WO2007057979A1 - Coupe-poils pour les oreilles - Google Patents

Coupe-poils pour les oreilles Download PDF

Info

Publication number
WO2007057979A1
WO2007057979A1 PCT/JP2005/021627 JP2005021627W WO2007057979A1 WO 2007057979 A1 WO2007057979 A1 WO 2007057979A1 JP 2005021627 W JP2005021627 W JP 2005021627W WO 2007057979 A1 WO2007057979 A1 WO 2007057979A1
Authority
WO
WIPO (PCT)
Prior art keywords
casing
movable blade
blade
stationary blade
leaf spring
Prior art date
Application number
PCT/JP2005/021627
Other languages
English (en)
Japanese (ja)
Inventor
Eiji Ota
Original Assignee
Lozenstar Kabushiki Kaisha
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 Lozenstar Kabushiki Kaisha filed Critical Lozenstar Kabushiki Kaisha
Priority to PCT/JP2005/021627 priority Critical patent/WO2007057979A1/fr
Publication of WO2007057979A1 publication Critical patent/WO2007057979A1/fr

Links

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

Definitions

  • the present invention relates to a cutter used for excising hair (ear hair) that may grow in the ear canal of a human ear.
  • a casing having an elongated part, and a casing arranged in the axial direction in the part of the casing and overlapped with each other
  • the leaf springs are arranged so that both ends thereof are in contact with the movable blade at two points in the width direction perpendicular to the longitudinal direction. Yes.
  • the movable blade and the stationary blade in contact therewith require a width dimension that is equal to or greater than the distance between both ends of the leaf spring, and the thickness of a part of the casing that houses these blades is small. There was a big limit to doing it. Disclosure of the invention
  • An object of the present invention is to provide an ear hair cutter with a narrower part of a casing in which the stationary blade and the movable blade are accommodated.
  • the present invention relates to an ear hair cutter, a casing having an elongated portion, a stationary blade disposed in a portion of the casing toward an axial direction thereof and overlapped with each other, and a part of the casing
  • a movable blade driven in an axial direction each having a stationary blade and a movable blade having saw teeth exposed to the outside of the casing, and two bent ends that press the movable blade against the stationary blade.
  • the leaf spring is disposed so that both end portions thereof are in contact with each other at two locations in the longitudinal direction of the movable blade.
  • a part of the casing has a substantially circular cross-sectional shape.
  • the leaf spring for pressing the movable blade against the stationary blade is disposed so that both end portions thereof are in contact with each other at two points in the longitudinal direction of the movable blade.
  • the width of the leaf spring, the stationary blade and the movable blade can be set to be smaller compared to the case where they are in contact with each other at two locations in the width direction of the movable blade.
  • the thickness of a part of the casing that accommodates them can be set to be smaller, so that the part of the casing can be easily introduced into the ear canal.
  • the cross-sectional shape of a part of the casing is circular, the ear hair can be cut by rotating a part of the casing around its axis in the outer ear canal.
  • FIG. 1 is an exploded perspective view showing a part of a force tatter for ear hair according to the present invention.
  • Fig. 2 is a partially enlarged view of a part of the ear hair force utter.
  • an ear hair cutter according to the present invention is generally indicated by reference numeral 10.
  • the cutter 10 includes a casing 12 extending in the vertical direction in the figure, and a plate-like stationary blade 16 accommodated in the casing, more specifically, in a long thin part 14 described later positioned at the top of the casing 12.
  • the casing 12 includes a relatively thick cylindrical main body 21 having the same axis, and a relatively thin cylindrical portion (tip portion) 14 smoothly connected to the upper portion of the main body.
  • the cutter 10 can grasp the main body 12 and bring the tip portion 14 close to the ear in order to cut the ear hair that grows in the ear canal using the cutter 10.
  • the casing 14 in which the stationary blade 1 6, the movable blade 1 8, and the leaf spring 2 0 are disposed is composed of two parts 2 2, 2 4 halved along the plane including the axis.
  • One half portion 2 2 is connected to the main body 21, and the other half portion 24 is composed of a cover piece separated from the main body 21.
  • the cover piece 2 4 is releasably attached to both the main body 2 1 and one half part 2 2 through, for example, an attachment structure shown in the figure.
