JP5507977B2 - Waist size adjuster - Google Patents

Description

  The present invention mainly relates to a waist size adjuster that is used by being attached to a waist portion in order to adjust the waist size of trousers, skirts, etc., and that allows these sizes to be adjusted within a certain range.

2. Description of the Related Art Conventionally, waist size adjusters that can adjust the waist size of clothes such as trousers or skirts are known.
For example, a belt in which adjustment protrusions are arranged at predetermined intervals, a base body in which insertion holes for belts are provided horizontally and mounting portions are provided on a substrate, and movable in a form perpendicular to the insertion holes to be engaged with and disengaged from adjustment protrusions. It is formed from an operation part with a locking projection that is possible, the operation part is a flat plate with a head on the upper side, an insertion piece protruding from the lower end of the head, and elastic legs on both sides of the insertion piece The insertion portion for inserting the insertion piece is provided at the bottom of the base, and the holding portion for holding the tip of the elastic leg is provided on both sides of the insertion portion. The insertion portion is directed upward from the bottom. The holding part is formed of a side wall and a bottom part on both sides of the insertion part, and when the head of the operation part is pressed, the tip end of the elastic leg part covers the side wall. 2. Description of the Related Art A waist size adjuster is known that an elastic leg is formed so as to be elastically deformable by pressing (for example, Patent Document 1). Irradiation).

Japanese Patent No. 4251957

  In this configuration, when the fabric to be attached to the belt is thin, a space is generated between the substrate and the fabric, and there is a risk that the adjustment protrusion and the operation portion may rattle or contact noise may occur. Also, if the space for the insertion hole is made small in order to attach a thin fabric, it becomes difficult to insert a thick fabric with a belt attached through the insertion hole. Therefore, it is necessary to provide several types of bases according to the thickness of the cloth to be attached, and there is a risk that the management at the time of manufacture becomes complicated and the cost increases.

  Therefore, the present invention solves such problems, and is mainly used by attaching to the waist part to adjust the waist size of trousers and skirts, and these sizes can be adjusted within a certain range. In addition, an object of the present invention is to provide a waist size adjuster that secures the insertion hole of the base regardless of the thickness of the fabric to be attached.

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In order to solve the above problems, the waist size adjuster according to the first aspect of the present invention includes a belt in which adjustment protrusions are arranged at predetermined intervals, a belt insertion hole and a mounting portion. A lower end surface of a through hole formed in an upper end portion of the base body, and an operation portion formed of a base portion provided and an operation portion including a locking protrusion that is movable perpendicularly to the insertion hole and that can be engaged and disengaged. In the waist size adjuster that engages with the engaging portion that protrudes from the head to the one end surface side, the operating portion extends from the lower end of the head to a base portion that includes a locking projection, A leg portion having elasticity is formed by extending from the lower end of the portion, the leg portion of the operation portion is formed in a substantially square shape, the contact piece located below is formed in parallel with the bottom portion, and the base mounting portion By projecting the elastic curved part toward the covering part and pressing the head of the operation part, Legs to press the upper end surface of the part is characterized in that屈設.

According to a second aspect of the present invention, the waist size adjuster according to the first aspect of the present invention is the waist size adjuster according to the first aspect , wherein the base is provided with a through hole in the covering portion of the base and faces the locking projection. The guide part protrudes from the end surface of the part, and the guide part is fitted into the through hole.

A waist size adjuster according to claim 3 of the present invention is the waist size adjuster according to claim 1 or 2 , wherein the waist size adjuster includes a groove portion that houses the operation portion at the bottom of the base. .

The waist size adjuster according to claim 4 of the present invention is the waist size adjuster according to any one of claims 1 to 3, wherein the curved portion of the base is provided with a rib. is there.

In the invention relating to the waist size adjuster according to the first aspect, since the elastic curved portion is protruded in the covering portion direction in the base attaching portion, the waist portion of the trousers or the like to which the belt is attached is thick. However, since the bending portion is elastically deformed, there is no possibility that it is difficult to insert the belt into the insertion hole. As a result, the insertion hole of the base can be secured without being affected by the thickness of the fabric of the waist portion, so there is no need to provide several types of bases according to the thickness of the fabric to be attached, and management at the time of manufacture is possible It becomes easy and the cost can be reduced.

And the leg part of the operation part is formed in a substantially square shape, and the contact piece located below is formed in parallel with the bottom part, so that the leg part does not slide relative to the bottom part when the operation part is pressed. Since the entire surface of the contact piece makes surface contact, it can be used for a long time without causing wear due to sliding.

Moreover, in the invention which concerns on the waist size adjuster of Claim 2 , in the waist size adjuster of Claim 1 , a through-hole is provided in the covering part in a base | substrate, and the base part facing a latching protrusion is provided. Since the guide portion protrudes from the end face and the guide portion is fitted into the through hole, the operation portion can be moved in a state along the through hole, and can be moved smoothly without rattling. .

Moreover, in the invention which concerns on the waist size adjusting tool of Claim 3 , in the waist size adjusting tool of Claim 1 or Claim 2 , since the groove part which accommodates an operation part in the bottom part of a base | substrate is provided, an operation part is provided. It is supported at the lower end and can be moved in a stable state.

