WO2004041488A1 - Ciseaux - Google Patents

Ciseaux Download PDF

Info

Publication number
WO2004041488A1
WO2004041488A1 PCT/JP2003/014151 JP0314151W WO2004041488A1 WO 2004041488 A1 WO2004041488 A1 WO 2004041488A1 JP 0314151 W JP0314151 W JP 0314151W WO 2004041488 A1 WO2004041488 A1 WO 2004041488A1
Authority
WO
WIPO (PCT)
Prior art keywords
blade
scissors
blade body
cut
gap
Prior art date
Application number
PCT/JP2003/014151
Other languages
English (en)
Japanese (ja)
Inventor
Akiyo Yajima
Original Assignee
Yajima, Takeo
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 Yajima, Takeo filed Critical Yajima, Takeo
Publication of WO2004041488A1 publication Critical patent/WO2004041488A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B13/00—Hand shears; Scissors
    • B26B13/22—Hand shears; Scissors combined with auxiliary implements, e.g. with cigar cutter, with manicure instrument
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B29/00—Guards or sheaths or guides for hand cutting tools; Arrangements for guiding hand cutting tools
    • B26B29/04—Guards or sheaths for scissors, e.g. combined with manicuring appliances

Definitions

  • the present invention relates to scissors for cutting an object to be cut.
  • Scissors are tools for cutting bright objects such as paper and pieces of cloth, and are widely used by children and adults on a daily basis. Therefore, we fully understand the danger of scissors.
  • An object of the present invention is to provide scissors that prevent foreign substances other than the object to be cut from being caught between blade bodies. Disclosure of the invention
  • the scissors of the present invention are scissors for cutting an object to be cut by manual operation, wherein the first blade body having a first blade portion and the first blade portion cut the object to be cut.
  • a second blade body that is openably and closably connected to the first blade body, and is provided on at least one of the first and second two blade bodies;
  • a protection plate having a limiting surface that forms a gap into which the object is inserted between the blade and the blade.
  • the scissors of the present invention are scissors for cutting an object to be cut by manual operation, and cut the object by a first blade body having a first blade portion and the first blade portion.
  • a second blade body having a second blade portion, the second blade body being openably and closably connected to the first blade body; and a second blade body provided at a connection portion between the two blade bodies, and at least one surface of both of the blade bodies.
  • a protective plate provided with a cover for covering the object and having a slit formed therein into which an object to be cut is inserted.
  • the scissors according to the present invention may be configured such that when the first and second blades are opened to have a width equal to or larger than a width of a gap formed by the blade and the limiting surface, at least one of the blades is formed of the other blade. It is characterized in that it overlaps the protection plate.
  • the scissors of the present invention are provided on the first blade body, wherein the protective plate has a limiting surface facing a blade portion of the blade body and forming a predetermined gap between the blade portion and the protection plate.
  • a power par portion for covering the second blade body is provided.
  • the scissors of the present invention are characterized in that the first blade body is movably provided with a protection plate for forming the gap between the first blade body and the blade portion of the blade body, and the width dimension of the gap is changed.
  • the width dimension of the gap into which the object to be cut is inserted to the minimum dimension in which the object to be cut can be inserted, foreign matters such as fingertips can be prevented.
  • the width of the gap is set to about 2 mm. In this gap, even a child's finger will not be able to enter, so it will not be cut or accidentally hurt.
  • the width of the gap into which the object is inserted can be changed in accordance with the thickness of the object to be cut. Maximum safety can be ensured.
  • the protective plate by providing the protective plate, it is possible to make the tip shape round while securing a sufficient area at the tip of the scissors, and it is possible to reduce the risk of accidentally piercing the body.
  • the scissors are safe even if they are reachable by infants, and they can be stored in any place. Also, while several teachers are watching, even if many kindergarten children use scissors, they can concentrate on the work without worrying about injuries, and the teachers' efforts are light BRIEF DESCRIPTION OF THE DRAWINGS
  • FIG. 1 is a perspective view showing a state where scissors according to an embodiment of the present invention are open, and a two-dot chain line shows a state where scissors are closed.
  • FIG. 2 (A) and 2 (C) are perspective views showing the blade portion of the scissors according to one embodiment of the present invention
  • FIG. 2 (B) is a view taken along the line II in FIG.
  • FIG. 2 (D) is a cross-sectional view taken along the line II-II in FIG. 2 (C).
  • FIG. 3 is a perspective view showing a blade portion of the scissors according to one embodiment of the present invention.
  • FIG. 4A is a perspective view showing a blade portion of the scissors according to one embodiment of the present invention
  • FIG. 4B is a cross-sectional view taken along the line III-III in FIG.
  • FIG. 4C is a cross-sectional view showing an embodiment for fixing the protection plate to the first blade body.
  • FIG. 5 is a perspective view showing scissors according to an embodiment of the present invention.
  • FIG. 6 is a perspective view showing scissors according to one embodiment of the present invention. BEST MODE FOR CARRYING OUT THE INVENTION
  • a first blade body 2 having a first blade portion 1 and a second blade portion 3 having a second blade portion 3 for cutting an object to be cut by the first blade portion 1
  • the blade 4 is connected to the blade 4 by a connecting portion 5 so as to be openable and closable.
  • Handles 6 and 7 are provided on the first and second blades 2 and 4, respectively, so that an object to be cut can be cut manually.
  • the handle 7 is provided with a stopper 8 formed by extending one end of the handle 7, and when the first blade body 2 and the second blade body 4 are opened at a predetermined angle around the connecting portion 5.
