JP3075688U - Buckle for belt - Google Patents

Abstract

(57) [Summary] [Problem] The present invention relates to a belt buckle, which is a buckle attached to a belt such as a waist belt of clothes, a shoulder belt used for a back or a rucksack, and allows a user to attach and detach the belt with one touch. It is convenient and can be done in a short time and securely.The wearer does not have the cramped feeling of denting his or her abdomen when wearing the belt. Make it possible. SOLUTION: A pair of two buckles 2 forming a buckle 2 is provided with an insertion piece 4 protruding from an abutting edge of one buckle half 2A, and the other half of the buckle half 2B is sandwiched by the insertion piece. The spring piece 6 is overlapped with an open end 7 on the abutting edge side, and the insertion piece and the spring piece are provided so as to be disengageable by locking means 9.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a belt buckle, for example, a waist belt wound around the waist of clothes, a backpack, a rucksack, a storage device for carrying audio equipment such as a CD player and an MD player, and even a camera. It is a buckle that is attached to a shoulder belt or the like for carrying a variety of optical devices. By folding the pair of buckle halves in half, attachment and detachment can be performed easily and reliably by one-touch operation.

[0002]

[Prior art]

BACKGROUND ART As a belt buckle used for a waist belt wound around the waist of clothes such as trousers and skirts, there is a belt buckle shown in FIGS. That is, a buckle d is formed by a pair of buckle components b and c attached to both ends a ₁ and a ₂ of the belt a, and one of the buckle components c is provided with a connection protruding from the main body e. A hole i in which a male engaging element g is formed at the tip of the piece f and the other buckle component b has a larger diameter than the engaging element g in the main body h and the engaging element g is loosely fitted; A slit j formed in the longitudinal direction X 'to intersect with the plate surface of the main body h continuously with the hole i, and a housing recess formed on both upper and lower sides of the slit j so as to be able to house the engaging element g. k. The other buckle structure during use of the belt a mounted a male-shaped engagement element g provided on one buckle structure c mounted on one end a ₂ belt a in the other end a ₁ belt a b is loosely fitted in a hole i provided in the hole b, and thereafter, the engaging element g is engaged in the receiving recess k by moving the engaging element g in the longitudinal direction X 'from the hole i to the slit j. The buckle members b and c are connected. Thus, the belt a is mounted. To remove the belt a, the male engaging element g projecting from one of the buckle components c is moved from the accommodation recess k to the hole i via the slit j to the former position, and the hole i Then, the engaging element g is disengaged and the belt a is removed. Thus, the attachment / detachment operation of the belt a is performed.

[0003]

[Problems to be solved by the invention]

However, the conventional belt buckle shown in FIGS. 8 and 9 is _{one of} the buckle components b and c attached to both ends a ₁ and a ₂ of the belt a when the belt a is attached and detached. (c) loosely fitting or unfitting the male engaging element (g) provided on the other buckle structure (b) with the engaging element (g), and connecting the engaging element (g) to the hole (i) and the hole (i). The engaging member g is disengaged from the accommodating recess k by moving in the longitudinal direction X 'crossing the plate surfaces of the buckle members b and c between the slit j opened by the buckle member. Since the operation of attaching and detaching the belt b must be performed, the operation of attaching and detaching the belt a takes a lot of time and labor, which is inconvenient. Usually, while the pair of buckle components b and c are being attached and detached, the engaging element g of one buckle component c is loosely fitted into the hole i provided in the other buckle component b, or Until it is disengaged, the wearer needs to be patient so that the user's abdomen is dented and the operation of attaching and detaching the belt a is performed smoothly and reliably.

The present invention solves the above-mentioned conventional inconvenience, and it is convenient to quickly and reliably perform the attaching and detaching operation of the belt by one-touch operation in a short time, and moreover, when attaching and detaching the belt, the adherent can remove his or her own abdomen. The aim is to provide a belt bag that does not have the inconvenience of being dented and is easy to manufacture and assemble, has good production efficiency, and is sleek in appearance and capable of thin design.

