JPH06154013A - Buckle - Google Patents

Abstract

PURPOSE:To powerfully couple the buckle by fitting the detaining part of an elastic leg, which is formed by curving the front end of a support projectingly provided from the belt mounting part of a mounting member to both sides, to a cylindrical housing having an insertion part at one end, a belt mounting part at the other end and detaining slots and detaining parts at both end surface parts. CONSTITUTION:The belt mounting part 8 is integrally formed at one end of the cylindrical housing 2 and an insert 4a at the other end. The detaining slots 6 and >=1 detaining parts 7 are formed on the inner side on both sides of the housing 2. The belt mounting part 8 is also formed on the mounting member 3 to be mounted to the housing 2 and a support 9 is projectingly provided from the opposite side of the belt. The front end of the support 9 is curved to both sides to form the elastic leg 10. The elastic leg 10 is provided with the detaining step parts 11 and >=1 detaining projecting pieces 12. The detaining projecting pieces 12 are fitted to the skirt parts 13 projectingly provided from both ends of the belt mounting part 8. The mounting member 3 is fitted to the insertion part 4a of the housing 3 and the detaining projecting pieces 12 are detained to the detaining slots 6. As a result, the product which is small in size and has large coupling force and excellent operability is produced.

Description

Detailed Description of the Invention

[0001]

FIELD OF THE INVENTION The present invention relates to a buckle for connecting or disconnecting belts.

[0002]

2. Description of the Related Art Various buckles have been used as conventional buckles. In the one disclosed in Japanese Patent Laid-Open No. 54-31338, slots are formed above and below the center of a flat tubular body as a female member. When fixing the female member and the male member, the elastic arm of the male member is inserted into the tubular body, and the tip of the elastic arm is engaged with the slot. Further, when the female member and the male member are separated, a finger is inserted into the slot and the tip of the elastic arm is strongly pressed and displaced to release the engagement with the slot.

[0003]

In the above-mentioned structure, when used for a heavy carrier such as a belt of a caddy bag, the female member and the male member are pulled by a large load in the direction of separating from each other. However, the force may displace the tip of the elastic arm to disengage the elastic arm, and the belt may be disconnected. In order to solve this problem, it is conceivable to enlarge the body and the elastic arm and increase the elastic force of the elastic arm, but such a structure causes a new problem that the operability deteriorates. To do.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a buckle which is small in size, has good operability, and has a large binding force.

[0005]

The buckle according to claim 1 comprises:
A buckle comprising a casing and a mounting member attached to the casing, wherein the casing is integrally attached to a main body having a rectangular tubular shape in cross section and having an insertion portion at one end, and the other end of the main body. The belt mounting portion includes a locking slot formed on both side surfaces of the main body and one or more locking portions excluding the locking slot, and the mounting member includes the belt mounting portion and the belt mounting portion. A support projecting from
An elastic leg that is curved outward from the tip of the support and extends toward the belt mounting portion side and is inserted into the main body from the insertion portion of the housing, and a locking slot of the housing provided on the elastic leg. Locking step to be locked to and locking to the locking part 1
It is characterized in that it is composed of the above locking projections.

In the buckle of claim 2, the mounting member is
The present invention is characterized in that it has a hakama part that covers a part or the whole of the main body when it is mounted on the housing, and that a locking part for locking the locking projection is formed on the hakama part. The buckle according to claim 3, wherein the housing has a tubular main body having an insertion portion at one end and a locking portion at the other end, and a belt attachment portion integrally attached to the other end of the main body. It is characterized in that one or more locking portions formed on both side surfaces of the main body are provided. The buckle according to claim 4 is characterized in that the housing is provided with elastic pieces for pressing the elastic legs of the mounting members when separating the mounting members mounted on both side surfaces.

[0007]

In the buckle of claim 1, when the elastic leg of the mounting member is inserted from the insertion portion of the main body of the housing, the elastic leg comes into contact with the inner wall portion of the main body and the elastic leg enters while elastically deforming, and the locking step portion. Is locked in the locking slot of the housing and the locking projection is locked in the locking portion, so that the housing and the mounting member are coupled at a plurality of locations. Further, the mounting member has a plurality of locking projections at the distal end portions of the elastic legs locked at the plurality of locking portions of the housing, so that the coupling force is increased. In the buckle according to claim 2, when the mounting member is mounted on the housing, the hakama portion covers the end portion of the main body and the locking projection is locked by the locking portion, so that the mounting member is separated from the housing. Never. According to the buckle of the third aspect, since the locking step portion of the mounting member is locked to the locking portion at the end portion of the housing, the pressing operation of the elastic piece of the housing becomes easy. In the buckle of claim 4, when the mounting member is mounted on the housing, the elastic piece of the housing covers the outside of the locking step portion.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. The buckle 1 includes a housing 2 and a mounting member 3. The housing 2 has a rectangular tubular cross-section and has a housing body 4 having an insertion portion 4a at one end, a belt mounting portion 5 integrally mounted to the other end of the housing body 4, and both sides of the housing body 4. It is composed of a locking slot 6 formed on the surface portion and two holes or concave locking portions 7 formed near the insertion portion 4a. The mounting member 3 is
A belt attachment portion 8 formed at one end, a support body 9 projecting from the center of the side surface of the belt attachment portion 8, a tip of the support body 9 is curved to both sides and extends toward the belt attachment portion 8 side. The elastic leg 10 is provided with a pair of elastic legs 10, a locking step 11 provided at an intermediate portion of the elastic leg 10, and two locking projections 12 provided at the tip of the elastic leg 10. Also,
The mounting member 3 has a hakama 13 projecting from both ends of the belt mounting part 8, and two locking projections 12 are fitted to two locking parts 14 formed on the hakama 13. I am fit.

