JP2002028017A - Key holder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a key holder of strong structure in which a key mounting portion does not easily fall off from the key holder. SOLUTION: The key holder has a plate seating 1 fixed to a housing, a bar member 2 fixed to the upper end edge portion of the plate seating 1, a connecting member 3 having a piercing hole through which the bar member 2 is pierced and a long hole, a key mounting portion 4 in a hook form by an elastic wire placed in a suspending manner in the long hole of the connecting member 3, a closed tube 5 for restricting the release end of the elastic wire forming the key mounting portion 4 and for releasing the restriction of the release end when removing a key K from the key mounting portion 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key holder, and more particularly to a key holder having a strong structure in which a key mounting portion does not easily fall off the key holder.

[0002]

2. Description of the Related Art FIG. 10 is a cutaway perspective view showing a main part of a conventional key ring. In the figure, a plurality of strip-shaped notches 9b are formed at the upper edge of the plate-shaped pedestal 9 to form a plurality of annular protrusions 9a.
The holder mounting portion 10 is provided between the positions a. The holder mounting part 10 has a head 11 formed at the tip of the rod-shaped member, and a ring 10a formed at the other end. The head 11 is engaged between the annular protrusions 9a, and A ring 12 to which a key is attached is mounted. The plate-shaped pedestal 9 to which the holder mounting portion 10 is attached is fixed to the holding plate portion 6 in which the foldable lid 7 is integrated with rivets 13.

[0003]

In the conventional key holder, the head 11 at the tip end of the holder mounting portion 10 is engaged between the annular projections 9a of the plate-shaped pedestal 9. Therefore, the head 11 is worn out, or the plate-shaped pedestal 9 is curved along the strip-shaped notch 9b formed in the plate-shaped pedestal 9, and the width of the strip-shaped notch 9b is increased. 11 has a drawback that the holder mounting portion 10 easily slips off from the plate-shaped pedestal 9 by slipping through the strip-shaped notch portion 9b having the enlarged shape.

In a conventional key holder, when the key or the holder mounting portion 10 is pulled, the holder mounting portion 1 is pulled.
A force is easily applied to the head 11 of the zero and the annular protruding portion 9a of the plate-shaped pedestal 9, so that the plate-shaped pedestal 9 is easily curved.
Due to such factors, the plate-like pedestal 9 to the holder mounting portion 10
However, there was a drawback that it easily fell off.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide a key holder having a strong structure in which a key mounting portion does not easily fall off from the key holder.

[0006]

Means for Solving the Problems The present invention has been made to achieve the above object, and the invention of claim 1 has the following features.
A plate-shaped pedestal fixed to the housing, a rod-shaped member fixed to an upper end edge of the plate-shaped pedestal, a connection member provided with an insertion hole and an elongated hole through which the rod-shaped member is inserted, and A hook-shaped key mounting portion made of an elastic wire suspended from a long hole, for restraining a release end of the key mounting portion, and for releasing a constraint of the release end when a key is detached from the key mounting portion. And a closed tube.

According to the first aspect of the present invention, a connecting member for suspending the key mounting portion penetrates the rod-shaped member fixed to the plate-shaped pedestal, and the connecting member is rotatably provided on the rod-shaped member. The key mounting part is connected to the key mounting part, and the key mounting part is mounted in an elongated hole provided in the connecting member, so that the key mounting parts have an effect of being hardly entangled. In addition, since the bar-shaped member is provided even if the key mounting portion is strongly pulled, the plate-shaped pedestal has an effect of not being bent or warped.

[0008] Further, the invention according to claim 2 is characterized in that the key mounting portion forms a curved portion at one end of the elastic wire, and the ring portion formed by intersecting the curved portion with the elastic wire. 2. An elastic bent portion in which the other end of the elastic wire is bent in a hook shape, and a bent portion in which the tip of the elastic bent portion is bent inward and the tip is bent outward. It is a key chain described in.

According to the second aspect of the present invention, the material of the key mounting portion is formed of an elastic wire, and the ring portion utilizes the elasticity of the material itself, and the curved portion and the elastic wire are formed at the intersection. If the open end of the hook-shaped elastic bent portion is not closed by a closed tube, it is released by the elasticity of the wire itself, and the key is attached or detached from the open end of the elastic bent portion. The open end can be closed by utilizing the elasticity of the elastic bent portion by inserting the folded portion of the elastic wire into the closed tube and engaging it.

