JP2008200231A - Strap fixture for portable article - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a strap fixture for a portable article, which is capable of using a fixing strap for connecting a cellular phone to the strap fixture for a long period of time. <P>SOLUTION: This strap fixture 1 for the portable article is provided with a fixing strap 3 projecting from the connecting fitting 2, turned back at the center, and inserted and fixed to the portable article, at one end (front end) of a connecting fitting 2, and a relay member 4 connectable to the strap at the other end (a rear end); wherein the connection fitting 2, in its inside, has a hollow part where an elastic body 5 is inserted along its central axis; the hollow part inside is mounted with the elastic body 5 having a through-hole for inserting the fixing strap 3 along the central axis, and a securing ring; one part of the elastic body 5 is projected from the connecting fitting 2 to the tip end direction so as to buffer the bending of the fixing strap 3, the securing ring is made to abut on the rear end side of the elastic body, and the fixing strap 3 is inserted through the elastic body 5 and the securing ring to be locked at the rear end side of the securing ring with a knot or fixing member. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a strap attachment for portable articles such as a mobile phone and a camera.

In recent years, with the widespread use of mobile phones, digital cameras, etc. (hereinafter referred to as mobile phones), various types of strap members (attachments) for mobile phones have been developed. Conventionally, a strap attached to a mobile phone or the like is widely composed of a strap main body and an attachment string having one end connected to the strap main body and the other end connected to an attachment part such as a mobile phone. Are known.
For example, Patent Document 1 described below discloses a strap attachment for a portable article provided with a clip at one end and a connecting string that can be inserted through and attached to a mounting portion of a mobile phone at the other end. Yes. Patent Document 2 discloses a strap string having a connection string that is inserted through and attached to an attachment portion of a mobile phone and a main string that is inserted and attached through a coupled portion. Patent Document 3 discloses a strap attachment and a strap attachment method in which a binding cord that connects a mobile phone and a strap attachment is not twisted and cut, or the binding cord is disconnected and the mobile phone is not lost. It is disclosed.

JP 2002-177040 A JP 2003-153726 A JP 2006-044848 A

The strap member for a portable product that has been widely used in the past has a connection between the portable product and the strap member connected by an attachment string, and if the strap is cut by use, the portable product may be lost. There is.
In the above Patent Documents 1 and 3, since the strap is attached to the attachment part of the mobile phone by the attachment string, and in the Patent Document 2, the mobile phone is similarly attached to the connected device of the portable strap by the string. If the string is cut during the use continuation period, the portable item may be lost.
The present invention solves the above-mentioned problems, and the strap for connecting a mobile phone and the strap fixture improves the wear and tear due to long-term use and can be used for a longer period of time. I will provide a.

The present invention includes: (1) an attachment string (A) that protrudes from one end (tip) of the connection fitting (B) from the connection fitting (B), is folded back at the center, and can be inserted and attached to a portable article; A strap attachment for a portable article having a relay member (C) connectable to the strap at the rear end),
A hollow portion into which the elastic body (D) is inserted along the central axis is provided inside the coupling metal (B), and the attachment string (A) is inserted into the hollow portion along the central axis. An elastic body (D) having a hole and a fixing ring (E) are mounted, and a part of the elastic body (D) extends from the connecting bracket (B) in the distal direction so as to buffer the bending of the attachment string (A). The fixing ring (E) is in contact with the rear end side of the elastic body (D),
The attachment string (A) is inserted through the elastic body (D) and the fixing ring (E) and is locked by a knot or a fixing member on the rear end side of the fixing ring (E).
It is the attachment tool of the strap for portable articles, It is characterized by the above-mentioned.

In the strap attachment for portable articles of the present invention, the following modes can be adopted.
(2) The outer shape of the elastic body (D) is a substantially truncated cone shape that tapers in the distal direction.
(3) The length which protrudes from the connection metal fitting (B) of the said elastic body (D) to a front-end | tip direction is 1-4 mm.
(4) The elastic body (D) is a silicone rubber.
(5) The external shape of the connection fitting (B) is a substantially truncated quadrangular pyramid shape.
(6) The attachment string (A) is made of polyamide fiber or polyester fiber.

According to the strap attachment tool for a portable article of the present invention, the ring-shaped attachment string (A) folded back at the center protruding from the connection fitting (B) is protruded from the connection fitting (B). D) Since it is supported by the part, when it is connected to a mobile phone or the like and the strap attachment for portable articles of the present invention is used, the bending of the attachment string (A) in the vicinity of the connection fitting (B) is buffered. As a result, the fraying of the attachment string (A) and the cutting by it can be greatly improved, and it can be used for a longer period of time.
When the substantially truncated cone shape in which the outer shape of the elastic body (D) tapers in the tip direction is adopted, the control of the protruding length of the elastic body (D) from the coupling fitting (B) is easy. When a force in the distal direction is applied to the attachment cord (A), a force that moves in the distal direction is also applied to the elastic body (D), so that the insertion hole in the elastic body (D) becomes thinner. Thus, the holding of the attachment string (A) is further strengthened.
When silicone rubber is used for the elastic body (D), the bending of the attachment string (A) in the vicinity of the connection fitting (B) is suitably buffered.