  • the first blade body 2 hits the stopper 8 so as not to open any more.
  • a protrusion is provided on one of the blades, and when the blade is opened at a predetermined angle, the protrusion is generated on the other blade. You may make it hit.
  • the first blade body 2 is provided with a protective plate 10 having a limiting surface 9 formed facing the blade portion 1 and forming a gap into which the object to be cut is inserted between the first blade body 2 and the blade portion 1.
  • the protection plate 10 is provided with a stopper 8 so that it can be opened and closed freely within a predetermined angle range.
  • the second blade body 4 is provided so as to extend in the opening and closing direction of the second blade body 4 so that the blade portion 3 of the second blade body 4 always overlaps the protective plate 10.
  • the protection plate 10 is provided only on the first blade body 2, but it may be provided only on the second blade body 4, or may be provided on the first and second blade bodies 2, 2. It may be provided in both of the four.
  • the protective plate provided on the second blade body 4 is provided with the first blade body 1 so that the blade portions 1 of the first blade body 2 that open and close within a predetermined angle range always overlap. It is provided extending in the opening and closing direction of the blade body 2.
  • the first blade body 2 and the protection plate 10 are formed by one member, but they may be formed as separate members and combined.
  • FIG. 2 is a diagram showing scissors according to another embodiment of the present invention.
  • FIG. 2 (B) is a cross-sectional view taken along the line I-I of FIG. 2 (A), and FIG. — Figure 2 (D) is a cross-sectional view along the line II.
  • the protection plate 1 has a limiting surface 9 formed facing the blade 1 of the first blade 2 and forming a predetermined gap with the blade 1. 0 force Provided on the first blade 2.
  • the protection plate 10 is provided with a cover 11 in parallel with the protection plate 10 so as to cover the second blade 4, and the end face of the force-pa unit 11 is a second limiting surface. 1 and 2.
  • the second blade 4 moves between the protective plate 10 and the cover 11, and the gap other than the gap formed by the first blade 1 and the limiting surfaces 9 and 12.
  • the second blade 4 is not exposed to the outside, so that it is safer.
  • FIG. 3 is a diagram showing scissors according to another embodiment of the present invention.
  • the first blade 2 and the protection plate 10 are composed of one member, and the first blade
  • the tip of 2 is connected to the protective plate 10 and the gap formed by the blade 1 and the limiting surface 9 has a closed hole shape.
  • a scissor for use in which a new object to be cut such as a nail clipper is inserted from a lateral direction loses the function of cutting the object to be cut.
  • the tip shape of the first blade body 2 can be rounded while securing a sufficient area at the tip end, so that safety can be further enhanced.
  • FIG. 4 is a diagram showing scissors according to another embodiment of the present invention
  • FIG. 4 (B) is a cross-sectional view taken along line III-III of FIG. 4 (A).
  • the first blade body 2 and the protection plate 10 are configured separately from each other, and the protection plate 10 is provided with a clearance between the first blade portion 1 and the first blade portion 1.
  • the first blade body 2 is provided on the first blade body 2 so that the first blade body 2 can freely move in a direction in which the width dimension is changed. That is, in the case shown in the drawing, the first blade body 2 is provided with a plurality of screw holes 13 in a direction in which the width dimension of the gap changes stepwise.
  • the method of fixing the protection plate 10 to the first blade 2 is not limited to the method shown in FIGS. 4 (A) and 4 (B).
  • a guard 15 is provided at the tip
  • a slotted projection 15 is provided on the protective plate 10
  • the projection 15 is attached to the mounting hole 1
  • the protective plate 10 may be fixed to the first blade body 2 by press-fitting it into the 3a.
  • the hook 15a provided at the end of the projection 15 opens and engages with the mounting hole 13a. Fixed to the blade body 2.
  • the engaged state of the hook 15a and the mounting hole 13a can be easily released by pinching the hook 15a, so select the mounting hole 15a for press-fitting the projection 15 Thereby, the width of the gap can be easily changed according to the thickness of the object to be cut.
  • the gap is changed stepwise according to the positions of the screw holes 13 (mounting holes 13a) provided on the first blade body 2.
  • the screw hole 13 of the blade body 2 may be made one, and the protective plate 10 may be formed with an elongated hole so that it can be fixed at an arbitrary gap using a fixing screw.
  • FIG. 5 is a view showing scissors according to another embodiment of the present invention.
  • a connecting portion 5 between the first blade body 2 and the second blade body includes first and second blade bodies 2 and 4.
  • Force par surface that covers one side of A protection plate 10 having a slit 17 for inserting an object to be cut is provided.
  • the first and second blades 1 and 2 are formed so that the blade 1 of the first blade 2 and the blade 3 of the second blade 4 that are opened and closed within a predetermined angle range are always covered.
  • the blades 2, 4 extend in the opening and closing directions. As a result, it is possible to prevent foreign matter having a width larger than the gap of the slit 17 from being caught between the first and second blade portions 1 and 3.
  • the protection plate 10 is provided so as to cover one surface of the first and second blades 2 and 4, but may be provided so as to cover both surfaces thereof.
  • the slit 17 may have a closed hole shape such as a gap shown in FIG.
  • the present invention is not limited to the above-described embodiment, and can be variously modified without departing from the gist thereof.
  • the present invention can be applied to scissors having no connecting portion 5.
  • the protection plate 10 may be provided with a hole having a size or shape that does not impair safety.
  • the present invention can be industrially used as a technology for safely using scissors.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Scissors And Nippers (AREA)

