing pin 26 has a bearing journal 117 and a groove 118. A cone bearing element 16 is formed on the fork element 6 is penetrated by a bore 110. In the front side wall 25 of the support element 5 the cone bearing element 18 is formed by a molded-in cone-like depression which is also penetrated by a bore 111. The spring element 28 is U-shaped, an incision 115 in the legs 113 and 114 formed by the U-shape to carry out the bearing pin 26 and an incision 116 for fastening the leg 114 is provided in the groove 118 of the bearing pin 26. Fig. 11 shows the camp training 12 in the assembled state, in which the conical position elements 16 and 18 by means of the spring tension of the spring element 28 including the bearing pin 26 in a slidable system. The opposite pivot bearing is identically trained.

Fig. 13 zeigt eine Sicht auf die Innenseite des Scherkammes 3 mit auf diesem befestigten Folie 47 und Chassis 48 sowie mit einer in dem Innenraum des U-förmig ausgebildeten Chassis 48 - siehe Fig. 3 - angeordneten Verriegelungsvorrichtung 10. Das Chassis 48 ist teilweise durchbrochen dargestellt, so daß die Bauelelemente der Verriegelungseinrichtung 10 bestehend aus einem an einer Wand 105 der Chassiskammer 106 anliegendem Federelement 107 sowie einem von dem Federelement 107 beaufschlagten Verriegelungselement 108 gebildet ist. Das Verriegelungselement 108 ist mittels zweier hakenförmiger Federbeine 96, 97 an zwei an der Innenwand der Chassiskammer 106 vorgesehene Haltenasen 98 und 99 unter Einwirkung der Federkraft des Federelementes 107 gehalten und gegen den Druck des Federelementes 107 in Richtung der Wand 105 der Chassiskammer 106 bewegbar angeordnet.Fig. 13 shows a view of the inside of the shaving comb 3 with attached to it Foil 47 and chassis 48 and with a U-shaped in the interior Chassis 48 - see Fig. 3 - arranged locking device 10. The chassis 48 is shown partially broken, so that the structural elements of the locking device 10 consisting of a spring element lying against a wall 105 of the chassis chamber 106 107 and a locking element acted upon by the spring element 107 108 is formed. The locking element 108 is by means of two hook-shaped spring struts 96, 97 on two retaining lugs provided on the inner wall of the chassis chamber 106 98 and 99 held under the action of the spring force of the spring element 107 and against the pressure of the spring element 107 is movable in the direction of the wall 105 of the chassis chamber 106 arranged.

An dem Verriegelungselement 108 ist wenigstens ein Riegelelement 78, 79 angeformt, das im verriegelten Zustand mit dem Tragelement 5 wenigstens ein Riegelelement 38, 39 hintergreift, wodurch eine lösbare Befestigung des Schneidkopfes S am Tragelement 5 bewirkt wird. Mittels Betätigung der Drucktasten der Verriegelungsvorrichtung 9 und 10 an denen die Riegelelemente 78 und 79 vorgesehen sind, werden die Riegelelemente 78 und 79 außer Eingriff mit den Riegelelementen 38 und 39 gebracht - siehe Fig. 14 - so daß der Schneidkopf S von dem Tragelement 5 abgenommen werden kann.At least one locking element 78, 79 is formed on the locking element 108 in the locked state with the support element 5 engages behind at least one locking element 38, 39, whereby a detachable attachment of the cutting head S to the support element 5 becomes. By pressing the push buttons of the locking device 9 and 10 on which the Locking elements 78 and 79 are provided, locking elements 78 and 79 are excluded Engaged with the locking elements 38 and 39 - see Fig. 14 - so that the cutting head S can be removed from the support element 5.

Bei der Ausführungsform nach Fig. 15 und Fig. 15a besteht die Durchgangsbohrungen 49, 50, 51 aufweisende Folie 47 aus einer dünnen Metallplatte, in der mittels eines Prägeverfahrens oder eines Ätzverfahrens nutartige Vertiefungen 200 vorgesehen sind. Die stegartigen länglich ausgebildeten Erhöhungen 201 zwischen den nutartigen länglich ausgebildeten Vertiefungen 200 bilden die Gleitfläche für die Schneidklinge 4 und Schneidklinge 82 eines Schneidkopfes S - siehe Fig. 2 -. Mittels der nutartigen Vertiefungen 200 werden die Gleitflächen bzw. Reibungsflächen der Schneidklinge 4 sowie der Schneidklinge 82 an der Folie 47 erheblich vermindert. Um die Reibung der Schneidklingen 4, 82 an der Folie 47 weiter zu reduzieren, kann in den nutartigen Vertiefungen 200 ein Gleitmittel - siehe Fig. 20 a -, zur Schmierung der aneinander gleitenden Bauelemente vorgesehen werden.In the embodiment according to FIGS. 15 and 15a, there are through bores 49, 50, 51 having film 47 made of a thin metal plate, in which by means of an embossing process or an etching process groove-like depressions 200 are provided. The bridge-like elongated ridges 201 between the groove-like elongated ridges 200 form the sliding surface for the cutting blade 4 and cutting blade 82 one Cutting head S - see Fig. 2 -. The sliding surfaces are made by means of the groove-like depressions 200 or friction surfaces of the cutting blade 4 and the cutting blade 82 on the film 47 significantly reduced. To further increase the friction of the cutting blades 4, 82 on the film 47 can reduce, a lubricant in the groove-like recesses 200 - see Fig. 20 a -, for Lubrication of the components sliding against each other can be provided.