Further, in the invention according to claim 3, the open end of the key mounting portion is configured such that one end of the closed tube is engaged with the folded portion, so that the other end of the closed tube is locked to the curved portion. The key holder according to claim 2, wherein when the key is closed and the key is attached and detached, the elastic bent portion is pressed to insert and remove the folded portion from the closed tube.

According to the third aspect of the present invention, the key mounting portion is
When the elastic bent portion is pressed with a finger, the closed tube engaged with the folded portion at the distal end is released. Since the closed tube is in a state where it can freely move while being inserted into the elastic bending portion, the key can be inserted and removed from the key mounting portion.

Further, according to a fourth aspect of the present invention, the plate-shaped pedestal has an upper end bent upward from a fixing surface thereof, and a plurality of annular protrusions are formed at a tip edge thereof. The key ring according to claim 1, 2 or 3, wherein the rod-shaped member is sandwiched and fixed.

According to the fourth aspect of the present invention, the upper end of the plate-shaped pedestal is bent upward, thereby increasing the strength of the plate-shaped pedestal and fixing the rod-shaped member by caulking the annular projection. Further, the strength of the plate-shaped pedestal is increased.

Further, according to the invention of claim 5, the rivet body is inserted into the plate-shaped pedestal, the holding plate portion, and the backing plate, and the leading end portion is caulked, so that the plate-shaped pedestal and the backing plate are used. The key holder according to claim 1, 2, 3, or 4, wherein the holding plate portion is sandwiched.

According to the fifth aspect of the present invention, the holding plate portion also serving as a decorative plate is sandwiched and fixed between the plate-shaped pedestal and the backing plate with rivets, so that the plate-shaped pedestal to which the key mounting portion is attached is held. There is no risk of breakage and falling off from the plate. The holding plate portion is sewn to the front decorative plate and connected to the lid portion.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of a key ring according to the present invention will be described with reference to the drawings. Figure 1
1 is a partially cutaway plan view showing an embodiment of the present invention. In the figure, a plurality of annular projections 1a are formed on an upper edge of a plate-shaped pedestal 1, and a rod-shaped member 2 is
Are pinched and fixed, and the rod-shaped member 2 is exposed from the gap 1b between the annular protrusions 1a.
Is rotatably provided. Further, a key mounting portion 4 on which the key K is mounted is suspended from the connecting member 3. The key mounting part 4 has a closed end 5
, The key K does not come off. The plate-shaped pedestal 1 is fixed to the holding plate 6 with rivets 8. The key mounting portion 4 provided on the plate-shaped pedestal 1 can be covered with a holding plate 6 made of leather or the like and lids 7 connected to both sides of the holding plate 6. In the present invention, the key mounting section 4
The holding plate 6 made of leather or the like and the lids 7 on both sides thereof are referred to as a housing. Of course, the housing is not limited to the embodiment.

Further, the key ring of the present embodiment will be described in detail with reference to FIGS. FIG.
The main part of the key ring is shown.
Is caulked by an annular protruding portion 1a and fixed to one edge thereof. As shown in FIG. 3, the bar-shaped member 2 has an overhang portion 2a formed at an end thereof. When the bar-shaped member 2 is swaged by the annular protrusion 1a, the overhang portion 2a is formed on the inner wall of the annular protrusion 1a. And the rod-shaped member 2 is firmly fixed.

The plate-shaped pedestal 1 has an upper end bent upward from the fixed surface in contact with the holding plate 6, and has a U-shaped cross section.
The plate-shaped pedestal 1 has a structure that is strong against warpage in the longitudinal direction. A plurality of annular protrusions 1a are formed at the distal end edge of the plate-shaped pedestal 1, and the rod-shaped member 2 is fixed by the annular protrusion 1a. It has a simple structure.

As shown in FIG. 4 (a), the connecting member 3 is a U-shaped flat plate member along the cross-sectional shape of the plate-shaped pedestal 1, and the bar-shaped member 2 is fitted to one end thereof. A through hole 3a through which the hole passes is formed, and an elongated hole 3b is formed at the other end. The elongated hole 3b has an effect of increasing the degree of freedom of a member penetrating the elongated hole 3b.

