JP2894446B1 - key - Google Patents

Abstract

An object of the present invention is to provide a key capable of discarding only a key plate while leaving a photographing plate even if a cutting defect occurs. A photographic plate (2) is mounted on a base end (10) of a key plate (1). The mounted state is held by the retaining member 3. The shooting board 2 has a key board insertion hole 2 through which the base end 10 of the key board 1 can be inserted and removed.
2 and a pair of stopper holes 24, 24 that penetrate in the thickness direction orthogonal to the key board insertion hole 22. Retaining member 3
The body 30 is formed integrally with a body 30 supported on one surface of the photographing plate 2 and a pair of legs 31, 31 inserted into the respective locking holes 24. A claw 32 is formed at the tip of each leg 31 to be locked to the other surface of the photographing plate 2. A notch 11 is formed in the base end 10 of the key plate 1 to engage with each leg 31 of the retaining member 3 inserted into each of the retaining holes 24 of the photographing plate 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key having a shooting plate attached to a base end of a key plate, and more particularly to a key material called "key blank" before a key pile is cut. Related to the key.

[0002]

2. Description of the Related Art In recent years, a hardware store that handles keys, locks, and the like is equipped with a duplicate key cutting machine for producing a duplicate key. At the store, there are various types of key materials called "key blanks". Is displayed. As a key material for a duplicate key, there is a structure in which a shooting plate made of, for example, synthetic resin is integrally attached to a base end portion of the key plate, and each shooting plate has a unique design. .

[0003] A consumer requesting a duplicate key selects a desired key material from various types of key materials and then requests cutting of the duplicate key. In response to the request, the store selects the duplicate key. The key material is cut to produce the duplicate key required by the important person.

[0004]

However, this kind of cutting requires skill, and it is not always possible to perform proper and accurate machining. May occur. There is no other choice but to discard such defective products.However, this type of defective product has a cause of failure only on the keyboard, and there is no cause of failure on the shooting plate, so Disposal is extremely uneconomical.

[0005] Further, since the consumer selects the key material based on the design of the photographic plate, if the cutting failure occurs,
If a key material of the same design is out of stock, another key material needs to be selected again, which may cause customer dissatisfaction.

The present invention has been made in view of the above-mentioned problem, and the photographing plate is detachably attached to the base end of the key plate using a retaining member so that even if there is a cutting defect, It is an object of the present invention to provide a key that allows only a key board to be discarded while leaving a shooting board.

[0007]

According to the present invention, there is provided a key having a key plate, a photographing plate mounted on a base end portion of the key plate, and a state in which the photographing plate is mounted on the base end portion of the key plate. And a retaining member to be formed. The shooting plate includes a key plate insertion hole through which a base end of the key plate can be inserted and removed, and a pair of stopper holes that penetrate in a thickness direction perpendicular to the key plate insertion hole. The retaining member is formed integrally with a body supported on one surface of the photographing plate and a pair of legs inserted into each of the stopper holes. A claw is formed on the other surface of the plate to be locked. At the base end of the key plate, a notch is formed to engage with each leg of the retaining member inserted into each stopper hole of the photographing plate.

According to the second aspect of the present invention, the photographing plate has a first concave portion on one surface into which a body portion of the retaining member is fitted, and a claw portion of the retaining member on the other surface. Is formed and a second concave portion is formed.

[0009]

[Action] After inserting the base end of the key plate into the key plate insertion hole of the shooting plate, insert it into each of the legs of the retaining member into a pair of stopper holes of the shooting plate, and the claw at the tip of each leg portion. Lock the part to the shooting plate. In this state, each leg engages with the notch formed in the base end of the key plate inside the key plate insertion hole, so that the shooting plate is held at the base end of the key plate and can be pulled out. Absent. If the retaining member is removed from the shooting plate, the key plate can be removed from the key plate insertion hole of the shooting plate.

In the key according to the second aspect of the present invention, when the retaining member is provided on the photographing plate, the body of the retaining member fits into the first concave portion, and each claw of the retaining member is connected to the second concave portion. And is caught in the concave portion.