Abstract

Un premier corps de lame (2) doté d'une première partie de lame (1) et d'une seconde partie de lame (4) avec une seconde partie de lame pour couper un objet à couper en coopération avec la première partie de lame (1) sont reliées de manière ouverte/fermée au moyen d'une partie de connexion (5). Le premier corps de lame (2) possède une plaque de protection (10) disposée de manière à faire face à la partie de lame (1). La plaque de protection (10) possède une face de limitation (9), et un creux dans lequel l'objet à couper est inséré est formé entre la face de limitation (9) et la partie de lame (1). Une partie de lame (3) du second corps de lame (4) est disposée de manière à être ouverte/fermée selon un angle prédéterminé, et la plaque de protection (10) s'étend dans le sens d'ouverture/fermeture du second corps de lame (4) de manière que la partie de lame (3) du corps de lame (4) soit toujours sur la plaque de protection (10).
PCT/JP2003/014151 2002-11-08 2003-11-06 Ciseaux WO2004041488A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002361495A JP2004160108A (ja) 2002-11-08 2002-11-08 はさみ
JP2002-361495 2002-11-08

Publications (1)

Publication Number Publication Date
WO2004041488A1 true WO2004041488A1 (fr) 2004-05-21

Family

ID=32310779

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2003/014151 WO2004041488A1 (fr) 2002-11-08 2003-11-06 Ciseaux

Country Status (2)

Country Link
JP (1) JP2004160108A (fr)
WO (1) WO2004041488A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017006012A1 (fr) * 2015-07-09 2017-01-12 Safran Electrical & Power Outil de coupe manuel
RU2818237C1 (ru) * 2020-08-11 2024-04-26 Михаил Андреевич Новиков Ножницы для околошовного реза (варианты)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57132659U (fr) * 1981-02-14 1982-08-18
JPS57132660U (fr) * 1981-02-14 1982-08-18
JPH0325536U (fr) * 1989-07-22 1991-03-15
JPH0370507U (fr) * 1989-11-15 1991-07-16
JPH0388463U (fr) * 1989-12-26 1991-09-10

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57132659U (fr) * 1981-02-14 1982-08-18
JPS57132660U (fr) * 1981-02-14 1982-08-18
JPH0325536U (fr) * 1989-07-22 1991-03-15
JPH0370507U (fr) * 1989-11-15 1991-07-16
JPH0388463U (fr) * 1989-12-26 1991-09-10

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017006012A1 (fr) * 2015-07-09 2017-01-12 Safran Electrical & Power Outil de coupe manuel
FR3038540A1 (fr) * 2015-07-09 2017-01-13 Labinal Power Systems Outil de coupe manuel
RU2818237C1 (ru) * 2020-08-11 2024-04-26 Михаил Андреевич Новиков Ножницы для околошовного реза (варианты)

Also Published As

Publication number Publication date
JP2004160108A (ja) 2004-06-10

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