JP2008058518A - Safety device for nameplate-and-the-like suspending implement - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a safety apparatus for the nameplate-and-the-like suspending implement which is highly fashionable and can be designed to be comparatively compact, which is durable and easily attached, and which enhances certainty of detaching when a load is imposed. <P>SOLUTION: The nameplate-and-the-like suspending implement 2 is so configured that a ball chain 3 comprising of a lot of balls 4 linked at equal intervals via a linking line 5 is formed into a loop state so as to suspend a name plate and the like. The safety apparatus for a nameplate-and-the-like suspending implement comprises a bar-shaped body 7 made of an elastically deformable material and having desired length in the axial direction. The bar-shaped body 7 has, on both ends in the axial direction, inserting passages 8a and 8b enabling the balls 4a and 4b at the ends of the ball chain to pass through, and ball housing parts for housing and holding the balls at the ends of the ball chain in the end part of the inserting passages. When a specified level or more of tensile force is imposed on the ball chain, the balls at both ends of the ball chain are pulled out in the axial direction to release the loop state. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  This invention relates to a name tag, IC card, or a hanging device such as a name tag used when hanging a mobile phone from the neck, and in particular, in a hanging device such as a name tag by a ball chain, The present invention relates to a safety device for a hanging tool such as a name tag that releases a loop state of a ball chain when a certain tension or more is applied to the ball chain.

  Conventionally, as a safety device in a hanging device such as a name tag, for example, as disclosed in Patent Document 1, a suspension member in a loop state and a thin plate-like member that connects both ends of the suspension member are used. A safety device 2 including a safety device body 21 is provided. The safety device disclosed in Patent Document 1 is configured such that a pair of notches are provided in a thin plate-like member, and knots at both ends of a suspension string are hooked on the notches so that they are detached when a load is applied. It is.

  The thing of this patent document 1 has many problems, such as there is a problem in durability, attachment is complicated, and the certainty of detachment when a load is applied is poor.

JP 2004-347733 A (summary, FIG. 2)

  Therefore, the present invention is intended to eliminate the problems found in the above-described conventional technology, and has high fashionability and can be designed to be relatively small, but it has high durability and is attached. Therefore, the present invention provides a safety device for a hanging tool such as a name tag, which is easy to perform and has improved certainty of separation when a load is applied.

  In order to achieve the above-mentioned object, the invention according to claim 1 is characterized in that a ball chain formed by connecting a large number of balls at regular intervals through a connecting line is formed in a loop state to form a name tag or the like. A hanging device such as a name tag that is hung, and is made of a rod-like body having a desired length in the axial direction by an elastically deformable material, and an insertion passage that allows insertion of the balls of both ends of the ball chain at both ends in the axial direction And a ball accommodating portion for holding and accommodating the balls of both ends of the ball chain at the end portion of the insertion passage, and when the ball chain is subjected to a certain tension, the balls of both ends of the ball chain are pivoted. It is a safety device in a hanging device such as a name tag configured to be pulled out in the direction and release the loop state.

  Further, in this invention, the invention described in claim 2 is a safety device for the hanging device such as the name tag described in claim 1, characterized in that the insertion passage is provided with a slit. .

  Further, in the present invention, the invention according to claim 3 is a safety device for a hanging device such as a name tag according to claim 1 or claim 2, wherein the ball chain is placed against the ball housing portion of the rod-shaped body. A radial ball insertion passage is provided for receiving the balls of both ends from the radial direction of the rod-like body in the ball storage portion.

  Further, in this invention, the invention according to claim 4 is a safety device for a hanging device such as a name tag according to any one of claims 1 to 3, wherein the ball of the ball chain has a diameter of about 2 to 2. The diameter of the rod-shaped body is about 4 to 6 mm, and the length is about 10 to 16 mm.

  Further, in the present invention, the invention according to claim 5 is a safety device for a hanging device such as a name tag according to any one of claims 1 to 4, wherein the rod-shaped body has an appropriate elastic deformation. It is made of a plastic material.