Next, a procedure for mounting the mounting member 3 on the housing 2 will be described. When the pair of elastic legs 10 of the mounting member 3 are inserted from the insertion portion 4a of the housing body 4, the elastic legs 10 come into contact with the inner wall portion of the housing body 4 and the elastic legs 10 elastically deform and enter. When the mounting member 3 enters to a predetermined position, the pair of elastic legs 10 elastically restores, the locking step portion 11 locks in the locking slot 6 of the housing 2, and the two locking projections 12 engage. It is locked to the stopper 7. The locking projection 12 penetrates the locking portion 7 and projects outward, and is fitted into the two locking portions 14 of the hakama 13 and stopped. Thereby, the mounting member 3
It is connected to the housing 2 via the locking step portion 11 and the two locking projections 12, and the end of the housing 2 is sandwiched by the elastic legs 10 and the hakama 13, and the locking projection 12 forms a hollow shape. It is locked.

When the mounting member 3 is separated from the housing 2,
When both elastic legs 10 are elastically deformed inwardly with fingers, the locking projections 12 come out of the locking portions 14 and the locking portions 7 of the hakama 13, and further, the locking step 11 and the locking slot. 6 is released, the elastic leg 10 is urged by the elastic force in the separation direction along the inclined plate near the locking slot 6, and the mounting member 3 is vigorously separated from the housing 2. Therefore, when the mounting member 3 is separated from the housing 2, the mounting member 3 is separated from the housing 2.

According to the above embodiment, the following effects can be obtained. 1. Since the mounting member 3 is coupled to the housing 2 through the housing 2 at a plurality of positions, that is, the locking step portion 11 and the locking projection 12, the coupling force between the mounting member 3 and the housing 2 is increased. be able to. 2. Since the ends of the housing 2 are sandwiched by the elastic legs 10 and the hakker 13 and locked by the locking projections 12 in the shape of a hollow, the mounting member 3 and the housing 2 are pulled in the direction in which they are separated from each other. However, since the shearing force of the locking projection 12 withstands this tensile force,
The binding force can be significantly increased. 3, since the coupling force between the mounting member 3 and the housing 2 is shared by the locking of the locking step portion 11 and the locking slot 6 and the shearing force of the locking projection 12, the elastic force of the elastic leg 10 is considerably large. The operability is improved because it is not necessary to 4, because the coupling force between the mounting member 3 and the housing 2 can be increased,
Even a small buckle can be applied to the belt of a heavy carrier. 5. Even if the housing 2 and the elastic legs 10 are miniaturized, a strong binding force can be obtained, so that the overall miniaturization can be achieved, and resource saving and cost reduction can be achieved.

FIG. 4 shows a second embodiment of the present invention. The difference from the first embodiment is that the housing main body 4 has a large-diameter portion 4b.
Is formed, and the elastic piece 15 is projected from the large-diameter portion 4b so as to cover the locking slot 6. According to this embodiment, when the mounting member 3 is mounted on the housing 2, the elastic piece 15 covers the outside of the locking step portion 11 and the projection 16 at the tip contacts the outer peripheral surface of the locking step portion 11. By pressing the elastic piece 15, the elastic leg 10 can be elastically deformed.
According to this embodiment, in addition to the effects of the first embodiment, the appearance design can be improved, and since the elastic leg 10 is operated via the elastic piece 15, the elastic piece 15 and the elastic leg 10 are operated.
The sliding effect between the mounting member 3 and the mounting member 3 is improved, and the mounting member 3 can be smoothly removed.

FIG. 5 shows a third embodiment of the present invention. The difference from the second embodiment is that the elastic piece 17 covering the outside of the locking step portion 11 from the belt mounting portion 5 is projected. It was set up.

FIG. 6 shows a fourth embodiment of the present invention. The difference from the first embodiment is that it is engaged with the other end of the housing main body 4, that is, the end opposite to the insertion portion 4a. The part 18 is formed. According to this embodiment, in addition to the effect of the first embodiment, when the locking step portion 11 of the mounting member 3 is locked to the engaging portion 17, the elastic leg 10 projects from the housing body 4, so that the mounting member The effect that the elastic legs 10 can be easily operated when the 3 is separated from the housing 2.

