EP0769994B1 - Lame inferieure de rasoir electrique - Google Patents

Lame inferieure de rasoir electrique Download PDF

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Publication number
EP0769994B1
EP0769994B1 EP95920854A EP95920854A EP0769994B1 EP 0769994 B1 EP0769994 B1 EP 0769994B1 EP 95920854 A EP95920854 A EP 95920854A EP 95920854 A EP95920854 A EP 95920854A EP 0769994 B1 EP0769994 B1 EP 0769994B1
Authority
EP
European Patent Office
Prior art keywords
area
wall thickness
inner cutter
cross
cutter according
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
EP95920854A
Other languages
German (de)
English (en)
Other versions
EP0769994A1 (fr
Inventor
Manfred Ohle
Carlo Wojciechowski
Bernd Stassen
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 EP0769994A1 publication Critical patent/EP0769994A1/fr
Application granted granted Critical
Publication of EP0769994B1 publication Critical patent/EP0769994B1/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
    • B26B19/044—Manufacture and assembly of cutter blocks
    • 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

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

Claims (11)

  1. Couteau inférieur (1) pour une tête de cisaillage (3), équipée d'un couteau supérieur (2), d'un appareil de rasage à sec, comportant plusieurs lames de couteau (5) qui sont prévues parallèles l'une à l'autre et sont formées au moyen d'entailles (7) prévues dans une tige profilée allongée (6), sensiblement transversalement à son extension longitudinale, dans lequel les extrémités (8) des entailles (7) sont en forme d'arc et dans lequel est prévue une diminution, partant du sommet (SP) de chaque extrémité en forme d'arc (8) de chaque entaille (7) et allant en direction d'une ligne supérieure (SL) de la tige profilée (6), de l'épaisseur de paroi (D) de chaque lame de couteau (5), caractérisé par le fait que la diminution de l'épaisseur de paroi (D) s'étend du sommet (SP) jusqu'à la ligne supérieure (SL) (figures 2, 2a, 3).
  2. Couteau inférieur selon le préambule de la revendication 1, caractérisé par le fait que la diminution de l'épaisseur de paroi (D) s'étend, depuis le sommet (SP) sur une zone (B) qui est supérieure à la demi-distance (A) qui sépare l'une de l'autre deux lames de couteau voisines (5, 5) au voisinage de la ligne supérieure (SL) et que la forme géométrique de la section de la zone (B) est déterminée au moyen d'une juxtaposition de plusieurs rayons (R1, R2, R3 ... RN).
  3. Couteau inférieur selon le préambule de la revendication 1, caractérisé par le fait que la diminution de l'épaisseur de paroi (D) s'étend, depuis le sommet (SP), sur une zone (B) dont la forme géométrique de section est de forme parabolique.
  4. Couteau inférieur selon le préambule de la revendication 1, caractérisé par le fait que la diminution de l'épaisseur de paroi (D) s'étend, depuis le sommet (SP), sur une zone (B) dont la forme géométrique de section est sensiblement hélicoïdale.
  5. Couteau inférieur selon l'une des revendications 2 à 4, caractérisé par le fait que l'entaille (7) est divisée en au moins deux zones (B et C) de formes géométriques de section différentes.
  6. Couteau inférieur selon la revendication 5, caractérisé par le fait que la forme géométrique de section de la zone (C) est sensiblement rectangulaire.
  7. Couteau inférieur selon la revendication 5, caractérisé par le fait que la forme géométrique de section de la zone (C) est sensiblement trapézoïdale.
  8. Couteau inférieur selon l'une des revendications précédentes, caractérisé par une condition en forme d'arc entre les différentes formes géométriques de section de zones voisines (B, C).
  9. Couteau inférieur selon l'une des revendications précédentes, caractérisé par le fait que l'épaisseur de paroi (D) d'une lame de couteau (5) formée par deux entailles (7) est prévue, au voisinage de la ligne supérieure (SL), inférieure à 0,15 mm, valant de préférence 0,1 mm.
  10. Couteau inférieur selon l'une des revendications précédentes, caractérisé par le fait que la profondeur (T) des entailles (7), depuis la ligne supérieure (SL), vaut au moins le demi-diamètre de la tige profilée (6).
  11. Couteau inférieur selon l'une des revendications précédentes, caractérisé par le fait que la tige profilée (6) est formée d'une pièce creuse.
EP95920854A 1994-07-05 1995-05-22 Lame inferieure de rasoir electrique Expired - Lifetime EP0769994B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4423503 1994-07-05
DE4423503A DE4423503C1 (de) 1994-07-05 1994-07-05 Untermesser für einen Trockenrasierapparat
PCT/EP1995/001936 WO1996001169A1 (fr) 1994-07-05 1995-05-22 Lame inferieure de rasoir electrique

Publications (2)

Publication Number Publication Date
EP0769994A1 EP0769994A1 (fr) 1997-05-02
EP0769994B1 true EP0769994B1 (fr) 1999-02-24

Family

ID=6522277

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95920854A Expired - Lifetime EP0769994B1 (fr) 1994-07-05 1995-05-22 Lame inferieure de rasoir electrique

Country Status (7)

Country Link
US (1) US5884404A (fr)
EP (1) EP0769994B1 (fr)
JP (1) JP3701314B2 (fr)
CN (1) CN1052938C (fr)
AT (1) ATE176885T1 (fr)
DE (2) DE4423503C1 (fr)
WO (1) WO1996001169A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19606719C2 (de) * 1996-02-23 1997-12-11 Braun Ag Verfahren zur Bestimmung der Verschmutzung eines Rasierapparates sowie Vorrichtung zur Durchführung des Verfahrens
JP2005198795A (ja) * 2004-01-15 2005-07-28 Izumi Products Co 往復式電気かみそりの内刃製造方法および内刃
CN100371127C (zh) * 2004-12-23 2008-02-27 上海鼎铃电器有限公司 一种往复式剃须刀管子动刀头的加工方法
US20060143924A1 (en) * 2004-12-30 2006-07-06 Rovcal, Inc. Electric shaver
DE102005002896A1 (de) * 2005-01-21 2006-07-27 Braun Gmbh Elektrisches Haarschneidegerät
DE102005036383A1 (de) 2005-07-29 2007-02-01 Braun Gmbh Scherkopf für einen elektrischen Rasierapparat
DE102006023774A1 (de) 2006-05-20 2007-11-22 Braun Gmbh Untermesser für einen Trockenrasiererscherkopf
JP4595968B2 (ja) * 2007-07-12 2010-12-08 パナソニック電工株式会社 往復式電気かみそりの内刃
DE112007003656B4 (de) * 2007-09-17 2015-03-05 Xiamen Lairuy Electric Appliances Co., Ltd. Aussenklingenblock für elektrisches Rasiergerät mit einer Hin- und Herbewegung und dessen Bearbeitungsverfahren
US20090165303A1 (en) * 2007-12-27 2009-07-02 Patrick Burgess Dual-action hair trimmer
DE102008027224A1 (de) * 2008-06-06 2009-12-10 Braun Gmbh Untermesser für den Scherkopf eines Trockenrasierapparates
DE102009031626A1 (de) 2009-07-03 2011-01-05 Braun Gmbh Schereinheit für einen Trockenrasierer mit Hautprotektoren
US9751225B2 (en) * 2014-09-23 2017-09-05 Raymond Industrial Ltd. Electric stubble trimmer
CN105185033A (zh) * 2015-09-23 2015-12-23 云南电网有限责任公司电力科学研究院 一种电力设备x射线无损检测移动平台报警装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7335278U (de) * 1974-05-09 Steding & Co Messerkopf für Trockenrasierer und dergl
US2037957A (en) * 1931-12-17 1936-04-21 Andis Mathew Hair clipper and shaving clipper
US2098849A (en) * 1936-04-08 1937-11-09 Amsler Max Dry safety razor
US2307471A (en) * 1938-09-21 1943-01-05 Remington Rand Inc Shaving implement
US2281250A (en) * 1938-12-08 1942-04-28 George E Hale Method of making spiral cutters
GB526677A (en) * 1939-02-22 1940-09-24 John Ernest Wainwright Improvements in the manufacture of mechanically operated safety razors
US3060569A (en) * 1958-10-23 1962-10-30 Oliver Peil Control Ltd Cutter blade assembly for a motor driven dry shaver
AT253975B (de) * 1965-06-15 1967-05-10 Carinthia Elektrogeraete Ges M Trockenrasierapparat
GB2109738B (en) * 1981-11-23 1985-07-03 Gillette Co Dry shaver
NL8200101A (nl) * 1982-01-13 1983-08-01 Philips Nv Scheerapparaat.

Also Published As

Publication number Publication date
JPH10502276A (ja) 1998-03-03
EP0769994A1 (fr) 1997-05-02
DE59505149D1 (de) 1999-04-01
US5884404A (en) 1999-03-23
CN1151711A (zh) 1997-06-11
WO1996001169A1 (fr) 1996-01-18
ATE176885T1 (de) 1999-03-15
DE4423503C1 (de) 1995-04-20
JP3701314B2 (ja) 2005-09-28
CN1052938C (zh) 2000-05-31

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