  In the above configuration, according to the safety device for the hanging device such as the name tag according to the present invention, the ball chain both ends are made of a rod-like body having a desired length in the axial direction by an elastic deformation material. An insertion passage for allowing insertion of the ball; and a ball storage portion for holding and storing the balls of both ends of the ball chain at the end portion of the insertion passage, and when the ball chain is subjected to a certain tension, the ball The ball is pulled out in the axial direction at both ends of the chain, and the loop state is released. It is highly fashionable and can be designed relatively small, but it is durable. It is rich and easy to install, and it can be said to work extremely effectively as a safety device for hanging devices such as name tags that have improved certainty of separation when a load is applied.

  Hereinafter, a safety device for a hanging device such as a name tag according to the present invention will be described in detail based on specific embodiments shown in the drawings. FIG. 1 shows a specific embodiment of a safety device for a name tag suspension according to the present invention, and FIG. 1A shows a first embodiment of a safety device for a name tag suspension according to the present invention. FIG. 1B is a schematic perspective view showing a second embodiment. 2 is a safety device according to the first embodiment. FIG. 2A1 is a sectional view taken along line XX in FIG. 1A, and FIG. 2A2 is a sectional view taken along line YY in FIG. 1A. 2B1 is a schematic cross-sectional view showing a state where both ends of the ball chain are set in a safety device, and FIG. 2B2 is a schematic cross-sectional view showing a state where one end of the ball chain is pulled out in the axial direction. .

  3 is a safety device according to the second embodiment. FIG. 3A1 is a cross-sectional view taken along line YY in FIG. 1B, and FIG. 3A2 is a cross-sectional view taken along line XX in FIG. 1B. . 3B1 is a schematic cross-sectional view showing a state where both ends of the ball chain are set in a safety device, and FIG. 3B2 is a schematic cross-sectional view showing a state where one end of the ball chain is pulled out in the axial direction. . 4 shows the procedure of mounting the safety device according to the second embodiment. FIGS. 4A1 and 4B1 are perspective views showing a state in which the end of the ball chain is inserted from the radial direction of the rod-shaped body. 4A2 and FIG. 4B2 are a perspective view and a side sectional view showing a state in which two balls at the tip are moved in parallel to the end of the rod-like body. FIGS. 4A3 and 4B3 are safety views. It is the perspective view and side sectional view which show the final state by which the apparatus was set.

  As shown in FIG. 5, the safety device 1 according to the present invention forms a ball chain 3 in which a large number of balls 4 are connected at equal intervals through a connecting line 5 in a loop state, and hangs name tags 6 and the like. This is applied to the hanging device 2 such as a name tag to be lowered.

  The safety device 1 is composed of, for example, a rod-like body 7 having a desired length in the axial direction by a plastic material having moderate elastic deformation. The rod-like body 7 has insertion passages 8a and 8b for allowing the balls 4a and 4b of both ends of the ball chain 3 to pass through at both axial ends 7a and 7b, and the ball chain at the end of the insertion passages 8a and 8b. Ball receiving portions 9a and 9b for holding and receiving the balls 4a and 4b of both ends, and when the ball chain 3 is subjected to a certain tension, the balls 4a and 4b of both ends of the ball chain are axially moved. The loop state is extracted and released.

  The rod-like body 7 is provided with slits 10a and 10b corresponding to the insertion paths 8a and 8b, reaching the axial ends 7a and 7b.

  In the first embodiment of the present invention having this basic structure, the balls 4a and 4b of both ends of the ball chain 3 are inserted from the axial ends 7a and 7b of the rod-like body 7 through the insertion paths 8a and 8b. The balls 4a and 4b are accommodated in the ball accommodating portions 9a and 9b. When a certain tension or more is applied to the ball chain 3, the balls 4a and 4b at both ends of the ball chain are pulled out in the axial direction to release the loop state.

  In the second embodiment of the present invention shown in FIG. 1B and FIG. 3 in contrast to the basic structure as described above, both the ball chain 3 and the ball accommodating portions 9a and 9b in the rod-like body 7 are used. Radial ball insertion passages 11a and 11b for receiving the balls 4a and 4b of the terminal from the radial direction of the rod-like body 7 in the ball receiving portions 9a and 9b are provided.