[0011]

1 and 2 show the appearance of a key according to an embodiment of the present invention. FIG. 3 is an exploded view of this key configuration. The illustrated example is a key material for a duplicate key called a “key blank”, and a synthetic resin photographing plate 2 can be attached to and detached from a base end portion 10 of a key plate 1 in which a key mountain is not cut. It is attached to. The taking plate 2 is held by the base member 10 of the key plate 1 so as not to come off by a retaining member 3 made of synthetic resin.

It goes without saying that the present invention includes not only a key material for a duplicate key but also a genuine key that has been cut. When the present invention is applied to a genuine key, the user can replace the photographic plate with another design at any time. Further, the taking plate 2 and the retaining member 3 are not limited to those made of synthetic resin, but may be made of metal.

The photographic plate 2 has a thickness slightly larger than that of the key plate 1, and has a mounting hole 20 for mounting a key holder in an appropriate position, penetrating the front and back. Shooting board 2
Has a flat end face 21, and a key board insertion hole 22 opened in the end face 21 is formed inside the photographing plate 2.

The key plate insertion hole 22 is provided at the base 1 of the key plate 1.
Having a rectangular cross-sectional shape corresponding to a thickness and width of 0,
As shown in FIG. 5, a stopper 23 is formed inside the key plate insertion hole 22 so that a predetermined length of the base end 10 of the key plate 1 is inserted into the key plate insertion hole 23. It is supposed to be.

At a position inside the end face 21 of the photographing plate 2,
A pair of stopper holes 24, 24 are provided which penetrate in the thickness direction perpendicular to the key board insertion hole 22, and the stopper member 3 is attached to each of the stopper holes 24.

The retaining member 3 is formed by integrally forming a pair of thin leg portions 31 on a lower surface of a thin and long thin body portion 30. The interval between the legs 31, 31 is matched with the interval between the stop holes 24, 24.
Has a length substantially corresponding to the thickness of the photographing plate 2. Each leg 31 has a cross-sectional shape corresponding to the shape of each stop hole 24 so that it can be inserted into and removed from each stop hole 24.

The retaining member 3 is a synthetic resin molded body, and since the body 30 and each leg 31 are formed in a thin plate shape, when an outward pressing force acts on each leg 31, 31, each leg 31 is formed. When the pressure is released and the pressure is released, the original shape is restored. A claw portion 32 that is bent inward is formed at the tip of each leg portion 31. Each claw 32,
The point is thin and sharp, and the lower surface is formed as a curved surface.

On one surface of the photographing plate 2, a first concave portion 25 is formed so as to fit the body 30 of the retaining member 3 so as to include the opening edges of both retaining holes 24,24. This recess 2
Since the depth of 5 is adjusted to the thickness of the body 30 of the retaining member 3, the upper surface of the body 30 when the legs 31, 31 of the retaining member 3 are inserted into the respective retaining holes 24, 24. And shooting board 2
Surface.

On the other surface of the photographing plate 2, the second concave portions 26, 26 into which the respective claws 32 of the retaining member 3 are fitted and hooked so as to include the opening edges of the respective stopper holes 24, 24. Are formed. The depth of each second concave portion 26 is adjusted to the thickness of the claw portion 32 of the retaining member 3, and
When the legs 31, 31 of the retaining member 3 are inserted into the holes 4, 24, and the claws 32 are hooked on the second concave portions 26, respectively, the claws 32 do not protrude from the surface of the photographing plate 2. .

A pair of notches 11, 11 having both sides cut out in a rectangular shape are formed at the base end 10 of the key plate 1. Each notch 11 engages with each leg 31 of the retaining member 3 inserted into each stopper hole 24 of the photographing plate 2. Therefore,
Each notch 11 is provided at a position of each stop hole 24 when the base end 10 of the key board 1 is inserted into the key board insertion hole 22 of the shooting board 2. The shape and size of each notch 11 correspond to the shape and size of the stop hole 24, and when the base end 10 of the key board 1 is inserted into the key board insertion hole 22 of the shooting board 2,
Since each stop hole 24 and each notch 11 overlap, each stop hole 24 is not blocked by the key plate 1. Each notch 11
May be a through hole.