Next, regarding the key mounting section 4, FIG.
This will be described with reference to (a) and (b). FIG. 5 (a)
Is a front view thereof, and FIG. 5B is a side view thereof.
In the figure, an elastic wire such as stainless steel is used for the material of the key mounting portion 4. For example, the elastic wire is a stainless steel wire having a diameter of 1.2 mm. One end of the elastic wire is bent in an annular shape to form a ring portion 4c, a curved portion 4b is formed at the tip thereof, and the tip portion 4a projects at right angles to the front in the front direction. When the key mounting portion 4 is hung from the connecting member 3, the bending portion 4b
Has a structure that intersects with the elastic wire and is not easily dropped from the connecting member 3 by being pressed by the elasticity of the elastic wire. On the other hand, at the other end of the elastic wire, an elastic bent portion 4d bent in a hook shape is formed, and furthermore, a bent portion 4e whose end is bent inward is formed. A folded portion 4f is formed. Before the key mounting portion 4 is suspended from the connecting member 3, the key mounting portion 4 does not intersect as shown in FIG.
After being attached to the flexible wire, as shown in FIG. 2, the curved portion 4b intersects the flexible wire and is firmly fixed using the elasticity of the flexible wire. Also, this key mounting part 4
A closed pipe 5 provided with a long hole-shaped fitting hole shown in FIG.
Is inserted into the elastic wire, and the elastic bend 4 d can be closed by restricting the open end thereof with the closed tube 5.

As shown in FIG. 6, the main body of the rivet 8 is fitted with the plate-shaped pedestal 1, the holding plate 6, and the backing plate 1c such as a stainless steel plate, and the tip of the main body of the rivet 8 is fixed. By tightening, the holding plate portion 6 is connected to the plate base 1 and the backing plate 1c.
And firmly sandwiched between. The holding plate portion 6 is provided with seam allowances 6a and 6b at its upper end edge and lower end edge.
b is stitched with a decorative board. The decorative plate such as leather is connected to the lid. Of course, the fixing of the plate-shaped pedestal 1 is not limited to this embodiment.

Next, with reference to FIGS. 7 and 8, a description will be given of the restriction of the open end of the elastic bent portion 4d by the closed tube 5, and the key K is mounted on the key mounting portion 4 by operating the closed tube 5 and the like. The operation will be described. First, as shown by the solid line in FIG.
The closed pipe 5 is inserted through the elastic wire rod, and the folded portion 4f inserted through the closed pipe 5 is engaged with one end of the closed pipe 5, and the closed pipe 5 is closed.
Is locked to the distal end portion 4a and the curved portion 4b. The open end of the elastic bent portion 4d bent in a hook shape is closed by such a combination.

Next, as shown by the dotted line in FIG. 7, when the elastically bent portion 4d is pressed with a finger, the elastically bent portion 4d is a spring member, and is deformed and engaged with the closed tube 5. The bent portion 4f at the tip of the elastic bent portion 4d is disengaged, and the closed tube 5 is moved in the direction of the arrow Y.
As shown in FIG. 1, the movable state is established, and the restraint of the elastic bent portion 4d is released. When the finger is separated from the elastically bent portion 4d, as shown in FIG. 8, the bent portion 4f of the elastically bent portion 4d that has been engaged with the closed tube 5 is released and released.
When the key K is mounted on the key mounting portion 4, the closed tube 5 is removed from the open end of the elastic bending portion 4d, the bent portion 4f is inserted through the hole Ka of the key K, and as shown by the arrow Y2 in FIG. Then, the key K can be mounted on the key mounting portion 4 by engaging the folded portion 4f with the closed tube 5 again and returning the closed tube 5.

Next, the elasticity of the key mounting section 4 will be described with reference to FIG. Normally, the closed tube 5 is
The open end is closed and fixed by the front end 4a and the folded back portion 4f. If a force is applied to the key mounting portion 4 in the direction of arrow Y3, the bent portion 4e pulls down the closed tube 5, the elastic bent portion 4d is deformed, and the closed tube 5 moves as shown by the dotted line. . Note that the elastic bent portion 4d ', the folded portion 4f', the bent portion 4e ', and the closed tube 5' show a case where a force is applied in the direction of arrow Y3 to deform. However, the folded portion 4f is engaged with the closed tube 5, and the folded portion 4f does not come off from the closed tube 5. As described above, even when an unnecessary force is applied to the key mounting portion 4, the key mounting portion 4 can absorb the force.