As described above, the attachment tool for the strap for portable articles of the present invention has the attachment string (A), the connecting fitting (B), and the relay member (C).
Hereinafter, a strap attachment for a portable article and an assembling method thereof according to the present invention will be described.
FIG. 1 is a plan view showing an example of a strap for a portable article according to the present invention, FIG. 2 is a sectional view, FIG. 3 is a partially enlarged view around an elastic body (D) 5 in FIG. Although the attached use example is shown in FIG. 4, these explanatory drawings are illustrations, and this invention is not limited to the attachment of the strap for portable articles shown by these figures.
(1) Connecting bracket (B)
1 to 3, the connecting metal fitting (B) 2 is provided with a hollow portion into which the elastic body (D) 5 can be inserted.
An elastic body (D) having an insertion hole through which the attachment string (A) is inserted along the central axis and a fixing ring (E) are mounted in the hollow portion. The shape of the hollow portion corresponds to the shape of the elastic body (D) 5 and is not particularly limited as long as it can be fixed in a state in which a part of the elastic body (D) 5 protrudes from the coupling fitting (B) 2. For example, a substantially truncated cone as shown in FIG. 2 may be used, and as another shape, an elastic body protruding from the coupling fitting (B) by providing a step in the direction perpendicular to the axial direction of the elastic body (D). It can also be set as the structure which controls the length of (D).
The outer shape of the connecting metal fitting (B) 2 is not particularly limited, but in consideration of the purpose of use and aesthetics, a shape that tapers toward the tip can be exemplified, but a substantially truncated pyramid, A shape such as a truncated cone is preferable, and a specific truncated quadrangular pyramid as shown in FIGS.

The structure of the rear end portion of the connection fitting (B) 2 is not particularly limited as long as it can be connected to the relay member (C) 4. From a practical point of view, it is desirable that the connecting metal fitting (B) 2 and the relay member (C) 3 can be bent in a two-dimensional direction. For example, as shown in FIGS. The rear end portion is formed in a concave shape, the front end portion of the relay member (C) 3 is formed in a shape that can be fitted with each other, and a connecting hole through which a clasp can be inserted is provided in the middle portion of the overlap. Can do.
The connecting metal fitting (B) 2 is preferably made of a material having a metallic luster whose surface is excellent in appearance in consideration of the purpose of use, aesthetics and decorativeness. The material is precious metal, stainless steel, or the surface is nickel. The surface hardness may be improved by plating or the like.

(A) Elastic body (D)
The elastic body (D) 5 is inserted into the connecting fitting (B) 2, and an insertion hole through which the attachment string (A) is inserted is provided therein. A part of the elastic body (D) 5 protrudes from the connecting fitting (B) 2 in the distal direction, and the attachment string (A) at the protruding portion is buffered so that bending in the vicinity of the connecting fitting (B) is buffered. Holding.
The length of the elastic body (D) 5 protruding from the connection fitting (B) 2 is preferably about 1 to 5 mm, more preferably about 2 to 4 mm. The rear end portion of the elastic body (D) 5 has a shape with which the fixing ring (E) 6 can come into contact, and can be, for example, a planar shape or a concave surface. The elastic body (D) 5 has a characteristic that it can be easily deformed when it receives a compressive force from the outside. The shape may be changed after being deformed.
The material of the elastic body (D) 5 has elasticity to buffer the bending of the attachment string (A) 3 in the vicinity of the connection fitting (B), and can easily form the outer shape. It is necessary to use a material that allows easy formation of an insertion hole for inserting the through hole. Examples of such materials include natural rubber, and synthetic rubber such as silicone rubber, polyolefin rubber, and elastomer, but silicone rubber is preferable from a practical aspect.

(B) Retaining ring (E)
As shown in FIG. 3, the fixing ring (E) 6 is in contact with the elastic body (D) 5 at the rear end portion of the elastic body (D) 5, and at the rear end side, a knot or fixing member (described later) )), The attachment string (A) is latched, and the nodal surface thereof can be flat or convex toward the top. The inner diameter of the fixing ring (E) 6 is set to a size that can be locked by the knot of the attachment string or the fixing member.
In addition, as a locking method by the fixing ring (E) in the connecting metal fitting (B), (i) the fixing ring (E) is brought into direct contact with the connecting metal fitting (B) to stop the movement in the distal direction. And (ii) a method in which the fixing ring (E) locks the movement of the fixing ring (E) in the distal direction via the elastic body (D).
In the present invention, the attachment string (A) is inserted through the elastic body (D) and the fixing ring (E), and the attachment string (A) is formed into a ring shape by a knot or a fixing member. By pulling, the knot of the attachment string (A) or the fixing member acts to push the fixing ring (E) into the elastic body (D), so that the fixing ring (E) is connected to the hollow portion of the connection fitting (B). The fixing ring (E) is brought into contact with the surface, or is locked in a state of being bitten into the rear end portion of the elastic body (D).
As described above, since the fixing ring (E) is required to have an action of locking the attachment string (A), it is desirable to use a metal material having mechanical strength.