Further, in the invention relating to the waist size adjuster according to claim 4 , in the waist size adjuster according to any one of claims 1 to 3, since the rib is provided on the curved portion of the base, When the portion is thick, the curved portion that is elastically deformed can be reinforced.

It is a perspective view of the component of the waist size adjustment tool in the Example of this invention. It is (a) rear view of the base | substrate which comprises the waist size adjustment tool in the Example of this invention, and (b) AA sectional drawing. It is the (a) perspective view of the operation part which comprises the waist size adjustment tool in the Example of this invention, and (b) BB sectional drawing. FIG. 6 is a DD reduced cross-sectional view in FIG. 5 before operating the operation part of the waist size adjuster in the embodiment of the present invention. It is CC expanded sectional drawing in FIG. 4 before operating the operation part of the waist size adjustment tool in the Example of this invention. FIG. 8 is a FF reduced cross-sectional view in FIG. 7 after operating the operation portion of the waist size adjuster in the embodiment of the present invention. It is EE expanded sectional drawing in FIG. 6 after operating the operation part of the waist size adjustment tool in the Example of this invention.

  Hereinafter, a waist size adjuster according to an embodiment of the present invention will be described with reference to the drawings.

  An embodiment of the waist size adjuster of the present invention will be described with reference to FIGS. As shown in FIG. 1, a waist size adjuster 1 according to an embodiment of the present invention includes a base 2 installed on one waist such as trousers, an operation part 3 engaged with the base 2, and the other waist part. 5 is constituted by a belt 4 installed on the belt.

  As shown in FIGS. 1 and 2, the base body 2 is formed of a thermoplastic resin such as nylon, and has an attachment portion 2a, an upper end portion 2b and a bottom portion 2c formed by protruding from the attachment portion 2a, and an upper end portion 2b and a bottom portion 2c. The side portion 2d and the covering portion 2e that are continuously provided are integrally formed.

  The attachment portion 2a is formed in a substantially rectangular plate-like body, and an upper end portion 2b and a bottom portion 2c are formed to project from upper and lower end portions of one end surface. Further, the upper end portion 2b and the bottom portion 2c are continuously formed so that the covering portion 2e having a substantially rectangular through hole 2h in the vertical direction faces the mounting portion 2a. Further, a side portion 2d is formed so as to protrude from the covering portion 2e toward the attachment portion 2a and to connect the upper end portion 2b and the bottom portion 2c. Between the side part 2d and the attachment part 2a, an insertion hole 2f for inserting the belt 4 in the left-right direction is formed, and a substantially rectangular through hole 2g is formed at the upper end part 2b.

  A curved portion 2i formed in an arcuate shape so as to have elasticity is provided in a substantially central portion of the mounting portion 2a so as to protrude toward the covering portion 2e. As shown in FIG. 2A, the curved portion 2i Two ribs 2j for reinforcement in the vertical direction are provided at a predetermined interval. The curved portion 2i has a width substantially equal to the width of the covering portion 2e, and is formed to face the covering portion 2e.

  Further, as shown in FIG. 2B, a groove 2k is provided in a recessed manner on the upper end surface of the bottom 2c on the covering portion 2e side inside the base 2. The groove portion 2k is provided to support the operation portion 3 inserted through the upper through hole 2g at the lower end.

  As shown in FIGS. 1 and 3, the operation portion 3 is formed of a thermoplastic resin such as polyacetal, and has a head 3 a having a size that can be inserted into the through hole 2 g of the upper end 2 b of the base 2, and below the head 3 a. A base portion 3b extending to the bottom and a leg portion 3c extending downward from the base portion 3b are integrally formed.

  An engaging portion 3d that protrudes toward one end surface is provided at a substantially central portion of the head 3a. A base portion 3b formed through a step portion so as to be thinner than the head portion 3a is provided with a guide portion 3e that protrudes toward the other end surface facing the engaging portion 3d. Further, on the base part 3b on the same surface side as the engaging part 3d, locking protrusions 3f that coincide with the adjustment protrusions 4a in the belt 4 are formed to protrude, for example, at four locations. Further, from one end of the base portion 3b in the width direction, a leg portion 3c is extended in a substantially square shape so as to be elastically deformable. Of the pieces constituting the substantially leg-shaped leg 3c, the contact piece 3g located on the lower side is formed in the horizontal direction so as to be fitted into the groove 2k in the base 2 and to be in contact with the entire surface.

  As shown in FIG. 1, the belt 4 is a long belt-like body, and is formed of a thermoplastic resin such as nylon, and has an adjustment protrusion 4 a that protrudes at a predetermined interval and is arranged in two upper and lower stages. It becomes. The adjustment protrusion 4a installed on one end surface is formed in a substantially rectangular shape, for example, and the other end surface is attached with a waist portion 5 such as trousers by sewing or the like.