Fig. 16 und Fig. 16a zeigen eine weitere Ausführungsform einer Oberflächenstruktur für eine Folie 47, die aus einem Kunststoffmaterial hergestellt ist Die gegenüber den Vertiefungen 200 hervorstehenden domartigen Erhöhungen 203 werden zusammen mit der Folie 47 im Kunststoffspitzverfahren hergestellt. Dies ist eine einfache und preiswerte Herstellungsmethode. Zwischen den domartigen Erhöhungen 203 kann zur weiteren Verringerung der Reibung ein Gleitmittel angeordnet werden.16 and 16a show a further embodiment of a surface structure for a Foil 47, which is made of a plastic material opposite the recesses 200 protruding dome-like elevations 203 together with the film 47 in the Plastic tip process manufactured. This is a simple and inexpensive manufacturing method. Between the dome-like elevations 203 can further reduce the friction a lubricant can be arranged.

Fig. 17 und Fig. 17a zeigen eine Durchgangsbohrungen 49, 50, 51 aufweisende Folie 47 mit einer Oberflächenstruktur, die durch über die gesamte Breite der Folie verlaufende stegartige Erhöhungen 201 sowie parallel zu diesen verlaufende nutartige Vertiefungen 200 gebildet ist. Die Folie 47 kann aus einem Kunststoffmaterial, mit einer durch Extrudieren oder durch Walzen der Folie hergestellten Oberflächenstruktur, oder aus einer Metallfolie bestehen, deren Oberflächenstruktur durch Prägen oder Ätzen hergestellt ist.FIG. 17 and FIG. 17a show a foil 47 having through bores 49, 50, 51 a surface structure, which is formed by web-like elements running across the entire width of the film Elevations 201 and groove-like depressions 200 running parallel to these are formed is. The film 47 can be made of a plastic material, with one by extrusion or through Rolling the film produced surface structure, or consist of a metal foil, whose surface structure is made by embossing or etching.

Bei der Ausführungsform nach Fig. 18 und Fig. 18a besteht die Oberflächenstruktur der Folie 47 aus einer Kombination von stegartigen Erhöhungen 201, Löchern 204 und nutartigen Vertiefungen 200 in der wechselnden Folge. In the embodiment according to FIGS. 18 and 18a, the surface structure of the film exists 47 from a combination of web-like elevations 201, holes 204 and groove-like Wells 200 in the changing sequence.

Fig. 19 und Fig. 19a zeigen eine Folie 47, die sowohl aus Kunststoffmaterial oder einem Metall herstellbar ist. Bei einer aus Kunststoffmaterial bestehenden Folie 47 werden Löcher 204 durchgestanzt. In diese Löcher 204 kann nach Montage der Folie 47 auf dem Schneidkamm 3 ein Gleitmittel zur Reibungsverminderung eingebracht werden.FIG. 19 and FIG. 19a show a film 47, which is made of both plastic material or a Metal can be produced. In the case of a film 47 made of plastic material, holes are formed 204 punched through. In these holes 204 can be after mounting the film 47 on the cutting comb 3 a lubricant can be introduced to reduce friction.

Die Ausführungsformen nach Fig. 20, 20a und 20b zeigen eine Folie 47, die beispielsweise galvanoplastisch herstellbar ist, wobei deren Löcher 204 von Stegen 207 mit stegartigen Erhöhungen 201 umgeben sind.The embodiments according to FIGS. 20, 20a and 20b show a film 47, for example Can be produced by electroplating, the holes 204 of webs 207 with web-like ones Elevations 201 are surrounded.

Bei der Ausführungsform nach Fig. 20a liegen die stegartigen Erhöhungen 201 der Stege 207 beispielsweise am Schneidkamm 3 an, so daß die bewegbare Schneidklinge 4, 82 zur Anlage an den Stegen 207 gelangt - siehe Fig. 2 -. In den Löchern 204 der Folie 47 ist ein Gleitmittel 206 zur Reibungsverminderung vorgesehen.In the embodiment according to FIG. 20a, the web-like elevations 201 of the webs are located 207, for example, on the cutting comb 3, so that the movable cutting blade 4, 82 for System comes to the webs 207 - see Fig. 2 -. In the holes 204 of the film 47 is one Lubricant 206 is provided to reduce friction.

Fig. 20b zeigt eine Folie 47, deren Ausbildung der Folie 47 nach Fig. 20a entspricht. Im montierten Zustand kommt die Oberfläche der Stege 207 zur Anlage an dem Schneidkamm 3, während die stegartigen Erhöhungen 201 in Kontakt mit der Schneidklinge 4, 82 gelangen. Durch diese Art der Anordnung der Folie 47 wird die Reibung zwischen Folie 47 und den Schneidklingen 4 sowie 82 erheblich vermindert. Eine weitere Verminderung der Reibung wird durch die Anordnung eines Gleitmittels 206 sowohl in den Löchern 204 als auch in dem Bereich zwischen den Stegen der stegartigen Erhöhungen 205 erzielt.20b shows a film 47, the design of which corresponds to the film 47 according to FIG. 20a. in the assembled state, the surface of the webs 207 comes to rest on the cutting comb 3, while the web-like elevations 201 come into contact with the cutting blade 4, 82. This type of arrangement of the film 47, the friction between film 47 and the cutting blades 4 and 82 significantly reduced. Another reduction in friction is achieved by disposing a lubricant 206 in both holes 204 and in the area between the webs of the web-like elevations 205 is achieved.

Das Herstellverfahren der Folie nach Fig. 20 bis Fig. 20b ist identisch mit dem Verfahren zur Herstellung einer Schneidfolie eines Trockenrasierapparates.20 to 20b is identical to the process for Production of a cutting film of a dry shaver.

Claims (14)

  1. Electric hair clippers (HSM) with a drive, which is provided in a housing (1), and with a clipping head (S), which has a clipping comb (3) and a reciprocating clipping blade (4, 82), characterized in that a foil (47) is provided between the clipping comb (3) and clipping blade (4, 82) such that the clipping blade (4, 82) is mounted for sliding action on the foil (47) by way of an abutment surface (A2) which is provided opposite the row of clipping teeth (42, 43).
  2. Electric hair clippers according to Claim 1, characterized in that the foil (47) can be fastened on the clipping comb (3).
  3. Electric hair clippers according to Claim 1 or 2, characterized in that the foil (47) can be fastened on the clipping comb (3) by means of a chassis (48).
  4. Electric hair clippers according to one of the preceding claims, characterized in that abutment of the abutment surface (A2) of the clipping blade (4, 82) against the foil (47) makes it possible to produce an inclined position of the clipping blade (4, 82) in relation to the row of clipping teeth (40, 42; 41, 43).
  5. Electric hair clippers according to one of the preceding claims, characterized in that at least one side of the foil (47) is provided with a surface structure which has depressions.
  6. Electric hair clippers according to Claim 5, characterized in that the depressions are designed as holes passing through the foil (47).
  7. Electric hair clippers according to Claim 5, characterized in that the depressions are designed as blind bores.
  8. Electric hair clippers according to Claim 5, characterized in that the depressions are formed by ribs.
  9. Electric hair clippers according to one of the preceding claims, characterized in that the depressions are formed by holes and ribs.
  10. Electric hair clippers according to one of the preceding claims, characterized in that a lubricant is arranged in the depressions.
  11. Electric hair clippers according to one of the preceding claims, characterized in that the surface structure can be produced by electroforming.
  12. Electric hair clippers according to one of the preceding claims, characterized in that the surface structure can be produced by means of an embossing process.
  13. Electric hair clippers according to one of the preceding claims, characterized in that the foil (47) is formed from a plastic material.
  14. Electric hair clippers according to one of the preceding claims, characterized in that the foil (47) is formed from a metal.
EP99963520A 1998-12-21 1999-12-14 Hair clipper Expired - Lifetime EP1140437B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19859016A DE19859016C2 (en) 1998-12-21 1998-12-21 Hair clipper
DE19859016 1998-12-21
PCT/EP1999/009886 WO2000037226A1 (en) 1998-12-21 1999-12-14 Hair clipper

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EP1140437A1 EP1140437A1 (en) 2001-10-10
EP1140437B1 true EP1140437B1 (en) 2003-03-26

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US (1) US6421922B2 (en)
EP (1) EP1140437B1 (en)
JP (1) JP2002532214A (en)
CN (1) CN1106915C (en)
AT (1) ATE235353T1 (en)
DE (2) DE19859016C2 (en)
WO (1) WO2000037226A1 (en)

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WO2000037226A1 (en) 2000-06-29
DE59904789D1 (en) 2003-04-30
DE19859016A1 (en) 2000-08-31
ATE235353T1 (en) 2003-04-15
US20020014010A1 (en) 2002-02-07
CN1331621A (en) 2002-01-16
CN1106915C (en) 2003-04-30
EP1140437A1 (en) 2001-10-10
DE19859016C2 (en) 2000-12-14
JP2002532214A (en) 2002-10-02
US6421922B2 (en) 2002-07-23

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