In order to integrate the key plate 1 and the photographing plate 2 with the retaining member 3, the base 10 of the key plate 1 is inserted into the key plate insertion hole 22 of the photographing plate 2 with a stopper. When it is inserted until it hits 23, each stop hole 24 of the photographing plate 2 and each notch 11 of the base end 10 of the key plate 1 coincide. Next, each leg 31, 31 of the retaining member 3 is inserted into each stopper hole 24 of the photographing plate 1 and the claw 32 at the tip of each leg 31 is inserted into the second concave portion 26 of the photographing plate 2. Lock each. In this state, since each leg 31 engages with each notch 11 formed in the base end 10 of the key board 1 inside the key board insertion hole 22, the photographing board 1 is connected to the base end of the key board 1. It is held by the unit 10 and does not come off. Further, the body 30 of the retaining member 3 fits into the first concave portion 25, and the claw portion 32 of the retaining member 3 fits into and engages with the second concave portion 26.

When it is necessary to remove the photographing plate 2 from the key plate 1 due to a cutting defect or the like, the claw portions 32 of the retaining member 3 are connected to the second concave portions 26 by using a simple tool having a thin tip. After releasing the engagement with, if each leg 31 is pushed in,
The body 30 of the retaining member 3 is pushed out from the recess 25.
Thereafter, each leg 31, 31 of the retaining member 3 is pulled out from each of the retaining holes 23, 23 to remove the retaining member 3, and then the base end of the key plate 1 is inserted through the key plate insertion hole 22 of the shooting plate 2. Pull out the part 10.

[0023]

As described above, according to the present invention, the shooting plate is detachably attached to the base end of the key plate by using the retaining member.
When producing a duplicate key, even if there is a cutting defect, only the key plate can be discarded while leaving the photographing plate, which is economical. In addition, even if a cutting defect occurs, the key plate selected by the consumer seeking the duplicate key remains, so that the consumer does not need to select another key material again, which may cause customer dissatisfaction. Absent.

In addition, the pair of legs of the retaining member are inserted into the pair of stopper holes of the shooting plate, and the claw at the tip of each leg is locked to the shooting plate. Since the taking plate can be integrally held in the portion, it is extremely easy to fix and remove the taking plate with respect to the key plate.

According to the second aspect of the present invention, the first concave portion is formed on one surface of the photographing plate, into which the body of the retaining member is fitted, and the claw portion of the retaining member is fitted on the other surface. In addition, since the second concave portion to be hooked is formed, the body of the retaining member fits into the first concave portion, and the claw portion of the retaining member fits into the second concave portion and is hooked. It does not protrude to the surface of the plate, and does not impair the beauty of the photographic plate.

[Brief description of the drawings]

FIG. 1 is a front view of a key material according to an embodiment of the present invention.

FIG. 2 is a rear view of the key material.

FIG. 3 is an exploded perspective view of a key material.

FIG. 4 is an enlarged sectional view taken along line AA of FIG. 1;

FIG. 5 is a sectional view taken along line BB of FIG. 1;

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 key plate 2 shooting plate 3 retaining member 10 base end portion 22 key plate insertion hole 24 stop hole 25 first concave portion 26 second concave portion 30 trunk portion 31 leg portion 32 claw portion

Claims (2)

(57) [Claims] A key plate, a photographing plate mounted on a base end of the key plate, and a retaining member for holding the photographing plate mounted on the base end of the key plate; The key plate includes a key plate insertion hole through which a base end portion of the key plate can be inserted and removed, and a pair of stop holes that penetrate in a thickness direction orthogonal to the key plate insertion hole. A torso supported on one surface of the plate and a pair of legs inserted into each stop hole are integrally formed, and a tip of each leg is connected to the other surface of the photographing plate. A claw portion to be stopped is formed, and a notch portion is formed at a base end portion of the key plate, in which each leg portion of the retaining member inserted into each of the locking holes of the shooting plate is engaged. key. 2. The photographing plate has a first concave portion on one surface into which a body portion of a retaining member is fitted, and each claw portion of the retaining member is fitted on and hooked on the other surface. The key according to claim 1, wherein the second recess is formed.