  The components formed in this way are assembled as shown in FIGS. Specifically, in a state where the guide portion 3e in the operation portion 3 is disposed on the covering portion 2e side in the base body 2, the operation portion 3 is inserted from the leg portion 3c into the through hole 2g of the upper end portion 2b in the base body 2, The contact piece 3g of the leg 3c is inserted into the groove 2k to support the lower end, the guide 3e is inserted into the through hole 2h in the covering portion 2e, and the engaging portion 3d is inserted into the lower end surface of the upper end 2b of the base 2 Abut. Thereby, it is prevented that the operation part 3 pulls out upwards, both engage, and the waist size adjustment tool 1 is assembled.

  The waist size adjuster 1 assembled in this way is used as shown in FIGS. In a state in which the base body 2 having the operation portion 3 fitted in one waist portion (not shown) of trousers or the like is attached by sewing or the like, as shown in FIGS. 6 and 7, the head portion 3a of the operation portion 3 is viewed from above. By pressing, the entire surface of the contact piece 3g is brought into contact with the groove 2k, the leg 3c is bent, and the entire operation unit 3 is positioned downward. As a result, the position of the locking projection 3f also moves downward, so that the adjustment projection 4a of the belt 4 does not come into contact with the locking projection 3f, and the belt 4 attached to the other waist 5 is attached to the base 2 It can be inserted through the insertion hole 2f.

  When the pressure on the head 3a is released, the operating portion 3 is moved upward by the elastic force of the leg portion 3c of the operating portion 3 as shown in FIGS. It will be in the state contact | abutted with the lower end surface of the part 2b. In this state, since the locking projection 3f is positioned in the gap between the adjustment projections 4a adjacent in the left-right direction, the belt 4 cannot be moved in the left-right direction, and the waist size can be maintained. By repeating these steps, the waist size can be adjusted.

  As described above, according to the waist size adjuster 1 according to the embodiment of the present invention described above, the attachment portion 2a of the base body 2 has the curved portion 2i that is elastic and has an arcuate shape, and therefore the waist to which the belt 4 is attached. Even when the portion 5 is thick, the bending portion 2i is elastically deformed, so that there is no possibility that the belt 4 is hardly inserted into the insertion hole 2f. Thereby, since the insertion hole 2f of the base body 2 can be secured without being affected by the thickness of the fabric of the waist portion 5, it is not necessary to provide several types of base bodies 2 according to the thickness of the fabric to be attached. Time management becomes easy and the cost can be reduced.

  Further, since the contact piece 3g of the leg 2c is formed in parallel to the groove 2k of the bottom 2c in the base body 2, it can be brought into contact with the entire surface of the contact piece 3g in a stable state. Furthermore, since the guide portion 3e of the operation portion 3 is fitted into the through hole 2h of the covering portion 2e in the base 2, the guide portion 3e can be moved along the through hole 2h when the operation portion 3 is movable. It can be moved smoothly without rattling. Further, when the operation portion 3 is pressed, the leg portion 3c does not slide with respect to the bottom portion 2c, but comes into surface contact with the entire surface of the contact piece 3g, so that it can be used for a long time without causing wear due to sliding. can do.

  In the present embodiment, the adjustment projection 4a on the belt 4 and the locking projection 3f on the operation unit 3 can be arranged in a single stage to make the whole compact. Furthermore, the leg part 3c in the operation part 3 can also be extended, for example from a substantially center part etc., without extending from the edge part of the width direction in the base 3b.

DESCRIPTION OF SYMBOLS 1 Waist size adjustment tool 2 Base | substrate 2a Mounting part 2b Upper part 2c Bottom part 2d Side part 2e Covering part 2f Insertion hole 2g, 2h Through-hole 2i Curved part 2j Rib 2k Groove part 3 Operation part 3a Head part 3b Base part 3c Leg part 3d Engagement part 3e Guide part 3f Locking protrusion 3g Contact piece 4 Belt 4a Adjustment protrusion 5 Waist part

Claims (4)

A belt having adjustment protrusions arranged at predetermined intervals, a base having a belt insertion hole and provided with a mounting part, and a locking protrusion that is movable perpendicular to the insertion hole and can be engaged with and disengaged from the adjustment protrusion. In the waist size adjuster formed by the operation portion, the lower end surface of the through hole formed in the upper end portion of the base body and the engagement portion formed to protrude from the head portion of the operation portion toward the one end surface side are engaged. ,
The operation part extends from the lower end of the head part a base part provided with a locking projection,
It is formed by extending a leg portion having elasticity from the lower end of the base portion,
The leg part of the operation part is formed in a substantially square shape, the contact piece located below is formed in parallel with the bottom part ,
Projecting a curved portion having elasticity to the mounting portion of the base body in the direction of the covering portion;
A waist size adjuster characterized in that a leg portion is bent by pressing an upper end surface of a bottom portion of a base body by pressing a head portion of an operation portion. The waist size adjuster according to claim 1 , wherein a through hole is provided in the covering portion of the base body, the guide portion is protruded from an end surface of the base portion facing the locking projection, and the guide portion is fitted into the through hole. The waist size adjuster according to claim 1 or 2 , further comprising a groove portion that accommodates the operation portion at a bottom portion of the base body. The waist size adjuster according to any one of claims 1 to 3 , wherein the curved portion of the base body is provided with a rib.

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