  • the mounting structure shown in the figure includes a notch 26 provided at the lower end of the cover piece 24, a claw (not shown) provided in the notch 26 provided in the main body 21, and a cover piece.
  • the tip portion 1 4 of the casing 1 2 is a part of the double-edged blades 1 6 and 1 8 when the cover piece 2 4 is attached to the half portion 2 2. It has a slit 3 1 (Fig. 2) that allows the tip end 1 4 to protrude (expose).
  • protrusions 3 2, 3 4, and 3 6 are provided inside the cover piece 2 4 so as to be spaced apart from each other in the axial direction (vertical direction).
  • the stationary blade 16, the movable blade 18, and the leaf spring 20 are each provided with two openings 3 8, 4 0, 4 2 that allow the two protrusions 3 2, 3 6 to pass through the cover piece,
  • the leaf spring 20 is further provided with an opening 44 that allows the remaining protrusions 34 to be inserted.
  • the stationary blade 1 6, the movable blade 1 8, and the leaf spring 20 are overlapped with the cover piece 2 4 in the order of the leaf spring 20, the movable blade 1 8, and the stationary blade 1 6, and their openings 3 8 to 4.
  • 4 Cover 3 2 4 3 3-6 are supported by the cover 2 4 by passing the projection 3 2 to 3 6, and the screw 4 3 extending through one of the openings 3 8 to 42 2 4 Fixed to the cover piece 2 4 by screwing into the screw hole 4 5 provided in the lower projection 3 6.
  • the reference numeral 47 attached to the upper part of the stationary blade 16 is inserted from below into the hole 28 provided in the cover piece 24 when the stationary blade 16 is fixed to the cover piece 24. The protruding part is shown.
  • both openings 40 provided on the movable blade 18 and through which the projections 3 2 and 3 6 are inserted are set to be long in the longitudinal direction of the movable blade 18. Therefore, only the movable blade 1 8 can reciprocate linearly in the longitudinal direction of the cover piece 2 4 in contact with the stationary blade 16 and the leaf spring 20 within the range of the length of both openings 40. It is said that.
  • Each of the stationary blade 16 and the movable blade 18 has an elongated rectangular shape as a whole, and has saw teeth 46, 48 provided along one of the long sides of the rectangle.
  • the saw blade 4 8 of the movable blade 1 8 overlaps the saw blade 4 6 of the stationary blade 1 6 so as not to protrude beyond the tip of the saw blade, and the movable blade 1 8 moves over the stationary blade 1 6.
  • both saw teeth 46, 48 shear the ear hairs that enter between them.
  • a motor for driving the movable blade 1 8 so as to reciprocate linearly a link connected to the motor and the movable blade 18, and a power source of the motor
  • a battery or the like (not shown) is accommodated.
  • the movable blade 18 is provided with a hole 50 at its lower end to which the end of the link is connected.
  • Reference numeral 51 denotes a switch for operating the motor.
  • the illustrated leaf spring 20 has a W-shaped overall shape, and is in contact with the movable blade 18 at both bent end portions 52. More specifically, each end portion 52 of the leaf spring 20 is divided into two by an opening 42 that crosses the end portion 52, and is in contact with the movable blade 18 at both sides of the opening 4 2.
  • the leaf spring 20 is fixed to the cover piece 24 in a state where it is pressed against the inner wall of the cover piece 24 by the movable blade 18.
  • the leaf spring 20 exerts a pressing force on the movable plate 18 using the inner wall as a reaction force support due to the elastic deformation caused by the pressing of the movable blade 18, thereby moving the movable blade 18 and the stationary blade.
  • the contact state with 1 6 is maintained.
  • both end portions 52 of the leaf spring 20 are in contact with each other at two locations in the longitudinal direction of the movable plate 18, and thereby the pressing force of the leaf spring 20 on the movable plate 18 The distance between the two contact points required to obtain (elastic restoring force) is secured.
  • the movable plate 18 and the leaf spring 20 each have a minimum width, and the width of the stationary blade 16 is accordingly adjusted.
  • the dimensions can be set smaller.
  • the front end portion 14 of the housing that accommodates the blades 16 and 18 and the leaf spring 20 can be set to be thinner.
  • the diameter of the distal end portion 14 of the housing can be 5.5 mm. According to this, in order to remove the ear hair, the front end portion 14 of the housing is introduced into the ear canal of the ear and rotated around its axis, while the saw blades 4 6, 4 of the double-edged blades 1 6, 1 8 8 Ear hairs entering the inside can be cut off.
  • a plurality of protrusions 54 having a slightly higher height are provided. These protrusions 5 4, respectively, are circumferential surfaces that form part of the cylindrical surface 5 6 of the tip portion 14.

