JP3003198U - Metal decorative chains - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a reversible metal decorative chain. [Structure] A metal decorative chain component piece 10 having symmetrically decorated portions 10a, 10a and a constricted portion 10b therebetween,
Engagement protrusions 10c, which are separated from the middle of the constricted portion 10b, on the ends of the constricted portions 10b ', 10b "of the semi-metal decorative chain component pieces 10', 10" different in material, color and pattern.
10c is formed, and at least one semi-metallic decorative chain component piece is provided with an engaging elongated hole 10d capable of engaging an engaging convex portion, and the engaging elongated hole 10d is made of the other semi-metallic member. The engagement protrusion 10c of the decorative chain component piece is engaged to form the metal decorative chain component piece 10, and the engaged constricted portion 10 is formed.
A large number of pieces folded in the middle of b
connection elongated holes 10e, 10e formed in a part of a, 10a
A metal decorative chain in which the decorative portion 10a of the other metal decorative chain constituent piece 10 is inserted into and bent into a constricted portion 10b to be knitted.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a metal decorative chain used as a necklace, a bracelet, or any other suitable decorative chain, and particularly to a reversible metal decorative chain whose material, color, or pattern can be changed by turning it over.

[0002]

[Prior art]

 As a conventional metal decorative chain, there is one disclosed in Japanese Utility Model Publication No. 61-29298. As shown in FIG. 8, the decorative metal plate 2 is folded at the constricted portion 1 and the decorative metal plates 2 on both sides of the constricted portion 1 are mutually folded when the decorative metal plate 2 is folded. The matching elongated holes 3a and 3b having a length a which is slightly longer than the width b of the decorative portions 2a and 2b are formed, and the constricted portion 1 of the decorative metal plate 2 is formed as shown in FIG. The ornamental metal plate 2 is connected to the matching long holes 3a and 3b, and the ornamental portion of the next ornamental metal plate 2 is inserted and folded at the constricted portion 1 to sequentially form the ornamental metal plate 2 in this manner. It is something that is done.

[0003]

[Problems to be solved by the device]

 However, in the metal decorative chain disclosed in Japanese Utility Model Publication No. 61-29298, the decorative metal plate 2 is formed by simply press-molding a thin metal plate having the same material, color and pattern. Since the metal decoration chain was made by knitting it as described above, even if this metal decoration chain is turned upside down, the same material, color and pattern are used, and it is monotonous in terms of design and satisfying one more. It wasn't something.

The present invention is intended to provide a reversible metal decorative chain which can solve the above problems and change the material, color and pattern by turning it over.

[0005]

Means for Solving the Problems This first invention is, in order to achieve the above-mentioned object, a metal decorative chain component piece 10 having decorative portions 10a, 10a and a constricted portion 10b between them symmetrically, Semi-metal decorations of different materials, colors and patterns, which are separated from the middle of the constricted portion 10b, have engaging projections 10c, 10c at the ends of the constricted portions 10b ', 10b "of the chain component pieces 10', 10". At the same time, at least one of the semi-metallic decorative chain component pieces is provided with an engaging elongated hole 10d capable of engaging with the engaging convex portion, and the engaging elongated hole 10d is provided with the other elongated half hole. A plurality of metal decorative chain constituent pieces 10 are formed by engaging the engaging projections 10c of the metal decorative chain constituent pieces to form the metal decorative chain constituent piece 10 and bending the middle of the engaged constricted portion 10b. On part of 10a A metal decorative chain characterized in that the connecting elongated holes 10e, 10e are knitted by engaging a bent constricted portion 10b through a decorative portion 10a of another metal decorative chain component 10 and knitting. It was done.