[0005]

[Means for Solving the Problems]

 The present invention has been made in view of the above problem, and a first aspect of the present invention is that a pair of two buckles form a buckle, and a buckle half is provided with an insertion piece protruding from an abutting edge thereof, and the other buckle half has a back surface. A means is adopted in which a spring piece for sandwiching the insertion piece is overlapped with an open end on the abutting edge side, and the insertion piece and the spring piece are detachably provided by a locking means. .

According to a second aspect of the present invention, in the first aspect, a buckle half is formed of a metal material, and the buckle half is provided so as to be able to fold and abut in a direction crossing the face plate. At the time of folding in two to release the engagement, the insertion piece of one buckle half is provided so as to be able to expand the spring piece portion of the other buckle half against a spring biasing force by leverage. Means is characterized in that the locking of the locking means is released.

According to a third aspect of the present invention, there is provided a means according to any one of the first and second aspects, wherein the insertion piece is integrally provided with the one buckle half. .

According to a fourth aspect of the present invention, in any one of the first, second, and third aspects, the spring piece portion is provided integrally with one buckle half. Was adopted.

According to a fifth aspect of the present invention, the locking means includes a locking projection provided on one of the buckle halves and a locking hole or a locking hole provided on the other of the buckle halves such that the locking projection can be engaged. It consists of a locking recess.

[0010]

[Embodiment of the invention]

Hereinafter, specific examples of the embodiment of the present invention will be described with reference to the drawings. A case in which one embodiment of the present invention is applied to a waist belt will be described with reference to FIGS. Reference numeral 1 denotes a belt, and buckle halves 2A and 2B forming one buckle 2 in pairs of metal materials are attached to left and right ends 1a and 1b of the belt 1. The pair of buckle halves 2A and 2B are provided so as to be foldable and abutable in the direction intersecting each face plate as shown by arrows A and A 'in FIG. Of these, one buckle half 2A is formed in a substantially rectangular front as shown in FIG. 2 in this embodiment. Then, the back surface of the buckle halves 2A to the rear surface side to the upper edge and lower bent piece 3a _1, 3a ₂ is bent in a substantially cross 90 degrees, the abutting edges substantially the width of the buckle halves 2A The insertion piece 4 is provided with a slight step s over the direction. The other buckle half 2B is similarly formed in a substantially rectangular front as shown in FIG. Their to buckle halves 2B is bent piece 5a ₁ and the back surface side to the upper edge and lower edge, 5a ₂ is bent in a substantially 90 degrees to the back surface, yet from the rear end to the front of the abutment edge Then, the spring piece portion 6 for holding the insertion piece 4 is folded back, and is openly provided with an open end 7 on the abutting edge side. Further, the insertion piece 4 and the spring piece 6 are provided so as to be disengageable by a locking means 9 (see FIGS. 1 and 5).

In order to release the connection between the buckle halves 2A and 2B, the insertion piece 4 of one buckle half 2A is leveraged when the buckle halves 2A and 2B are folded in half. The spring piece 6 of FIG. 2B is provided so as to be able to expand against the urging force of the spring, the locking of the locking means 9 is released, and the connection is released (see FIG. 7).

As shown in FIGS. 1, 4 and 5, the locking means 9 includes a locking projection 10 having a substantially quadrangular cross section provided on one side of the buckle half 2A as shown in FIGS. Is formed by a locking hole 11 provided on the other side of the buckle half 2B so as to be able to be engaged or a locking recess not shown in the figure, but this is a representative example, and is not limited to the illustrated one.

In order to attach the both ends 1a and 1b of the belt 1 to the buckle halves 2A and 2B, the cam-shaped fixing members 13a and 13b having the continuous toothed blades 12 in the width direction are used as the buckle halves. 2A, the shaft portion 13a ₁ which is provided on the other side the back surface of 2B, 13a _1, 13b _1, 13b ₁ to rotatably provided the cam-shaped fixture 13a by the two ends 1a of more belt 1 with 13b of fastening , 1b may be sandwiched between the buckle halves 2A, 2B, and although not shown, both ends 1a, 1b of the belt 1 are wound around the shaft without using the cam-shaped fixing members 13a, 13b. The two ends 1a and 1b of the belt 1 may be attached to the buckle halves 2A and 2B by wearing.

