JPH08196315A - Closure for front hook necklace - Google Patents

Abstract

PURPOSE: To place in front of a person who wears a necklace by providing a female part provided in the rear surface of a decorative part and having a flat bottom part for supporting the decorative part and a male part having a flat hook plate and connected to the female part. CONSTITUTION: A front fastener is arranged on a breast, a flat bottom part 1 is operated by one hand and the end part 4a of a lever 4 is pressed, so that a hook fin finger 6 is disengaged from the flat bottom part 1 against the resistance of a tensile coil spring 7. At the same time, the hook 9 of the male part of the fastener is inserted into an O ring 8 by the other hand. When a through hole 10 is located below the finger 6, the lever 4 returns to an initial position by the urging force of the tensile coil spring 7, so that the hook finger 6 is arranged in the inner surface of the through hole 10 of the hook element 9, the hook finger 6 is prevented from being detached from the through hole 10 and the fastener parts are assuredly connected together. Thus, the hook element 9 is hidden by the rear faces of decorative parts 13 and 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastener for a necklace, which is placed, for example, on the chest or throat of the person wearing the necklace by virtue of the special ease with which the necklace can be fastened at its front part. This fastener is always placed under a decorative part that is characterized by a part that further defines the front hook with the obvious aesthetic advantages offered by this fastener and completely hides the front hook. It has the characteristic that

[0002]

2. Description of the Related Art Up until now, many necklaces have not been so beautiful, so when the necklace is worn, the fastener is placed behind the neck of the person wearing the necklace. It was.

[0003]

It is an object of the invention, depending on the length and shape of the necklace, to be placed in front of the person wearing the necklace, such as the chest or throat of the person wearing the necklace. Is to provide a fastener.

[0004]

SUMMARY OF THE INVENTION The above-mentioned object is a fastener for a front-to-back necklace, which is connected to one end of the necklace, forms a front hook of the necklace, and is arranged on the rear surface of the decorative portion. A first female part formed of a flat bottom part for supporting the decorative part and a flat hook plate provided on the other end of the necklace, and connected to the female part. This is accomplished by providing a pre-necked necklace fastener that is characterized by having two male parts.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT The preassembled necklace fasteners disclosed herein are illustrated by the embodiments illustrated in the accompanying drawings.

With reference to the drawings, the essential features of the necklace fastener of the present invention will be illustrated below.

The fastener has a flat bottom 1, on the bottom of which a bottom 2 is formed two parallel blades 2, which are connected to the through shaft 3.
And a lever 4 abuts the shaft 3 in an inclined manner, the lever 4 being connected to the shaft by another wing 5, the end of the lever engaging the male part of the fastener. Hook fingers 6 are formed.

A tension coil spring 7 is arranged around the shaft 3, and by this tension coil spring 7, the rear end portion 4a of the lever 4 is arranged away from the flat bottom portion 1 and the hook finger 6 is attached. The front end is equipped with the bottom 1
It is held so as to abut the inner surface of the.

In this part of the fastener, the male part is introduced through the mouthpiece of the flat bottom part 1 on which the O-ring 8 is formed, and the inside surface of the hook is provided with the through hole 10 into which the hook finger 6 is introduced. It has a hook 9 of the male part of the fastener as an element, and the two members connected to each other are formed so as to form a complete and reliable fastener.

The hook element 9 is constituted by a flat plate of suitable shape, as illustrated in FIG. 2, and as shown in this embodiment, the known pearl of the first pearl of a necklace. It is connected to the fixed terminal 11.

On the other hand, as illustrated in FIGS. 3 and 4, the hook element is hidden behind the decorative part, so that the part of the fastener having the flat bottom 1 remains hidden.

In the example of FIG. 3, the flat bottom 1 is fixed to the back of two heart-shaped decorative parts 13 and 14, which are in contact with each other, in this example,
Artistic relief 15 reinforces the joints of each other.