In order to achieve the above-mentioned object, the second device of the present invention separates the metal decorative chain component 10 having the decorative portions 10a, 10a and the narrowed portion 10b between them symmetrically from the middle of the narrowed portion 10b. The engaging projections 10c, 10c are formed at the ends of the constricted portions 10b ', 10b "of the semi-metallic decorative chain constituent pieces 10', 10" having different materials, colors and patterns, and at least one of the above In the constricted part of the semi-metallic decorative chain structure piece, an engaging elongated hole 10d through which the engaging convex part can be inserted is bored, and the engaging convex parts 10c, 10c of the decorative parts 10a, 10a are formed. Connection holes 10e 'and 10e' through which the engaging projections 10c of the other decorative portion 10a can be inserted are formed at the end portion on the opposite side to the engaging elongated hole 10d, and the other semi-metallic decorative chain structure is formed. Engage the engaging protrusion 10c on one side The formed metal ornamental chain component piece 10 is bent in the middle of the constricted portion 10b, and the metal ornamental chain component piece 10 is connected to the connecting holes 10e 'and 10e' which are close to each other, and one semi-metal ornament Insert the constricted portion 10b "of the chain constituent piece 10", and insert the engaging convex portion 10c of the other semi-metallic decorative chain constituent piece 10 'into the engaging elongated hole 10d formed in the constricted portion 10b ". The constricted portions 10b ', 10b "are connected, the connected constricted portions 10b are connected to the connecting holes 10e', 10e ', and in the same manner, a number of semi-metal decorative chain constituent pieces are sequentially connected and knitted. It is a metal decorative chain characterized by this.

[0007]

[Action]

 Since the metal decorative chain of the first invention is constructed as described above, the metal decorative chain having the different material, color and pattern is formed on the constricted portion 10b 'of the semimetal decorative chain constituent piece 10 ". The engaging projection 10c of the other semi-metallic decorative chain constituent piece 10 'is engaged with the elongated hole 10d to form the metallic decorative chain constituent piece 10, and in the middle of the engaged constricted portion 10b. A large number of bent pieces are sequentially formed on the connecting elongated holes 10e and 10e formed in a part of the decorative portion 10a′10a forming the two semi-metal decorative chain constituent pieces, and another metallic decorative chain constituent piece. Since the metal decorative chain is knitted by engaging the folded constricted portion 10b through the 10 decorative portions 10a, a reversible metallic decorative chain whose material, color and pattern can be changed by turning it over Comparison It can be easily configured to.

Further, since the metal decorative chain of the second invention is configured as described above, the engaging elongated hole 10d of the constricted portion 10b "of the one semi-metallic decorative chain constituent piece 10" is provided with the other. A metal-made decorative chain component 10 formed by engaging the engaging projections 10c of the metal-made decorative chain component, which is bent in the middle of the constricted portion 10b, and the metal-made decorative chain component 10 facing each other. The constricted portion 10b "of one of the semi-metallic decorative chain constituent pieces 10" is inserted into the connecting holes 10e ', 10e', and the other semi-metallic material is inserted into the engaging elongated hole 10d formed in the constricted portion 10b ". The engaging projection 10c of the decorative chain component 10 'made of metal is inserted to connect the constricted parts 10b' and 10b ", and the constricted parts 10b are opposed to and close to the metallic decorative chain component 10 '. Linking Since the metal decorative chain is formed by connecting a large number of semi-metallic decorative chain constituent pieces in order in the same manner as described above by connecting the holes 10e 'and 10e', the material, color and pattern are turned upside down. It is relatively easy to construct a reversible metal decorative chain that can be changed and that allows for variations in design.

[0009]

【Example】

 Hereinafter, an embodiment of the reversible metal decorative chain of the first invention will be described in detail with reference to FIGS. 1 to 3. First, as shown in FIG. 1A, different materials such as gold are used. The thin metal plate is punched out by a die not shown to decorate the decorative portion 10a, the constricted portion 10b ', the engaging convex portion 10c at the end of the constricted portion 10b', and another decorative portion 10a on the decorative portion 10a. A semi-metallic decorative chain component 10 'having a connecting elongated hole 10e which is insertable and to which a constricted portion is connected is formed.

Further, as shown in FIG. 1B, for example, a thin metal plate of platinum or the like is punched by a die to form the decorative portion 10a, the constricted portion 10b ″, and the constricted portion 10b ″. An engaging elongated hole 10d into which the engaging convex portion 10c of the semi-metallic decorative chain component 10 'can be inserted and engaged in the longitudinal direction, an engaging convex portion 10c at the end of the constricted portion 10b ", and a decoration. Another semi-metallic decorative chain component 10 ″ having a connecting elongated hole 10e into which the other decorative portion 10a can be inserted and the constricted portion is connected is formed in the portion 10a.

The engaging elongated hole 10d into which the engaging convex portion 10c of the semi-metal decorative chain component 10 'is inserted and engaged in the longitudinal direction of the constricted portion 10b ″ is strong in strength, for example, white gold. The semi-metallic decorative chain component 10 ″ made of a thin metal plate such as (platinum) is preferably provided on the side of the decorative chain component piece 10 ″.

The length b of the engagement long hole 10d formed in the constricted portion 10b ″ of the semi-metal decorative chain component 10 ″ is equal to that of the engagement protrusion 10c of the semi-metallic decorative chain component 10 ′. It is slightly longer than the width a, and the width c of the engagement elongated hole 10d is slightly wider than the width d of the constricted portion 10b 'of the semi-metal decorative chain component piece 10'. Further, the length e of the connecting elongated hole 10e formed in the ornamental portion 10a is slightly longer than the width f of the ornamental portion 10a, and the width g thereof is the constricted portion 10b of the semi-metallic ornamental chain constituent piece 10 ". It is drilled a little wider than the width h of "".

The semi-metal decorative chain component pieces 10 ′ and 10 ″ thus formed are first separated into the semi-metal decorative chain component pieces 10 ′ and 10 ″ as shown in FIG. The constricted portions 10b 'and 10b "are pre-bent as shown in the figure, and then, as shown in (B), one end of the constricted portion 10b' of the semimetal decorative chain component 10 'is attached. The engaging convex portion 10c is engaged with the engaging elongated hole 10d formed in the constricted portion 10b "of the other semi-metallic decorative chain constituent piece 10". In this manner, the metallic decorative chain constituent piece 10 Make a lot of.

Then, other metal decorative chains made in large numbers as described above are formed in the connecting long holes 10e, 10e formed in a part of the decorative portions 10a, 10a of the metal decorative chain constituent piece 10. The folded constricted portion 10b is engaged and knitted through the decorative portion 10a of the component piece 10, and as shown in FIG. 3 (A), a metal decorative chain such as gold appears on the surface, and this By reversing, as shown in FIG. 3 (B), a reversible metal decorative chain in which a metal decorative chain made of platinum (Platinum) or the like appears on the surface can be formed.

Further, the embodiment of the reversible metal decorative chain of the second invention will be described in detail with reference to FIGS. 4 to 7. First, as shown in FIG. 4A, different materials, for example, , A thin metal plate such as gold is punched out by a die not shown, and the decorative portion 10a, the constricted portion 10b ', the engaging projections 10c on the ends of the constricted portion 10b', and the engagement of the decorative portion 10a. A semi-metallic decorative chain component piece 10 'having a convex portion 10c and a connecting hole 10e' into which the engaging convex portion 10c of another decorative portion 10a can be inserted is formed at the opposite end.

Further, as shown in FIG. 4B, for example, a thin metal plate of platinum (platinum) is punched by a die to form the decorative portion 10a, the constricted portion 10b ″, and the constricted portion 10b ″. An engaging elongated hole 10d into which the engaging convex portion 10c of the semi-metallic decorative chain component 10 'can be inserted and engaged in the longitudinal direction, an engaging convex portion 10c at the end of the constricted portion 10b ", and a decoration. Another semi-metallic decorative chain component piece 10 ″ having a connecting hole 10e ′ into which the engaging convex portion 10c of the other decorative portion 10a can be inserted, at the end opposite to the engaging convex portion 10c of the portion 10a. To form.

The engaging elongated hole 10d into which the engaging convex portion 10c of the semi-metallic decorative chain component 10 'is inserted and engaged in the longitudinal direction of the constricted portion 10b ″ is strong in strength, for example, It is preferable to make holes on the side of the semi-metallic decorative chain component 10 ″ formed of a thin metal plate such as platinum.

The length b of the engagement long hole 10d formed in the constricted portion 10b ″ of the semi-metal decorative chain component 10 ″ is equal to that of the engagement protrusion 10c of the semi-metallic decorative chain component 10 ′. It is slightly longer than the width a, and the width c of the engagement elongated hole 10d is slightly wider than the width d of the constricted portion 10b 'of the semi-metal decorative chain component piece 10'. Further, the length e of the connecting hole 10e 'formed in the decoration 10a is slightly longer than the width a of the engaging projection 10c.