(2) Attachment string (A)
The attachment string (A) 3 has a ring shape that is folded back from the connection fitting (B) 2 in the center, and is a shape that can be attached by being inserted into the attachment portion of the portable article. Therefore, it is desirable to use a material having a thin shape and high mechanical strength such as tensile strength as the attachment cord (A) 3 and it is necessary to penetrate the pores in the elastic body (D) 5. Therefore, it is desirable to have a certain degree of rigidity. Examples of materials satisfying such conditions include synthetic fibers such as polyamide (nylon) and polyester.
As shown in FIG. 3, the locking method of the attachment string (A) 3 on the rear end side of the fixing ring (E) may be a knot as shown in FIG. The brass pipe may be sandwiched by using a tool from the outside through the tip of the attachment string (A) 3 in a brass pipe having a length of about 2 to 3 mm.
(3) Relay member (C)
The relay member (C) 4 is disposed on the rear end side of the connection fitting (B) 2 and is connected to the portable article strap. The relay member (C) 4 is not particularly limited in shape, material, etc. and can be arbitrarily designed. Specific examples thereof are shown in FIGS.
Moreover, the external view of the usage example which connected the strap 8 of the band to the fixture of the strap for portable articles shown in FIG.

(4) Method for assembling portable article strap attachment The following is an example of the method for assembling the portable article strap attachment of the present invention.
The elastic body (D) in which two attachment strings (A) folded back at the center are inserted into the insertion hole of the elastic body (D) is inserted into the connecting fitting (B). Next, the fixing ring (E) is brought into contact with the surface on the rear end side of the elastic body (D), and the attachment string (A) is formed into a ring shape by the method described above using the knot of the attachment string or the fixing member. Thereafter, the distal end portion of the attachment cord is pulled in the distal end direction so that one portion of the elastic body (D) protrudes from the connecting fitting (B). Further, the relay member (C) is coupled to the coupling fitting (B). If necessary, the strap can be connected to the relay member (C), and the attachment string (A) can be attached to the portable article for use.

The present invention is not limited to the embodiment shown in FIGS. 1 to 4 and can be implemented with various modifications. For example, the structures and materials shown in FIGS. 1 to 4 are examples, and various modifications can be made within a range where the effects of the present invention can be exhibited.

It is a top view which shows the example of the fixture of the strap for portable articles of this invention. It is sectional drawing which shows the example of the attachment tool of the strap for portable articles of this invention. FIG. 3 is a partially enlarged view around an elastic body (D) 5 in the cross-sectional view shown in FIG. 2. It is an external view which shows the usage example of the fixture of the strap for portable articles of this invention.

Explanation of symbols

1 Strap for portable goods 2 Connecting bracket (B)
3 Attaching string (A)
4 Relay member (C)
5 Elastic body (D)
6 Retaining ring (E)
7 Clasp 8 Strap

Claims (6)

One end (front end) of the connecting bracket (B) protrudes from the connecting bracket (B), is folded back at the center, and is attached to the strap (at the other end (rear end)) with an attachment string (A) that can be inserted and attached to a portable article. A strap attachment for a portable article having a possible relay member (C),
A hollow portion into which the elastic body (D) is inserted along the central axis is provided inside the coupling metal (B), and the attachment string (A) is inserted into the hollow portion along the central axis. An elastic body (D) having a hole and a fixing ring (E) are mounted, and a part of the elastic body (D) extends from the connecting bracket (B) in the distal direction so as to buffer the bending of the attachment string (A). The fixing ring (E) is in contact with the rear end side of the elastic body (D),
The attachment string (A) is inserted through the elastic body (D) and the fixing ring (E) and is locked by a knot or a fixing member on the rear end side of the fixing ring (E).
Strap attachment for portable items.   The attachment tool for a strap for a portable article according to claim 1, wherein the outer shape of the elastic body (D) is a substantially truncated cone shape that tapers in a distal direction.   The attachment tool of the strap for portable articles of Claim 1 or 2 whose length which protrudes from the connection metal fitting (B) of the said elastic body (D) to a front-end | tip direction is 1-4 mm.   The strap attachment for portable articles according to any one of claims 1 to 3, wherein the elastic body (D) is silicone rubber.   The strap attachment for a portable article according to any one of claims 1 to 4, wherein an outer shape of the connection fitting (B) is a substantially truncated quadrangular pyramid shape.   The attachment tool of the strap for portable articles of any one of Claim 1 thru | or 5 in which the said attachment string (A) consists of a polyamide fiber or a polyester fiber.

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