JP2000139527A - Fitting for accessory - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fitting for accessory with which handling is facilitated and further fixing can be surely performed. SOLUTION: A recessed groove 5 is formed on a main body 3a of metal fitting, a stopper pin 9 is arranged across the recessed groove 5, and a projecting engage part 9d is formed on one end side of the stopper pin 9 while being expanded. Then, the stopper pin 9 is attached to freely slide so that the projecting engage part 9d can appear/disappear inside the recessed groove 5, and energized by a spring so that the projecting engage part 9d can be ordinarily protruded inside the recessed groove 5. Then, a stopper 3b is provided so as to be inserted/ejected to/from the recessed groove 5, a slit is formed at the top end part so as not to hit the stopper pin 9 at the time of inserting, and an engage groove 15 to be engaged with the projecting engage part 9d of the stopper pin 9 is formed at one part of the slit.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener for connecting both ends of an accessory such as a necklace or a bracelet to form a ring.

[0002]

2. Description of the Related Art For example, when hanging a necklace around a neck,
Hold the two ends and turn them behind the neck, stop the fittings at both ends and connect them. In this way, these accessories can be formed in an annular shape by connecting them with the fasteners.

As described above, the stopper is difficult to see,
For ease of handling, for example, one shown in FIG. 7 is implemented. This is to form a concave groove in a metal fitting body 25 provided at one end of the accessory, and insert and stop a stopper 26 provided at the other end thereof. At the time of insertion, the pressing piece 27 formed on the stopper 26 is pushed outward. The stopper 26 and the metal fitting body 25 can be easily released and released by pushing the lower part downward.

[0004]

However, according to the above-mentioned stopper, when it is attached to a fragile item such as a pearl necklace, the pushing piece 27 is likely to come into contact with the surface of the pearl 28 when pushed in. I could get hurt.

Further, if the stopper 26 is erroneously turned upside down and inserted into the bracket main body, the stopper 26 may not be able to come off, so that caution is required.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems and to provide an accessory fastener which is easy to handle and can be securely fastened.

[0007]

In order to solve the above-mentioned problems, an accessory fastener according to the present invention is a fastener for connecting both ends of an accessory such as a necklace, and is attached to one end. With the bracket body
And a stopper attached to the other end so as to be able to be inserted into and removed from the fitting main body, and the following requirements are satisfied. (B) A groove is formed in the metal fitting body, a stop pin is arranged so as to cross the groove, and an engagement protrusion is formed to bulge at one end of the stop pin. The pin is slidably mounted so that the engaging protrusion projects into and out of the groove, and is always spring-biased so that the engaging protrusion projects into the groove. C) A stopper is provided in the concave groove so as to be able to be inserted and removed, and a slit is formed at the tip end so as not to hit the stop pin at the time of insertion. Forming engagement groove to engage

[0008] The accessory fastener according to the present invention is a fastener for connecting both ends of an accessory such as a necklace, and includes a fitting body attached to one end and a fitting body attached to the other end. It may be configured to include a stopper attached and detachably provided to the fitting main body, and to satisfy the following requirements. (B) A groove is formed in the metal fitting body, and an opening that opens to the outside is formed in a part of the groove wall of the groove. (B) A stopper is provided in the groove so as to be removable. (C) An engagement piece that is movable in the direction perpendicular to the insertion / removal direction and is always urged to protrude outside the stopper is provided inside the stopper ( D) A part of the engaging piece is arranged so as to engage with the opening of the fitting body when the stopper is inserted.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIG. 1, reference numeral 1 denotes a necklace. 2 is a pearl. The necklace 1 is provided with a silver stopper 3 for connecting both ends.

The metal fastener 3 is composed of a metal body 3a attached to one end of the necklace 1 and a metal fastener 3b attached to the other end of the necklace 1 and detachably provided to the metal body 3a. I have.

The metal fitting body 3a is a block having an appropriate design, as shown in FIG. 2, provided with a lid 4 which can be opened and closed, and formed with a concave groove 5 opened on the side surface. Further, a first insertion hole 6 and a second insertion hole are formed so as to cross the concave groove 5. The first insertion hole 6 is formed through and the second insertion hole 6 is formed.
The insertion hole 7 has a bottom. A coil spring 8 is arranged at the bottom of the second insertion hole 7. A stop pin 9 is inserted and arranged in the first insertion hole 6 and the second insertion hole 7.