[0025]

As described above, according to the present invention,
The connecting member is inserted into the rod-shaped member, and the key mounting portion is suspended from the connecting member. A notch of the conventional plate-shaped pedestal is provided, and the head of the key mounting portion is provided between the annular projecting portions. As compared with a structure in which the key-mounting portion is bridged, there is an advantage that the plate-shaped pedestal is less likely to be bent or warped, and the possibility that the key mounting portion falls off is extremely small.

According to the present invention, even when the key mounted on the key halter is forcibly pulled, the key mounting portion itself is formed of an elastic wire and the key mounting portion itself has a spring structure. Because of the wire itself and structural elasticity, the closed tube does not come off easily, the key does not fall off from the key mounting part, and no abnormal force is applied to the rod-shaped member. There is an advantage that it does not easily fall off. Further, there is an advantage that even if an abnormal force is applied to the rod-shaped member, the plate-shaped pedestal is not deformed.

According to the present invention, the connecting member is provided with a long hole, and the key mounting portion is suspended from the long hole, so that the key mounting portion is freely rotated. There is an advantage that the mounting portions are less likely to be entangled with each other.

Further, according to the present invention, the upper end of the plate-shaped pedestal is bent upward and has a cross-shaped structure.
There is an advantage that the plate-shaped pedestal is structurally strong.

Further, according to the present invention, the plate-shaped pedestal firmly clamps the holding plate portion with the backing plate, and there is an advantage that the plate-shaped pedestal does not easily fall off the holding plate portion.

[Brief description of the drawings]

FIG. 1 is a partially cutaway front view showing an embodiment of a key ring of the present invention.

FIG. 2 is a perspective view of a part of a main portion of the embodiment;

FIG. 3 is a partially cutaway front view showing the rod-shaped member of the embodiment.

FIG. 4A is a perspective view showing a connecting member of the present embodiment, and FIG. 4B is a perspective view of a closed tube.

FIG. 5A is a front view showing a key mounting portion of the present embodiment, and FIG. 5B is a side view thereof.

FIG. 6 is a perspective view of a main part of the plate-shaped pedestal fixing portion of the embodiment.

FIG. 7 is a partially cutaway perspective view for explaining the embodiment.

FIG. 8 is a partially cutaway perspective view for explaining the embodiment.

FIG. 9 is a partially cutaway perspective view illustrating the embodiment.

FIG. 10 is a partially cutaway perspective view showing an example of a conventional key ring.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 plate-shaped pedestal 1a annular projecting portion 1b gap 1c backing plate 2 rod-shaped member 2a overhanging portion 3 connecting member 3a fitting through hole 3b long hole 4 key mounting portion 4a distal end portion 4b curved portion 4c ring portion 4d elastic bent portion 4e bent portion 4f Folded part 5 Closed pipe 6 Holding plate part 6a, 6b Sewing part 7 Lid 8 Rivet K key Ka hole

Claims (5)

[Claims] 1. A plate-shaped pedestal fixed to a housing, a rod-shaped member fixed to an upper end portion of the plate-shaped pedestal, and a connecting member provided with an insertion hole and an elongated hole through which the rod-shaped member is inserted. A hook-shaped key mounting portion made of an elastic wire suspended from a long hole of the connecting member, and a release end of the key mounting portion restrained,
And a closed tube for releasing the restriction of the release end when the key is attached to or detached from the key mounting portion. 2. The key mounting portion forms a curved portion at one end of an elastic wire, an annular portion formed by intersecting the curved portion with the elastic wire, and the other end of the elastic wire. 2. The key holder according to claim 1, comprising: an elastic bent portion bent in a hook shape; and a bent portion formed by bending the distal end of the elastic bent portion inward and bending the distal end outward. 3. The open end of the key mounting portion is closed by engaging one end of the closed tube with the folded portion so that the other end of the closed tube is locked by the curved portion, and the key is attached and detached. The key holder according to claim 2, wherein the elastic bent portion is sometimes pressed to insert and remove the folded portion from the closed tube. 4. An upper end portion of the plate-shaped pedestal is bent upward from a fixing surface thereof, and a plurality of annular projections are formed at an end edge of the plate-like pedestal. The key ring according to claim 1, wherein the key ring is fixed. 5. A rivet body is fitted through the plate-shaped pedestal, the holding plate portion, and the backing plate, and the tip portion is caulked, and the holding plate portion is sandwiched between the plate-shaped pedestal and the backing plate. The key ring according to claim 1, 2, 3, or 4, wherein: