EP0652084B1 - Appareil pour couper les cheveux avec un dispositif de coupe denté et procédé de fabrication d'un couteau pour un tel appareil - Google Patents

Appareil pour couper les cheveux avec un dispositif de coupe denté et procédé de fabrication d'un couteau pour un tel appareil Download PDF

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Publication number
EP0652084B1
EP0652084B1 EP94203194A EP94203194A EP0652084B1 EP 0652084 B1 EP0652084 B1 EP 0652084B1 EP 94203194 A EP94203194 A EP 94203194A EP 94203194 A EP94203194 A EP 94203194A EP 0652084 B1 EP0652084 B1 EP 0652084B1
Authority
EP
European Patent Office
Prior art keywords
cutter
tooth
cutting
teeth
strip
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
EP94203194A
Other languages
German (de)
English (en)
Other versions
EP0652084A1 (fr
Inventor
Stephan Leitner
Josef Ribitsch
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of EP0652084A1 publication Critical patent/EP0652084A1/fr
Application granted granted Critical
Publication of EP0652084B1 publication Critical patent/EP0652084B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
    • B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
    • B26B19/06—Cutting heads therefor; Cutters therefor; Securing equipment thereof involving co-operating cutting elements both of which have shearing teeth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/38—Details of, or accessories for, hair clippers, or dry shavers, e.g. housings, casings, grips, guards
    • B26B19/3846—Blades; Cutters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/38—Details of, or accessories for, hair clippers, or dry shavers, e.g. housings, casings, grips, guards
    • B26B19/3893—Manufacturing of shavers or clippers or components thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
    • B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
    • B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
    • B26B19/10—Cutting heads therefor; Cutters therefor; Securing equipment thereof involving two or more different types of reciprocating cutting elements, e.g. a pair of toothed shearing elements combined with a pair of perforated cutting elements or a combined toothed and perforated cutting assembly
    • B26B19/102—Cutting heads therefor; Cutters therefor; Securing equipment thereof involving two or more different types of reciprocating cutting elements, e.g. a pair of toothed shearing elements combined with a pair of perforated cutting elements or a combined toothed and perforated cutting assembly with a secondary cutting unit being translated or slid into an operating position
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S76/00—Metal tools and implements, making
    • Y10S76/08—Razor blade manufacturing

Definitions

  • the invention relates to a device for cutting hair with a tooth cutting device that has a stationary knife with at least one row of cutting teeth and a back and forth drivable knife with at least a series of cutting teeth, the cutting teeth having treads and the two knives at least with a part of the running surfaces of their cutting teeth abut each other and wherein the cutting teeth of at least one of the two Knives rounded at their free ends except in the area of their treads are trained.
  • the invention further relates to a method for producing a Knife for a device according to the type mentioned in the first paragraph above.
  • a device for example from DE 28 09 345 A1.
  • this known device is a thinning hair clipper for thinning, i.e. for thinning of hair when cutting hair.
  • the Cutting teeth of the reciprocable knife at their free ends with Rounding and smoothing. Behind the rounding down to the tooth root area but the cutting teeth of the reciprocable drive point into it Knife in the area of their side facing away from the running surfaces of the cutting teeth sharp edges as used in the manufacture of this knife Stamping process result. Due to these sharp edges, it can move along the Cutting teeth come across the skin to scratch the skin and irritate the skin, what is perceived by a user of the device as unpleasant and annoying and is therefore undesirable and disadvantageous.
  • the invention has for its object the above To avoid difficulties and a device for cutting hair according to the im train the first paragraph of the genus such that when moving along the Tooth cutting device of the device over the skin no scratching of the skin and no Irritation of the skin takes place.
  • this object is achieved in that the cutting teeth of the at least one knife, which at their free ends except in Area of their treads has rounded cutting teeth, in addition also over their entire tooth depth down to the tooth root area except in Area of their treads are completely rounded.
  • a knife according to the invention is perfect rounded cutting teeth can, for example, in one Metal casting process has taken place.
  • Such a knife can also be produced in this way that a knife blank is first produced in one punching process, after which the perfectly rounded cutting teeth, for example, in one Etching process or have been produced by laser processing.
  • the two knives are formed by stamped metal parts and the rounding of the cutting teeth were produced in one stamping process are.
  • Knives of this type are particularly inexpensive because they have one simple stamping process and an equally simple subsequent stamping process are producible.
  • a method for producing a knife for an inventive Device for cutting hair is characterized according to the invention in that an unhardened steel strip with a specified strip thickness gradually into one Subsequent step tool device is transported and that at a first The next step is pre-stamping the steel strip to produce pre-stamped first Cutting tooth blanks of a knife takes place, the pre-embossed first cutting tooth blanks over a steel band bridge embossed during pre-stamping with one in relation remain connected to the band thickness of the lower bridge thickness, and after that at a second subsequent step in a cutting process the pre-embossed first Steel belt bridge connecting cutting tooth blanks is cut away and here at the same time, from the first cutting tooth blanks, second cutting tooth blanks of a knife be cut out and that after that in a third step Finish embossing the second cutting tooth blanks to produce finished embossed third ones Cutting tooth blanks of a knife takes place, with this finish stamping the third Cutting tooth blanks from their free ends over their entire tooth depth to the Tooth root area
  • the first cutting tooth blanks is achieved using a relatively thick steel band a band thickness of, for example, 1.0 mm knife with cutting teeth with a Cutting tooth width of, for example, only 0.4 mm can be produced.
  • a band thickness of, for example, 1.0 mm knife with cutting teeth with a Cutting tooth width of, for example, only 0.4 mm can be produced.
  • Another step is the third cutting tooth blanks of a knife in the Formation of the treads of the cutting teeth provided area for formation defined treads and sharp cutting edges.
  • Such one Grinding the treads is particularly inexpensive.
  • the treads can also be lapped.
  • FIG. 1 shows an oblique view of a razor according to one Embodiment of the invention, a short hair trimmer and a Has long hair cutting device.
  • the Fig.2 shows schematically one Long hair cutting device, as provided in the device according to Fig.1 and the as a tooth cutting device with a back and forth driven tooth knife and with a toothed knife that is stationary relative to the reciprocable tooth knife Dental knife is formed.
  • the Figure 3 shows a plan view in a compared to the natural size larger scale a practical variant of a stationary tooth knife of a tooth cutting device according to Fig. 2.
  • FIG.4 shows in a section along the line IV-IV of Figure 3 the stationary tooth knife according to Fig. 3. 5 shows a much larger one than FIGS. 3 and 4 Scale in oblique view of a single cutting tooth of the stationary tooth knife according to Figures 3 and 4.
  • Figures 6 to 13 are corresponding to a section according to the line XIII-XIII in Figure 3 which in an inventive method for Manufacture a tooth knife according to Figures 3 and 4 step by step successively obtained products and partly those for producing them Products required tools of a subsequent step tool device schematically shown.
  • FIG. 1 shows a shaving device 1 for cutting hair.
  • the Shaving device 1 has a housing 2 on which a shaving head 3 sits.
  • the shaving head 3 comprises a shaving head frame 4 in which a short hair cutting device 5 for Cutting whiskers is provided.
  • the short hair cutter 5 consists in essentially from a curved sieve shear film 6 and not in Fig.1 visible, in the curvature of the screen shear 6 resiliently pressed lamellar knife.
  • the shaving device 1 has a long-hair cutting device for cutting long whiskers and scalp hair a tooth cutting device 7.
  • the tooth cutting device 7 is in the region of a side wall 8 of the housing 2 in the longitudinal direction the shaver 1 slidably held back and forth between one in Fig.1 shown rest position and a not shown in Fig.1, closer to the Short hair cutter 5 lying operating position can be moved.
  • the shaving device 1 has a for moving the tooth cutting device 7 Slide 9 on.
  • FIG. 2 shows the tooth cutting device 7 in a schematic manner of the shaver 1 according to Fig.1.
  • the tooth cutting device 7 has a stationary one first knife 10, which as a tooth knife with a row of cutting teeth 11 is formed and that on a carrier, not shown, for the entire Tooth cutting device 7 is held stationary.
  • the Tooth cutting device 7 has a second knife 12 which can be driven back and forth, which is also designed as a tooth knife with a row of cutting teeth 13 and back and forth parallel to a drive direction indicated by an arrow 14 can be driven here.
  • the cutting teeth 11 of the stationary tooth knife 10 have treads 15, and the cutting teeth 13 of the back and forth drivable tooth knife 12 have running surfaces 16.
  • the two knives 10 and 12 are at least with a portion of the treads 15 and 16 of their cutting teeth 11 and 13 to each other.
  • the stationary tooth knife 10 and the back and forth hereby driven tooth knife 12 parallel to one by a further arrow 17th indicated direction of pressure with the running surfaces 15 and 16 of their cutting teeth 11 and 13 held pressed together.
  • the back and forth drivable Toothed knife 12 is carried by a knife holder 18 on which a compression spring 19 attacks, which is on a stationary counter bearing 20 on the carrier for the entire Tooth cutting device 7 supports.
  • the tooth pitches of the two rows of Cutting teeth 11 and 13 of the tooth knives 10 and 12 are different.
  • a back and forth drivable drive part 21 is provided, for example is formed by a pivoted drive lever.
  • a joint device 22 is provided for the tooth holder 12 carrying the knife holder 18, via the one driving force from the drive part 21 to the back and forth drivable Toothed knife 12, essentially in the area of the point of attack Resulting of the frictional forces between the two knives 10 and 12, is transferable.
  • the joint device 22 has two inclined in opposite directions to the pressing direction 17 extending webs 23 and 24, which with the drive part 21 via a joint 25th or 26 and are connected to the knife carrier 18 via a respective joint 27 or 28.
  • FIGS. 3 and 4 A practical embodiment variant is shown in FIGS. 3 and 4 of a stationary tooth knife 10. As from Figures 3 and 4 can be seen, this stationary tooth knife 10 is both in the range of the Cutting teeth 11, approximately in the tooth root region 29, as well as in that of the Row of the cutting teeth 11 facing area 3 cranked.
  • one Tooth cutting device 7 according to Figure 2 are - as shown in Figure 5 in detail is - the cutting teeth 11 at their free ends 31 except in the area of their running surfaces 15 rounded.
  • the cutting teeth 11 are now also over their entire tooth depth into the tooth root area 29 except in Area of their treads 15 completely rounded.
  • the cutting teeth 11 first along Curvature lines are rounded, which are parallel to the treads 15 of the Cutting teeth 11 planes lie, as indicated in Figure 5 with the radius r1 and that the cutting teeth 11 secondly along lines of curvature are rounded, in perpendicular to the treads 15 and at the same time are parallel to the plane of the teeth, as shown in Fig.5 with the Radius r2 is indicated, and that the cutting teeth 11 third along Curvature lines are rounded, which are perpendicular to the running surfaces 15 and at the same time lie at right angles to the plane of the teeth, as shown in Fig. 5 is indicated with the radius r3.
  • the two tooth knives 10 and 12 are particularly advantageous the tooth cutting device 7 is formed by stamped metal parts and are the roundings the cutting teeth 11 and 13 of the two tooth knives 10 and 12 in one stamping process been made.
  • FIG. 6 shows an uncured steel strip 32 in a cross section shown, the transverse direction of which is indicated by an arrow 33 in FIG.
  • the Steel strip 32 has a predetermined strip thickness D, which is for example 1.0 mm.
  • a such unhardened steel strip 32 is gradually perpendicular to its transverse direction 33 transported to and in a subsequent step tool device
  • Follow-up tool setup while performing step-by-step successive subsequent steps transported step by step.
  • a second subsequent step with a cutting device 40, which consists of a cutting plate 41 and consists of a cutting punch 42 in a cutting process which the pre-embossed Cutting tooth blanks 37 connecting steel band bridge 38 are cut away and at the same time 37 second cutting tooth blank 43 from the first cutting tooth blanks 37 a knife cut out, as shown schematically in Fig.9. That at The intermediate 44 obtained in the second subsequent step according to FIG. 9 is shown in FIG shown.
  • the hardened knife blank 50 then becomes one not shown Grinding device supplied, in a further step, the third Cutting tooth blanks 48 of a knife in the to form the tread of the cutting teeth provided area for the formation of defined treads 15 and sharp Cutting edges 51 are ground. After this grinding process they are Receiving cutting teeth 11 of the tooth knife 10 produced, the total height H have that is slightly less than the original band thickness D of the steel band 32nd After the grinding process for grinding the treads 15, the method for Production of the tooth knife 10 essentially ended. Instead of one Grinding process can also be used to produce the defined running surfaces 15 Lapping process are used.
  • a method of making dental knives with perfect rounded cutting teeth offers the essential advantage that the completely rounded design of the cutting teeth in a particularly simple way by pre-embossing and one after another performed cutting process is carried out finish stamping of the cutting teeth.
  • an embossing process such completely rounded cutting teeth are formed can be produced in a particularly simple manner.
  • an embossing process therefore particularly advantageous because with such an embossing process in a relative large angle range lying cutting angle in the area of the cutting edges of the Cutting teeth are realizable.
  • the invention is not based on the above Embodiment limited.
  • the device for cutting hair by a razor with a Tooth cutting device formed is the device for cutting hair by a razor with a Tooth cutting device formed.
  • the measures according to the invention are also included in the other devices for cutting hair can be used advantageously, for example in so-called hair trimmers or beard trimmers, the one have essentially elongated rod-shaped housing, at least in A tooth cutting device is provided in the head region of the housing.
  • hair trimmers or beard trimmers the one have essentially elongated rod-shaped housing, at least in A tooth cutting device is provided in the head region of the housing.
  • hair trimmers or beard trimmers the one have essentially elongated rod-shaped housing, at least in A tooth cutting device is provided in the head region of the housing.
  • such devices are disclosed in EP-A1-0 325 326 and US-A-5 054 199.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Dry Shavers And Clippers (AREA)

Claims (8)

  1. Appareil (1) pour la coupe de poils avec un dispositif de coupe denté (7) qui présente une lame fixe (10) dotée d'au moins une série de dents de coupe (11) et une lame (12) mobile en va-et-vient avec au moins une série de dents de coupe (13), les dents de coupe (13) présentant des surfaces de contact (15, 16) et les deux lames (10, 12) étant appliquées l'une contre l'autre du moins sur une partie des surfaces de contact (15, 16) de leurs dents de coupe (11, 13) et les dents de coupe (11, 13) étant de conception arrondie depuis au moins l'une des deux lames (10, 12) à leurs extrémités libres (31), hormis dans la région de leurs surfaces de contact (15, 16), caractérisé en ce que les dents de coupe (11, 13) d'au moins une lame (10, 12) qui présente des dents de coupe de conception arrondie à leurs extrémités libres hormis dans la région de leur surfaces de contact (15, 16) sont par ailleurs de conception complètement arrondie sur toute la profondeur des dents jusque dans la zone de la naissance des dents (29), hormis dans la région de leurs surfaces de contact (15, 16).
  2. Appareil selon la revendication 1, caractérisé en ce que les dents de coupe (11, 13) des deux lames (10, 12) sont de conception tout à fait arrondie sur toute la profondeur de dents jusqu'à la zone de la naissance des dents (29), hormis dans la région de leurs surfaces de contact (15, 16).
  3. Appareil selon l'une des revendications 1 ou 2, caractérisé en ce que les deux lames (10, 12) sont formées par des pièces découpées métalliques et les arrondis des dents de coupe (11, 13) ont été fabriqués au cours d'une procédure d'estampage.
  4. Procédé de fabrication d'une lame pour un dispositif de coupe denté d'un appareil selon l'une des revendications 1 à 3, caractérisé en ce qu'une bande en acier (32) non trempée d'une épaisseur de bande (D) préalablement déterminée est transportée pas-à-pas vers une machine-outil séquentielle et que, lors d'une première étape, un estampage préalable de la bande en acier (32) est produit pour la production de premières ébauches (37) de dents de coupe préalablement estampées d'une lame, les premières ébauches (37) de dents de coupe préalablement estampées restant reliées par l'intermédiaire d'un pont (8) de bande en acier estampé lors de l'estampage préalable avec une épaisseur de pont (d) inférieure par rapport à l'épaisseur de la dent (D) et qu'ensuite, lors d'une deuxième étape, le pont (8) de la dent en acier reliant les premières ébauches (37) de dents de coupe préalablement estampées est découpé au cours d'une deuxième étape dans une procédure de coupe et qu'à cette occasion, les deuxièmes ébauches de dents de coupe (43) d'une lame sont séparées des premières ébauches de dents de coupe (37) et qu'ensuite, lors d'une troisième étape, un estampage définitif des deuxièmes ébauches (43) de dents de coupe est assuré en vue de la production de troisièmes ébauches de dents de coupe d'une lame estampée définitivement, les troisièmes ébauches de dents de coupe (48) étant estampées sous une forme définitivement arrondie lors de l'estampage définitif de ses extrémités libres (31) sur toute la profondeur de la dent jusque dans la zone de la naissance de la dent, hormis dans la zone prévue pour la formation des surfaces de contact (15, 16) des dents de coupe (11, 13).
  5. Procédé selon la revendication 4, caractérisé en ce que, lors de l'estampage préalable durant la première étape, un pont de bande en acier d'une épaisseur de pont (d) qui s'élève à 75% maximum de l'épaisseur de la bande (D) est estampé.
  6. Procédé selon la revendication 5, caractérisé en ce que, lors de l'estampage préalable dans la première étape, un pont de bande en acier d'une épaisseur de pont (d) qui s'élève à 30% maximum de l'épaisseur de la bande (D) est estampé.
  7. Procédé selon l'une des revendications 4, 5 ou 6, caractérisé en ce qu'après la troisième étape dans la machine-outil séquentielle, l'ébauche de lame obtenue à cette occasion avec ses trois ébauches de dents de coupe (48) est trempée lors d'une nouvelle opération.
  8. Procédé selon l'une des revendications 4, 5, 6 ou 7, caractérisé en ce que, lors d'une étape supplémentaire, les troisièmes ébauches des dents de coupe (48) d'une lame sont aiguisées dans la zone prévue pour la formation des surfaces de contact (15, 16) des dents de coupe (11, 13) en vue de la formation de surfaces de contact (15, 16) définies et de bords de coupe aiguisés.
EP94203194A 1993-11-10 1994-11-03 Appareil pour couper les cheveux avec un dispositif de coupe denté et procédé de fabrication d'un couteau pour un tel appareil Expired - Lifetime EP0652084B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0228393A AT401901B (de) 1993-11-10 1993-11-10 Gerät zum schneiden von haaren mit einer zahnschneideinrichtung und verfahren zum herstellen eines messers für eine zahnschneideinrichtung eines solchen gerätes
AT2283/93 1993-11-10

Publications (2)

Publication Number Publication Date
EP0652084A1 EP0652084A1 (fr) 1995-05-10
EP0652084B1 true EP0652084B1 (fr) 1999-04-14

Family

ID=3531485

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94203194A Expired - Lifetime EP0652084B1 (fr) 1993-11-10 1994-11-03 Appareil pour couper les cheveux avec un dispositif de coupe denté et procédé de fabrication d'un couteau pour un tel appareil

Country Status (6)

Country Link
US (1) US5600890A (fr)
EP (1) EP0652084B1 (fr)
JP (1) JPH07185146A (fr)
AT (1) AT401901B (fr)
DE (1) DE59408111D1 (fr)
ES (1) ES2132329T3 (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4032808B2 (ja) * 2002-04-19 2008-01-16 松下電工株式会社 バリカン刃の製造方法
AU2004228609A1 (en) * 2003-02-25 2004-10-21 Eveready Battery Company Inc. A method for manufacturing a razor blade
KR200316122Y1 (ko) * 2003-03-06 2003-06-12 오태준 전기이발기 에칭날
JP5074679B2 (ja) * 2005-08-26 2012-11-14 パナソニック株式会社 バリカン
US8911465B2 (en) * 2006-08-16 2014-12-16 Pneumrx, Inc. Devices, systems, methods and kits for performing selective dissection of lung tissue
US8479400B2 (en) * 2006-08-31 2013-07-09 Panasonic Corporation Hair clipper
GB2454820B (en) * 2007-11-13 2009-10-07 Hadley Ind Overseas Holdings L Sheet material
EP2085194A1 (fr) * 2008-01-29 2009-08-05 Braun GmbH Peigne effileur, rasoir effileur comprenant un peigne effileur et procédé de fabrication d'un peigne effileur
EP2085195B1 (fr) * 2008-01-29 2011-11-09 Braun GmbH Peigne effileur, rasoir effileur comprenant un peigne effileur et procédé de fabrication d'un peigne effileur
KR20100005614A (ko) * 2008-07-07 2010-01-15 황이삭 이발기날 어셈블리
US9302401B2 (en) * 2009-01-27 2016-04-05 Braun Gmbh Trimmer comb, hair trimmer comprising a trimmer comb and method of manufacturing a trimmer comb
US9027252B2 (en) * 2010-03-19 2015-05-12 Wahl Clipper Corporation Low resistance hair clipper blade tooth profile
US20120240415A1 (en) * 2011-03-25 2012-09-27 Tringali Richard J Blade for a hair clipper
EP2747962B1 (fr) * 2011-11-08 2016-09-21 Koninklijke Philips N.V. Dispositif pour la coupe des cheveux équipé d'un organe de coupe amélioré
EP3003654B1 (fr) 2013-05-30 2017-10-11 Koninklijke Philips N.V. Pale de coupe fixe pour dispositif de tonte de cheveux
EP2857155A1 (fr) * 2013-10-01 2015-04-08 Koninklijke Philips N.V. Ensemble de lames et appareil de coupe de cheveux
EP2857158B1 (fr) * 2013-10-01 2017-05-10 Koninklijke Philips N.V. Ensemble de lames et appareil de coupe de cheveux
AU2015246185B2 (en) * 2014-04-18 2019-02-28 Koninklijke Philips N.V. Blade set, hair cutting appliance, and related manufacturing method
US9713877B2 (en) 2014-11-12 2017-07-25 Medline Industries, Inc. Clipper head with drag reduction
USD779123S1 (en) 2014-11-12 2017-02-14 Medline Industries, Inc. Clipper head
USD794871S1 (en) 2016-01-15 2017-08-15 Medline Industries, Inc. Clipper
USD795497S1 (en) 2016-01-15 2017-08-22 Medline Industries, Inc. Clipper
USD802217S1 (en) 2016-06-10 2017-11-07 Medline Industries, Inc. Clipper head
USD802214S1 (en) 2016-06-10 2017-11-07 Medline Industries, Inc. Clipper head
USD802216S1 (en) 2016-06-10 2017-11-07 Medline Industries, Inc. Clipper head
USD802215S1 (en) 2016-06-10 2017-11-07 Medline Industries, Inc. Clipper head
EP3566828A1 (fr) * 2018-05-08 2019-11-13 Koninklijke Philips N.V. Pale fixe, ensemble de pales et appareil de coupe de cheveux
EP3736057A1 (fr) * 2019-05-08 2020-11-11 Koninklijke Philips N.V. Procédé de formation de dents d'une lame coupante ou d'un protecteur
EP3854540A1 (fr) * 2020-01-23 2021-07-28 Braun GmbH Tondeuse à barbe électrique
EP3854541B1 (fr) 2020-01-23 2024-06-26 Braun GmbH Tondeuse électrique pour barbe
EP3854542B1 (fr) 2020-01-23 2023-12-13 Braun GmbH Tondeuse à barbe électrique
EP3854538B1 (fr) 2020-01-23 2024-10-16 Braun GmbH Tondeuse à barbe électrique

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1724951A (en) * 1927-06-20 1929-08-20 Lister & Co Ltd R A Comb plate for sheep-shearing-machine handpieces
GB594785A (en) * 1944-04-05 1947-11-19 Henri Bueche Rosse Improvements in or relating to mechanical razors
US2778106A (en) * 1952-01-17 1957-01-22 Fred L Hazelquist Hair clipping implement
US2713718A (en) * 1954-03-24 1955-07-26 Alexander Healy Jr Clipper combs
US2875519A (en) * 1955-08-10 1959-03-03 Andis Clipper Co Hair clipper having shear blade with teeth of uniform width except two marginal teeth of increased width encompassing amplitude of reciprocal blade vibration
BE625321A (fr) * 1961-11-27
GB1214475A (en) * 1967-09-23 1970-12-02 Lister & Co Ltd R A Improvements in or relating to a comb for a shearing device
US3741046A (en) * 1971-11-04 1973-06-26 Fr D Equipment Menager Soc Method of producing cutting teeth on cutting tools
US4106190A (en) * 1976-12-13 1978-08-15 The Gillette Company Hair clipper
ZA78707B (en) * 1977-07-08 1979-01-31 Wahl Clipper Corp Hair trimming head
DE3218208A1 (de) * 1982-05-14 1983-11-24 Braun Ag, 6000 Frankfurt Haarschneidmaschine
DE3729257A1 (de) * 1987-09-02 1989-03-23 Braun Ag Trockenrasierapparat mit einem kurzhaarschneidsystem und einem verschiebbaren langhaarschneidsystem
NL8800132A (nl) * 1988-01-21 1989-08-16 Philips Nv Haarknipapparaat.
JP3017508B2 (ja) * 1989-12-25 2000-03-13 松下電工株式会社 ヘアカッター

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DE59408111D1 (de) 1999-05-20
ATA228393A (de) 1996-05-15
AT401901B (de) 1996-12-27
JPH07185146A (ja) 1995-07-25
EP0652084A1 (fr) 1995-05-10
US5600890A (en) 1997-02-11
ES2132329T3 (es) 1999-08-16

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