[0015]

The buckle according to the present invention comprises a housing and a mounting member mounted on the housing, the housing having a rectangular tubular section and an insertion portion at one end thereof. A belt mounting portion integrally attached to the other end of the main body, a locking slot and one or more locking portions formed on both side surfaces of the main body, and the mounting member includes a belt mounting portion. Portion, a support body protruding from the center of the side surface of the belt mounting portion, and curvedly extending from the tip of the support body toward the belt mounting portion side on both sides, and inserted into the main body from the insertion portion of the housing. Since it is composed of an elastic leg, a locking step portion provided on the elastic leg for locking the locking slot of the housing, and one or more locking projections for locking the locking portion, In addition, the operability is good, and the binding force can be increased. It exhibits the excellent effect of that.

According to the buckle of the second aspect, since the mounting member is provided with the hakama and the locking projection is locked to the locking part, the coupling force can be remarkably increased. According to the buckle of the third aspect, since the locking step portion of the mounting member locks to the locking portion at the end of the housing end, there is an effect that the operability when separating the mounting member can be improved. Claim 4
Since the buckle is provided with the elastic piece that presses the elastic leg of the mounting member on the housing, it has the effect of improving the appearance and improving the operability.

[Brief description of drawings]

FIG. 1 is an exploded view showing a part of a first embodiment in a cutaway manner.

FIG. 2 is a cross-sectional view showing a mounting process.

FIG. 3 is a cross-sectional view at the time of mounting.

FIG. 4 is a cross-sectional view of the second embodiment during mounting.

FIG. 5 is a sectional view of the third embodiment when mounted.

FIG. 6 is a perspective view of a housing according to a fourth embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 buckle 2 housing 3 mounting member 4 housing body 4a insertion part 5 belt mounting part 6 locking slot 7 locking part 8 belt mounting part 9 support 10 elastic leg 11 locking step part 12 locking protrusion 13 hak part 14 engagement Stop part 15 Elastic piece 17 Elastic piece 18 Locking part

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[Procedure amendment]

[Submission date] December 1, 1992

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0010

[Correction method] Change

[Correction content]

When the mounting member 3 is separated from the housing 2,
When both elastic legs 10 are elastically deformed inwardly with fingers, the locking projections 12 come out of the locking portions 14 and the locking portions 7 of the hakama 13, and further, the locking step 11 and the locking slot. The locking of 6 is released, and the elastic leg 10 is urged by the elastic force along the inclined plate near the locking slot 6 in the separation direction, and the mounting member 3 is vigorously separated from the housing 2 .

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0014

[Correction method] Change

[Correction content]

[0014] Figure 6 shows a fourth embodiment of the present invention, differs from the first embodiment, engaging the opposite end of the other end i.e. the insertion portion 4a of the box body 4 The part 18 is formed. According to this embodiment, in addition to the effect of the first embodiment, when the locking step portion 11 of the mounting member 3 is locked to the engaging portion 17, the elastic leg 10 projects from the housing body 4, so that the mounting member The effect that the elastic legs 10 can be easily operated when the 3 is separated from the housing 2.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0016

[Correction method] Change

[Correction content]

According to the buckle of the second aspect, since the mounting member is provided with the hakama and the locking projection is locked to the locking part, the coupling force can be remarkably increased. According to the buckle of the third aspect, the locking step portion of the mounting member locks with the locking portion of the housing end portion, so that there is an effect that operability when the mounting member is separated can be improved. . In the buckle according to the fourth aspect, since the housing is provided with the elastic piece for pressing the elastic leg of the mounting member, the buckle has an effect that the appearance is improved and the operability can be improved.

Claims (4)

[Claims] 1. A buckle comprising a housing and a mounting member mounted on the housing, wherein the housing has a main body having a rectangular tubular shape in cross section and an insertion portion at one end, and the other end of the main body. The belt mounting portion is integrally mounted, the locking slot formed on both side surfaces of the main body and one or more locking portions excluding the locking slot, and the mounting member is a belt mounting portion. A support body protruding from the belt mounting portion, and an elastic leg curved outward from the tip of the support body and extending toward the belt mounting portion side and inserted into the main body from the insertion portion of the housing. And a locking step portion provided on the elastic leg for locking in a locking slot of the housing, and one or more locking projections for locking the locking portion. 2. The mounting member has a hakama part that covers a part or the whole of the main body when mounted on the housing, and a locking part for locking the locking projection is formed on the hakama part. The buckle according to claim 1, wherein the buckle is provided. 3. The casing has a cylindrical main body having an insertion portion at one end and a locking portion at the other end, a belt attachment portion integrally attached to the other end of the main body, and The buckle according to claim 1, further comprising one or more locking portions formed on both side surfaces of the main body. 4. The buckle according to claim 1, wherein the housing is provided with an elastic piece for pressing the elastic leg of the mounting member.