The semi-metal decorative chain component pieces 10 ′ and 10 ″ thus formed are first separated into the semi-metal decorative chain component pieces 10 ′ and 10 ″ as shown in FIG. The constricted portions 10b 'and 10b "are pre-bent as shown in the figure, and then, as shown in (B), one end of the constricted portion 10b' of the semimetal decorative chain component 10 'is attached. The engaging convex portion 10c is engaged with the engaging elongated hole 10d formed in the constricted portion 10b "of the other semi-metallic decorative chain component piece 10".

Next, as shown in FIG. 6 (A), a metal decorative chain formed by connecting the constricted portions 10b ′, 10b ″ of the semi-metal decorative chain component pieces 10 ′, 10 ″ to each other. The constricted portion 10b of the vane component piece 10 is bent, and the connecting holes 10e ', 10e' formed in the end portion on the opposite side of the engaging convex portion 10c of the decorative portion 10a are opposed to each other and brought close to each other.

Next, as shown in FIG. 6B, one of the semi-metallic decorative chain constituent pieces is inserted into the connecting holes 10e ′, 10e ′ of the metallic decorative chain constituent piece 10 which are opposed to and close to each other. The constricted portion 10b "of 10" is inserted, and the engaging convex portion 10c of the other semi-metallic decorative chain constituent piece 10 'is inserted into the engaging long hole 10d formed in the constricted portion 10b ". 10b 'and 10b "are connected to each other, and the connected constricted portion 10b is connected to the connecting holes 10e' and 10e ', and in the same manner, a number of semi-metal decorative chain constituent pieces are sequentially connected to form a knitting machine. Then, as shown in FIG. 7 (A), a decorative chain made of metal such as gold appears on the surface, and by turning it over, as shown in FIG. 7 (B), for example, platinum (platinum) is used. ) And other metal decorative chains are visible on the surface. A reversible metal decorative chain can be constructed.

[0022]

[Effect of device]

 According to the first invention, the reversible metal decorative chain as described above is used, and the semi-metal decorative chain constituting piece 10 ″ having different material, color and pattern is formed in the constricted portion 10b ″. The engaging elongated portion 10d is engaged with the engaging convex portion 10c of the other semi-metallic decorative chain component piece 10 'to form the metallic decorative chain component piece 10, and the middle of the engaged constricted portion 10b. A large number of metal decorative chain component pieces are formed in the connecting elongated holes 10e, 10e formed in a part of the decorative parts 10a, 10a forming the two semi-metal decorative chain component pieces. Since the metal decorative chain is knitted by engaging the bent constricted portion 10b through the 10 decorative portions 10a, it is possible to change the material, color and pattern by turning it over. It is possible to construct a manufacturing decorative chain relatively easily.

In addition, the second invention uses the reversible metallic decorative chain as described above, so that the constricted portion 10b ″ of the one semi-metallic decorative chain component piece 10 ″ is formed. The metal decorative chain is formed by engaging the engaging elongated hole 10d with the engaging convex portion 10c of the other semi-metallic decorative chain constituent piece, and bending the metal decorative chain constituent piece 10 between the constricted portions 10b. The constricted portion 10b "of the semi-metallic decorative chain constituent piece 10" is inserted into the facing connecting holes 10e 'and 10e' of the constituent piece 10, and the engagement long hole 10d formed in the constricted portion 10b "is inserted. , The engaging convex portion 10c of the other semi-metal decorated chain constituent piece 10 'is inserted to connect the constricted portions 10b' and 10b ", and the connected constricted portion 10b constitutes the metallic decorative chain. Piece 10 Since the metal decorative chain is formed by connecting a large number of semi-metallic decorative chain constituent pieces in sequence in the same manner, the metal decorative chain is turned upside down. With this, it is possible to relatively easily construct a reversible metal decorative chain that can change the material, color, and pattern, and that can have variations in design.