  In the second embodiment, the balls 4a and 4b of both ends of the ball chain 3 are inserted from the radial direction of the rod-like body 7 through the radial ball insertion passages 11a and 11b (see FIGS. 4A1 and 4B1). The balls 4a and 4b are accommodated in the ball accommodating portions 9a and 9b, and then the ball chain 3 is rotated as shown in FIGS. 4A3 and 4B3 to set the safety device. When a certain tension or more is applied to the ball chain 3, the balls 4a and 4b at both ends of the ball chain are pulled out in the axial direction to release the loop state.

  In this invention, the ball 4 of the ball chain 3 has a diameter of about 2 to 5 mm, the diameter of the rod-like body 7 is about 4 to 6 mm, and its length is about 10 to 16 mm. Can be designed relatively small.

FIG. 1 shows a specific embodiment of a safety device for a name tag suspension according to the present invention, and FIG. 1A shows a first embodiment of a safety device for a name tag suspension according to the present invention. FIG. 1B is a schematic perspective view showing a second embodiment. 2 is a safety device according to the first embodiment. FIG. 2A1 is a sectional view taken along line XX in FIG. 1A, and FIG. 2A2 is a sectional view taken along line YY in FIG. 1A. 2B1 is a schematic cross-sectional view showing a state where both ends of the ball chain are set in a safety device, and FIG. 2B2 is a schematic cross-sectional view showing a state where one end of the ball chain is pulled out in the axial direction. . FIG. 3 shows a safety device according to the second embodiment, in which FIG. 3A1 is a cross-sectional view taken along line YY in FIG. 1B, and FIG. 3A2 is a cross-sectional view taken along line XX in FIG. 3B1 is a schematic cross-sectional view showing a state where both ends of the ball chain are set in a safety device, and FIG. 3B2 is a schematic cross-sectional view showing a state where one end of the ball chain is pulled out in the axial direction. . 4 shows the procedure of mounting the safety device according to the second embodiment. FIGS. 4A1 and 4B1 are perspective views showing a state in which the end of the ball chain is inserted from the radial direction of the rod-shaped body. 4A2 and FIG. 4B2 are a perspective view and a side sectional view showing a state in which two balls at the tip are moved in parallel to the end of the rod-like body. FIGS. 4A3 and 4B3 are safety views. It is the perspective view and side sectional view which show the final state by which the apparatus was set. It is a schematic perspective view which shows the example of application of the safety device 1 which becomes this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Safety device 2 Name tag etc. hanging tool 3 Ball chain 4 Many balls 4a, 4b Ball of both ends 5 Connection line 6 Name tag etc. 7 Rod-shaped body 7a, 7b Axial both ends 8a, 8b Insertion path 9a, 9b Ball Housing portion 10a, 10b Slot 11a, 11b Radial direction ball insertion passage

Claims (5)

  A hanging device for name tags, etc., in which a ball chain formed by connecting a large number of balls at regular intervals via a connecting line is formed in a loop state so as to suspend name tags, etc. A ball-shaped body having a desired length, an insertion passage that allows the balls of both ends of the ball chain to be inserted at both ends in the axial direction, and a ball that holds and holds the balls of both ends of the ball chain at the end of the insertion passage And when the ball chain is subjected to a certain tension, the balls of both ends of the ball chain are extracted in the axial direction to release the loop state. Safety device for hanging devices such as name tags.   The safety device for a hanging device such as a name tag according to claim 1, wherein a slit is provided in the insertion passage.   The radial ball insertion passage for receiving the balls of both ends of the ball chain in the ball accommodating portion from the radial direction of the rod-shaped body is provided for the ball accommodating portion in the rod-shaped body. Or the safety device in hanging tools, such as a name tag of Claim 2.   The ball of the ball chain is about 2 to 5 mm in diameter, the diameter of the rod-shaped body is about 4 to 6 mm, and the length is about 10 to 16 mm. The safety device in hanging tools, such as a name tag in any one of Claims 1-3.   The safety device for a hanging device such as a name tag according to any one of claims 1 to 4, wherein the rod-shaped body is made of a plastic material having moderate elastic deformation.

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