One embodiment of the present invention is configured as described above. When the wearer wears the belt 1 around the waist of clothes such as trousers and skirts, the back surface of one buckle half 2B is provided. The spring is located between the back end of the buckle half 2B and the spring piece 6 from the open end 7 opening toward the abutment end of the spring piece 6 superposed by folding back from the rear end to the front abutment edge. The insertion piece 4 projecting from the abutting end of the other buckle half 2A against the spring biasing force of the piece 6 is inserted in the axial direction X (see FIG. 2). In this manner, the locking projection 11 provided on the insertion piece 4 of the other buckle half 2A is provided in the locking hole 11 having a substantially quarter-circular cross section provided in the one buckle half 2B or a locking recess (not shown). When the buckle halves 2A and 2B are inserted into the buckle halves 2A and 2B, the buckle halves 2A and 2B abut each other. Are combined, and the work of attaching the waist belt is completed.

During the use of the waist belt, the back pressure of the abdomen of the adherend is applied to the spring piece 6 and the spring biasing force of the spring piece 6 is applied to the insertion piece 4. Since the locking projection 10 provided on the insertion piece 4 of the buckle half 2A is engaged in the locking hole 11 provided at a position corresponding to the spring piece 6 of the other buckle half 2B, The insertion piece 4 is sandwiched between the face plate portion of the buckle half 2B and the spring piece portion 6 to prevent accidental escape, and to reliably prevent the belt 1 from being uncoupled.

Further, in this embodiment, since the buckle halves 2A and 2B are formed of a metal material, a buckle excellent in design can be obtained by exhibiting metallic luster and sharp texture. Of these, one buckle half 2A is formed in a substantially rectangular shape on the front, and the bent pieces 3a ₁ and 3a ₂ are bent at approximately 90 degrees on the back to the upper edge and the lower edge toward the back side. On the edge side, an insertion piece 4 which is sandwiched between the spring pieces 6 of the other buckle half 2B is protruded. Or other buckle half 2B is formed of metal as well, the rear surface bent piece 5a _1, 5a ₂ is bent in a substantially 90 degrees, moreover insertion piece from the rear end to the front of the abutment edge 4 is formed by folding back, so that the outer shape can be made thin and compact. Also, as shown in FIG. 6, the two buckle halves 2A and 2B are integrally connected without the appearance of a seam due to abutment of the abutting edges, as shown in FIG. Become innovative.

In order to remove the waist belt from around the waist of clothes or the like, as shown in FIG. 7, two pairs of buckle halves 2A and 2B are crossed by arrows A and A 'in a direction crossing the face plate. As shown in the drawing, when the locking projection 9 of the locking means 9 is engaged with the locking hole 11 while maintaining the engagement with the locking hole 11, the one buckle half 2A abuts. The insertion piece 4 protruding from the edge is smoothly rotated, and the spring piece 6 overlappingly mounted on the back surface of the other buckle half 2B is expanded by leverage action against the urging force of the spring. go. Then, the locking projection 10 having a substantially quarter-circular cross section is disengaged from the locking hole 11 beyond the locking dead point with respect to the locking hole 11 so that the locking of the locking projection 10 is released. The bond between A and 2B is broken. Thus, the operation of removing the buckle halves 2A and 2B can be quickly and reliably completed by simply folding the pair of buckle halves 2A and 2B in half.

In the above embodiment shown in the drawings, the buckle halves 2A and 2B are shown to be formed in a substantially rectangular front, but the shape is not limited to this, and may be, for example, a front square, a front trapezoid, or a front half. It may be formed in an appropriate shape such as a circle or a front triangle, and is not limited to the shape shown in the figure.

In the embodiment shown in the figure, the spring piece 6 laid on the back surface of the buckle half 2B with an open end 7 at the abutment edge side extends from the rear end of the buckle half 2B to the front abutment edge side. By turning it back and forming it integrally, the manufacturing and assembling steps are omitted, and the production cost and assembly cost are reduced for mass production. However, the spring piece 6 is separate from the buckle half 2B. And may be fixed using appropriate fixing means such as screwing or welding. The shape of the insertion piece 4 and the spring piece 6 for sandwiching the insertion piece 4 is not limited to the shape shown in the figure, but may be freely set.