In this example, the flat bottom part 1 is a decorative part 1.
It may be integrally formed with 3 and 14. The other end of the necklace is fixed to a part of the second heart-shaped decorative portion 14, and is fixed by a known fixing terminal 16 in the illustrated pearl necklace.

In another example shown in FIG. 5, a flat bottom 1
Is located below the flange 17 surrounding the decorative portion 18, which in this example is heart-shaped,
On the other hand, the other end of the necklace is fixed to the end of the flange by known fixing terminals 10 and 9.

Based on the above description and based on the features of the fasteners for necklaces of the present application, the fasteners are used as described below.

Wearing a front fitting necklace with a front clasp around the neck, placing the clasp on the chest and operating the flat bottom 1 with one hand, the end of the lever 4 4a which pushes the hook fingers 6 away from the flat bottom 1 against the resistance of the tension coil spring 7. At the same time, with the other hand, insert the hook 9 of the male part of the fastener through the O-ring 8 and the force applied to the end 4a of the lever 4 when the through hole 10 is placed under the hook finger 6. The lever 4 is returned to the initial position by the urging force of the tension coil spring 7, the hook finger 6 is disposed inside the through hole 10 of the hook element 9, and the hook finger 6 is prevented from coming off the through hole 10. The fasteners are securely connected.

When removing the necklace, the fasteners are operated as follows.

When the end 4a of the lever 4 is pushed, the hook 4 is lifted against the biasing force of the tension coil spring 7, and the hook finger 6 is completely released from the hook element 9 of the male part of the fastener, and The part is easily removed from the inside of the O-ring 8.

While the present invention has been fully described above, various dimensions, geometries, parts and accessories, and materials of various qualities can be used and these are defined by the appended claims. It does not depart from the technical viewpoint of the present invention.

[0021]

According to the present invention, while the fastener is arranged on the front surface of the user's body, the fastener is concealed when viewed from the front of the user, and an appropriate decorative portion that becomes a factor of the decorativeness of the necklace. By concealing the fastener with, a fastener of high aesthetic value is achieved.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing various components of the fastener of the present invention.

2 is a plan view of the fastener illustrated in FIG. 1 showing the locations of the fastener components.

FIG. 3 is a view showing a fastener according to another embodiment of the present invention with the necklace opened.

FIG. 4 is a diagram illustrating the embodiment of FIG. 3 illustrating a fastener placed on the chest or neck of a user and hidden while the necklace is worn.

FIG. 5 is a detailed view showing another embodiment of a fastener for a necklace provided with one decorative portion.

[Explanation of symbols]

 1 Flat Bottom 2 Wing Part 3 Penetrating Shaft 4 Lever 5 Wing Part 6 Hook Finger 7 Tension Coil Spring 8 O-ring 9 Male Part 10 Through Hole 11 Fixed Terminal 12 Pearl 13 and 14 Decorative Part 15 Relief 16 Fixed Terminal 17 Flange 18 Decoration Part 19 Fixed terminal

Claims (3)

[Claims] 1. A fastener for a front necklace, which is connected to one end of the necklace, forms a front hook of the necklace, is disposed on the back of the ornamental portion, and supports the ornamental portion. A first female portion having a flat bottom portion, and a second male portion having a flat hook plate provided at the other end of the necklace and connected to the female portion. A featured front fitting necklace fastener. 2. A tilted shaft of a lever, wherein the flat bottom portion forming the front hook of the necklace is provided on the back surface of the decorative portion and has an O-ring-shaped base and a hook finger at one end thereof. Two parallel convex wing portions which guide the penetrating shaft against which the lever is biased by a tension coil spring acting about and guide the supporting shaft of the penetrating shaft. The fastener for a front-to-back necklace according to claim 1, wherein: 3. The male portion is provided on a plate defining the male portion, for fastening the finger of the lever to fix the fastener, and manually operating the fastener. The pre-matching necklace fastener of claim 1 having a cylindrical opening for opening the fastener by pushing the other end of the lever.