Landscapes

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

Abstract

L'invention concerne une tondeuse (10) pour couper les poils des oreilles, comportant: un boîtier (12) avec une section allongée (14); une lame fixe (16) et une lame mobile (18) qui sont disposées dans ladite section du boîtier, la lame fixe (16) étant orientée dans la direction de l'axe de ladite section, la lame mobile (18) étant entraînée dans la direction de l'axe de ladite section. La lame fixe et la lame mobile ont des dents de scie (46, 48) apparentes à l'extérieur du boîtier. La tondeuse comprend en outre un ressort (20) en feuillard qui appuie la lame mobile contre la lame fixe et comporte deux extrémités pliées (52). Le ressort en feuillard est installé de sorte que les deux extrémités (52) du ressort sont chacune en contact avec la lame mobile (18) en deux points répartis dans sa direction longitudinale.
PCT/JP2005/021627 2005-11-18 2005-11-18 Coupe-poils pour les oreilles WO2007057979A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/021627 WO2007057979A1 (fr) 2005-11-18 2005-11-18 Coupe-poils pour les oreilles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/021627 WO2007057979A1 (fr) 2005-11-18 2005-11-18 Coupe-poils pour les oreilles

Publications (1)

Publication Number Publication Date
WO2007057979A1 true WO2007057979A1 (fr) 2007-05-24

Family

ID=38048371

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2005/021627 WO2007057979A1 (fr) 2005-11-18 2005-11-18 Coupe-poils pour les oreilles

Country Status (1)

Country Link
WO (1) WO2007057979A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011098864A1 (fr) * 2010-02-12 2011-08-18 设计制造有限公司 Coupe-poils nez et oreilles
US9615588B2 (en) 2013-10-04 2017-04-11 Kentmaster Mfg. Co., Inc. Dehiding tool
WO2018227319A1 (fr) * 2017-06-15 2018-12-20 东莞市润佳电器科技有限公司 Rasoir multifonctionnel
DE102017115867B4 (de) 2016-07-27 2021-12-23 Specialife (Zhuhai) Co., Ltd. Nasenhaar- und Augenbrauentrimmer, dessen Fest- und Bewegungsmesser zur Reinigung voneinander getrennt werden können

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546651A (en) * 1977-06-15 1979-01-18 Matsushita Electric Works Ltd Electric razor blade
JPS5993382U (ja) * 1982-12-16 1984-06-25 渡辺　軍治 耳毛切電気カミソリ
JPS6021787A (ja) * 1983-07-15 1985-02-04 松下電工株式会社 電気かみそり
JPS61124282U (fr) * 1985-01-22 1986-08-05
JPH06218155A (ja) * 1993-01-26 1994-08-09 Matsushita Electric Works Ltd 電気かみそり
JPH08229249A (ja) * 1995-02-28 1996-09-10 Sanyo Electric Co Ltd レディーシェーバー
JPH09253351A (ja) * 1996-03-26 1997-09-30 Matsushita Electric Works Ltd 電気かみそり

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546651A (en) * 1977-06-15 1979-01-18 Matsushita Electric Works Ltd Electric razor blade
JPS5993382U (ja) * 1982-12-16 1984-06-25 渡辺　軍治 耳毛切電気カミソリ
JPS6021787A (ja) * 1983-07-15 1985-02-04 松下電工株式会社 電気かみそり
JPS61124282U (fr) * 1985-01-22 1986-08-05
JPH06218155A (ja) * 1993-01-26 1994-08-09 Matsushita Electric Works Ltd 電気かみそり
JPH08229249A (ja) * 1995-02-28 1996-09-10 Sanyo Electric Co Ltd レディーシェーバー
JPH09253351A (ja) * 1996-03-26 1997-09-30 Matsushita Electric Works Ltd 電気かみそり

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011098864A1 (fr) * 2010-02-12 2011-08-18 设计制造有限公司 Coupe-poils nez et oreilles
US9615588B2 (en) 2013-10-04 2017-04-11 Kentmaster Mfg. Co., Inc. Dehiding tool
US9913482B2 (en) 2013-10-04 2018-03-13 Kentmaster Mfg Co., Inc. Dehiding tool
DE102017115867B4 (de) 2016-07-27 2021-12-23 Specialife (Zhuhai) Co., Ltd. Nasenhaar- und Augenbrauentrimmer, dessen Fest- und Bewegungsmesser zur Reinigung voneinander getrennt werden können
WO2018227319A1 (fr) * 2017-06-15 2018-12-20 东莞市润佳电器科技有限公司 Rasoir multifonctionnel

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