The intermediate portion 9a of the retaining pin 9 is formed in a plate-like and elongated shape, and both side portions of the elongated portion are formed in a columnar shape. An elongated hole 10 is formed in one of the longer cylindrical portions 9b. An engagement protrusion 9d is formed to protrude from the shorter cylindrical portion 9c of the intermediate portion 9a. Also, the retaining pin 9 is inserted into the first insertion hole 6 with the shorter cylindrical portion 9c first,
Further, it is inserted into the second insertion hole 7. Further, a pin hole 12 of a fixing pin 11 for stopping the lid 4 is formed in the front and back directions of the metal fitting body 3a. The fixing pin 11 is the pin hole 12
, And further pass through the long hole 10 of the stopper pin 9 inserted in the first insertion hole 6, and is fixed to the lid 4.

Thus, the retaining pin 9 is slidably mounted so that the engaging projection 9d is protruded and retracted into the concave groove 5, and the cylindrical portion 9c is always inserted into the concave groove 5 by the coil spring 8. It is urged to protrude.

Next, the stopper 3b is large enough to be inserted into and removed from the concave groove 5, and the tip 13 is tapered.
Further, a slit 14 is formed in the distal end portion 13.
The width of the slit 14 is set to be larger than the thickness of the elongated portion 9a of the stopper pin 9 and smaller than the cylindrical portions 9b and 9c. An engagement groove 15 is formed on both sides of the base of the slit 14 to engage with the engagement protrusion 9 d of the retaining pin 9.

With the above structure, when the necklace 1 is worn, the stopper 3b may be inserted into the groove 5 of the metal fitting body 3a as shown in FIGS. 3 (a) and 3 (b). Since the slit 14 is formed at the tip of the inserted stopper 3b, the slit 14 avoids the stop pin 9, so that the stop 3b hits the stop pin 9 and does not stop. Stopper 3
Although the tip of b is tapered, the width of the slit 14 is smaller than the engaging projection 9d of the stopper pin 9, so that the cylindrical portion 9c is formed at the tip of the stopper 3b as shown in FIG. As the stopper 3b enters the side surface, the engaging projection 9d is pushed out of the groove 5 against the coil spring 8 and pushed into the second insertion hole 7 as the stopper 3b enters. However, when the stopper 3b reaches the entry end, the engaging projection 9d corresponds to the engaging groove 15, so that the cylindrical portion 9c is again formed by the coil spring 8 into the concave groove 5 as shown in FIGS. Projecting inward and engaging with the engagement groove 15. At this time, the end 16 on the opposite side of the locking pin 9 protrudes from the first insertion hole 6 to the outside.

After the engaging projection 9d is engaged with the engaging groove 15, even if the catch 3b is to be pulled out, the catch 3b cannot be pulled out. Are connected and held in an annular shape.

When the necklace 1 is removed, the stopper 3 is pushed in while the protrusion 16 of the stopper pin 9 shown in FIG.
b can be subtracted. When the stopper pin 9 is pushed in, the engaging protrusion 9d is retracted from the concave groove 5 and pushed into the second insertion hole 7, so that the engagement between the engaging protrusion 9d and the engaging groove 15 is released. The stopper 3b can be easily pulled out of the metal fitting body 3a.

As described above, according to the above-mentioned stopper 3, the fastening operation is very simple, and the fastening can be securely performed.

Since the stopper 3b is formed symmetrically, it is the same even if it is inserted upside down. Therefore, there is no need to take extra care when attaching and detaching. In addition, since the locking pin 9 does not hit the pearl 2 at the time of insertion and removal, there is no fear that the surface of the pearl 2 is damaged.

Next, FIG. 5 shows an example of a fastener for another accessory, which is also composed of a fastener body 3a and a fastener 3b.

The metal fitting body 3a is formed in a box shape, and has a concave groove 5 formed therein. The concave groove 5 is opened on the side opposite to the side connected to the necklace 1. Further, both sides of a part of the groove wall of the concave groove 5 are open to the outside, and an opening 17 is formed.

Next, the stopper 3b is large enough to be inserted into and removed from the concave groove 5, and has a cavity 18 formed therein. One side of the cavity 18 corresponds to the opening 17 of the metal fitting body 3a. An exposure port 19 is formed. In the hollow portion 18 of the stopper 3b, there is provided an engagement piece 20 which is movable in a direction orthogonal to the insertion / removal direction and is always urged to protrude outside the stopper 3b. The engagement piece 20 is convex, and the central projection 21 is urged by a coil spring 22 so as to always protrude from the exposure port 19 as shown in FIG.

With the above configuration, when the necklace 1 is mounted, the stopper 3b may be inserted into the groove 5 of the metal fitting body 3a while pushing the projection 21. When the stopper 3b reaches the entry end, the exposure port 19 of the stopper 3b is aligned with the opening 17 of the fitting main body 3a as shown in FIG. It protrudes so as to engage with the portion 17.

After the projection 21 is engaged with the opening 17, even if the user tries to pull out the stopper 3b, the stopper 3b cannot be pulled out. , Hold in a ring.