[0020]

[Effect of the invention]

 As described above, in the first aspect of the present invention, a pair of two buckles form a buckle. A spring piece that sandwiches the insertion piece is overlapped with an open end at the abutting edge, and the insertion piece and the spring piece are provided so as to be able to be engaged and disengaged by locking means. It is convenient because it can be done quickly, quickly and reliably by one touch operation, and the wearer can easily attach and detach without having to feel the cramp of denting his or her abdomen when attaching and detaching the belt. It is easy to attach, the production efficiency is good and the cost is low, and the appearance can be made smart and thin.

According to a second aspect of the present invention, in the first aspect, a pair of buckle halves is formed of a metal material, and the buckle halves are foldable and abutable in a direction crossing the face plate. And the insertion piece of one buckle half is provided so as to be able to expand the spring piece part of the other buckle half by a leverage action against a spring biasing force when folded in two to release the connection. Since the locking of the locking means is released, the pair of buckle halves can be lightly and quickly released by a simple handling operation of folding the pair of buckle halves in half.

According to a third aspect of the present invention, in the first or second aspect, since the insertion piece is integrally formed on one of the buckle halves, it is suitable for mass production and is easy to manufacture and assemble. It can be performed reliably.

According to a fourth aspect of the present invention, in the first, second and third aspects, the spring piece is folded back from the rear end of the other buckle half toward the front butting edge side. Since it is formed, it is suitable for mass production and can be easily and reliably manufactured and assembled.

[Brief description of the drawings]

FIG. 1 is an enlarged cross-sectional view showing an embodiment of a buckle for a belt of the present invention, in which buckle halves are connected to each other.

FIG. 2 is a front view showing a state in which a pair of buckle halves are separated from each other.

FIG. 3 is a plan view showing a state where a pair of buckle halves are separated from each other.

FIG. 4 is a perspective view of a pair of buckle halves viewed from the back side.

FIG. 5 is a cross-sectional view showing a state where a pair of buckle halves are separated from each other.

FIG. 6 is a front view showing a state where a pair of buckle halves are connected to each other.

FIG. 7 is an enlarged cross-sectional view showing a case where a pair of buckle halves are folded in two from a connected state.

FIG. 8 is a front view showing a conventional buckle wound around a waist belt.

FIG. 9 is a cross-sectional view showing a state where the buckle constituting pieces are connected to each other.

[Explanation of symbols]

Reference Signs List 1 belt 1a end 1b end 2 buckle 2A half buckle 2B half buckle 3a ₁ bent piece 3a ₂ bent piece 4 insertion piece 5a ₁ bent piece 5a ₂ bent piece 6 Spring piece 7 Open end 9 Lock Means 10 Locking protrusion 11 Locking hole 12 Toothed blade 13a Cam-shaped fixing bracket 13b Cam-shaped fixing bracket

 ──────────────────────────────────────────────────の Continued on the front page (72) Inventor Kazuo Kikuchi 5-11-21 Negishi, Taito-ku, Tokyo Inside Kikuchi Metal Industry Co., Ltd.

Claims (5)

[Utility model registration claims] 1. A buckle half, which forms a buckle in pairs, has an insertion piece projecting from an abutting edge of one buckle half, and a spring piece holding the insertion piece on the back surface of the other buckle half. A buckle for a belt, wherein a portion is overlapped with an open end on an abutting edge side, and the insertion piece and the spring piece are detachably provided by locking means. 2. A pair of buckle halves are formed of a metal material, and the buckle halves are provided so as to be foldable and abutable in a direction intersecting with the face plate. It is provided that the insertion piece of one buckle half is provided so as to be able to expand the spring piece portion of the other buckle half against a spring urging force by leverage action to release the locking of the locking means. The buckle for a belt according to claim 1, wherein 3. The buckle half according to claim 1, wherein the insertion piece is integrally formed with one of the buckle halves.
The buckle for a belt according to any one of the above. 4. The spring piece portion is formed on the back surface of the other buckle half by folding back from a rear end to a front abutting edge side. The buckle for a belt according to any one of the above. 5. The locking means comprises a locking projection provided on one of the buckle halves and a locking hole or a locking recess provided on the other of the buckle half so that the locking boss can be engaged. The buckle for a belt according to any one of claims 1, 2, 3, and 4.