[Brief description of drawings]

FIG. 1 is a view showing a semi-metal decorative chain constituent piece having different materials, colors and patterns, which is a constituent member of the first invention.

FIG. 2 is an explanatory view of forming a metal decorative chain component piece by engaging a semi-metal decorative chain component piece, which is a component member of the first invention, at a constricted portion.

FIG. 3 is a view showing the reversible metal decorative chain of the first invention.

FIG. 4 is a view showing a semi-metallic decorative chain constituent piece having different materials, colors and patterns, which is a constituent member of the second invention.

FIG. 5 is an explanatory view of forming the metal decorative chain component by engaging the semi-metal decorative chain component which is the component of the second invention at the constricted portions.

FIG. 6 is a connecting member formed by engaging the semi-metallic decorative chain component pieces, which are the constituent members of the second invention, at the constrictions with each other and forming a part of the decorative portion of the metallic decorative chain component piece. It is explanatory drawing which knits another semi-metallic decorative chain component piece one by one in a hole.

FIG. 7 is a view showing the reversible metal decorative chain of the second invention.

FIG. 8 is a view showing a conventional metal decorative chain component.

FIG. 9 is a view showing a conventional metal decorative chain.

[Explanation of symbols]

 1 Constriction Part 2 Decorative Metal Plates 2a, 2b Decorative Parts 3a, 3b Connecting Long Holes 10 Metal Decorative Chain Components 10 ', 10 "Semi-Metal Decorative Chain Components 10a Decorative Parts 10b Constricted Parts 10b', 10b" Constriction portion 10c Engagement convex portion 10d Engagement elongated hole 10e, 10e 'Connecting elongated hole

Claims (2)

[Scope of utility model registration request] 1. A material and a metal decorative chain component (10) having symmetrically arranged decorative parts (10a, 10a) and a constricted part (10b) therebetween, separated from the middle of the constricted part (10b). The constricted part (10) of the semi-metallic decorative chain component pieces (10 ', 10 ") with different colors and patterns
b ', 10b ") has an engaging projection (10c, 10c) at the end thereof.
And the engaging elongated hole (10d) with which the engaging convex portion can be engaged is formed at least in the constricted portion of the semi-metallic decorative chain component piece, and the engaging elongated hole (10d) is formed.
On the other hand, the engaging protrusion (10
c) is engaged to form a metal decorative chain component (10), and a large number are bent in the middle of the engaged constricted part (10b), and a part of the decorative part (10a, 10a) is successively formed. Knitting is carried out by inserting the decorative portion (10a) of the other metal decorative chain component (10) into the connecting elongated hole (10e, 10e) formed in A metal decorative chain characterized by that. 2. A material or a metal decorative chain component (10) having symmetrically-decorated decorative parts (10a, 10a) and a constricted part (10b) therebetween, which is separated from the middle of the constricted part (10b). The constricted part (10) of the semi-metallic decorative chain component pieces (10 ', 10 ") with different colors and patterns
b ', 10b ") has an engaging projection (10c, 10c) at the end thereof.
And forming an engaging elongated hole (10d) through which the engaging convex portion can be inserted, at least in the constricted portion of the one semi-metal decorative chain component piece, and further, the decorative portion (10
a, 10a), the engaging protrusions (10c, 10c) and the opposite end of the engaging protrusions (10c) of the other decorative portion (10a) can be inserted through the connecting holes (10e ', 10e'). And a constricted portion of the metal decorative chain component (10) formed by engaging the engaging convex portion (10c) of the other semi-metallic decorative chain component with the engaging elongated hole (10d). The connecting holes (10e ', 10) which are bent in the middle of (10b) and are made to oppose and come close to the metal decorative chain component (10).
e '), one semi-metallic decorative chain component (1
0 ") constricted portion (10b") is inserted, and the engaging elongated hole (10d) formed in this constricted portion (10b ") engages with the other semi-metallic decorative chain component (10 '). Division (10
The constricted portions (10b ', 10b ") are connected to each other by inserting the constricted portions (10b', 10b"), and the connected constricted portions (10b) are connected to the connecting hole (10).
e ', 10e'), and in the same manner, a large number of semi-metal decorative chain constituent pieces are sequentially connected and knitted to form a metal decorative chain.