When removing the necklace 1, the stopper 3b may be pulled while pushing the projection 21 of the stopper 3b. When the stopper 3b is pushed in, the protrusion 21 is opened.
, And is pushed into the exposure opening 19 of the stopper 3b, so that the engagement between the projection 21 and the opening 17 is released, and the stopper 3b can be easily pulled out from the metal fitting body 3a.

The fastening operation is also very simple, and the fastening can be securely performed by the above-described fastener 3.

Since the opening 17 of the stopper 3 is formed on both sides, even if the stopper 3b is inserted upside down, the projection 21 of the engaging piece 20 is inserted into one of the openings 17. It is engaged and stopped. Therefore, there is no need to take extra care when attaching and detaching. In addition, since the stopper 3b does not hit the pearl 2 at the time of insertion and removal, there is no fear that the surface of the pearl 2 is damaged.

Further, the above-mentioned stoppers can be applied not only to necklaces but also to accessories such as bracelets.

[Brief description of the drawings]

FIG. 1 is a perspective view of an accessory fastener according to the present invention.

FIG. 2 is an exploded perspective view of a bracket main body.

FIGS. 3 (a) and 3 (b) are longitudinal sectional views in the middle of fastening work of a fastener.

FIGS. 4 (a) and (b) are vertical cross-sectional views when a stopper is fastened.

FIG. 5 is a perspective view of a fastener of another example of an accessory.

FIG. 6 is a vertical cross-sectional view showing a fastening mode of a stopper.

FIG. 7 is a perspective view of a conventional fastener.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 3 Stop metal fitting 3a Metal fitting body 3b Stopping tool 5 Recessed groove 9 Lock pin 9d Engagement projection 14 Slit 15 Engagement groove 17 Opening 20 Engagement piece

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[Procedure amendment]

[Submission Date] February 18, 2000 (2000.2.1
8)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0008

[Correction method] Change

[Correction contents]

[0008] The accessory fastener according to the present invention is a fastener for connecting both ends of an accessory such as a necklace. It may be configured to include a stopper attached and detachably provided to the fitting main body, and to satisfy the following requirements. (B) A groove is formed in the metal fitting body, and a groove wall is formed in the groove.
Openings that open to the outside are formed on both sides of a part of the
That is (b) stop the inside of it is provided to be inserted into and extracted from said groove (c) above stop, movable in a direction perpendicular to the insertion and removal direction, the outside always stop An engaging piece urged so as to protrude is provided. (D) A part of the above-mentioned engaging piece is arranged so as to engage with the opening of the metal fitting body when the stopper is inserted.

[Procedure amendment 3]

[Document name to be amended] Statement

[Correction target item name] 0021

[Correction method] Change

[Correction contents]

The metal fitting body 3a is formed in a box shape, and has a concave groove 5 formed therein. The concave groove 5 is opened on the side opposite to the side connected to the necklace 1. Further, both sides of a part of the groove wall of the concave groove 5 are opened to the outside, and the opening portions 17 are formed respectively.
(See Figure 6) .

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0025

[Correction method] Change

[Correction contents]

When removing the necklace 1, the stopper 3b may be pulled while pushing the projection 21 of the stopper 3b. Sudden
When the portion 21 is pushed in , the projection 21 retreats from the opening 17 and is pushed into the exposure opening 19 of the stopper 3b, so that the engagement between the projection 21 and the opening 17 is released, and the stopper 3b is removed. It can be easily extracted from the metal fitting body 3a.

Claims (2)

[Claims] 1. A metal fitting for connecting both ends of an accessory such as a necklace, wherein the metal fitting is attached to one end of the accessory, and the metal fitting is attached to the other end of the accessory so as to be removable therefrom. An accessory fastener comprising the following fastener and having the following requirements. (B) A groove is formed in the metal fitting body, a stop pin is arranged so as to cross the groove, and an engagement protrusion is formed to protrude at one end of the stop pin. The pin is slidably mounted so that the engaging portion protrudes and retracts into the concave groove, and is always spring-biased so that the engaging protrusion projects into the concave groove. The stopper is provided so as to be able to be inserted into and removed from the concave groove, and a slit is formed at the tip so that the stopper does not hit the stopper pin at the time of insertion. Forming engagement groove 2. A metal fitting for connecting both ends of an accessory such as a necklace, the metal fitting being attached to one end, and being detachably attached to the metal fitting attached to the other end. An accessory fastener comprising the following fastener and having the following requirements. (B) A groove is formed in the metal fitting body, and an opening that opens to the outside is formed in a part of the groove wall of the groove. (B) A stopper is provided in the groove so as to be removable. (C) An engagement piece that is movable in the direction perpendicular to the insertion / removal direction and is always urged to protrude outside the stopper is provided inside the stopper ( D) A part of the engaging piece is arranged so as to engage with the opening of the fitting body when the stopper is inserted.