JPH0471781B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION TECHNICAL FIELD The present invention relates to a hanging cord clasp for removably attaching a hanging cord to a container such as a portable thermos flask, and an attachment structure using the same.

``Prior Art'' Portable thermos flasks and the like are equipped with lanyards for convenient portability. Traditionally, the sling clasp that attaches the sling to the container typically has a fifth
As shown in the figure, Sulcan 1, which is made of bent elastic material, was used. This Sarkhan 1
is attached to the end of the hanging string 2, and by fitting this hook 1 into a retaining pin 4 provided on the wall of the container 3, the hanging string 2 is attached to the container 3.
will be installed on the

``Conventional Problems'' Such conventional hanging cord clasps and hanging cord attachment structures are designed to prevent accidental falling off.
were made of materials with high spring strength. For this reason, when attaching and detaching the monkey can 1 to and from the retaining pin 4 of the container 3, force is required to deform it, and the hanging cord 2
There was a drawback that it was not easy to attach and detach. In addition, if the width of the sling 2 is widened to prevent localized stress on the shoulders, and the width of the sling 1 is widened accordingly, the sling 1 will be difficult to deform and the sling will be tightened. There was an inconvenience that it was difficult to attach and detach the 2. For this reason, it was difficult to balance the design with the suspension string 2.

Furthermore, since Sulcan 1 is simply a piece of elastic material that is bent, there has been a complaint that containers using it tend to give the impression of being cheap.

"Means for solving the problem" Next, we will discuss the first method for solving the above problem.
An explanation will be given along with the embodiment shown in the figures and FIG.

Suspension string clasp 5 which is the first invention of this application
are a first engaging member 7 and a second engaging member that are fitted into each other, are slidable in the fitting direction, and are provided with hook portions 6, 6 that protrude outward in the sliding direction. a mating member 8; a biasing means 9 for biasing the mating members 7 and 8 outward in the sliding direction;
It consists of a case 11 that slidably holds the engaging members 7 and 8 and is provided with an attachment part 10 to which the suspension string 2 is attached.

In addition, in the hanging string attachment structure which is the second invention of this application, the hanging string fastener 5 of the above-mentioned first invention is attached to the hanging string 2, and the hanging string fastener 5 is locked to the container 3. A covering portion 12 is provided. The attached portion 12 has a width between the outer ends 6a, 6a of the hook portions 6, 6 when the first and second engaging members 7, 8 of the hanging string clasp 5 are brought closest to each other. side walls 15, 15 facing each other provided at a wider interval than It is formed from.

"Operation" The hanging cord 2 is attached and detached using the hanging cord clasp and hanging cord attachment structure of the present invention as follows.

First, hold the first engaging member 7 and the second engaging member 8 of the hanging string clasp 5 with your fingers and move them inward in the sliding direction against the biasing force of the biasing means 9. The mating members 7 and 8 are brought close to each other. Then, the width between the hook portions 6, 6 of the engaging members 7, 8 becomes narrower. After the hook parts 6, 6 of the hanging string clasp 5 in this state are inserted between the side walls 15, 15 of the attachment part 12 of the container 3, the fingers holding down the locking members 7, 8 are released. Then, the locking members 7 and 8 are moved outward in the sliding direction by the urging force of the urging means 9, and are separated from each other. Then, the width between the hook parts 6, 6 increases, and the hook parts 6, 6 are locked in the locking holes 16, 16 in the side walls 15, 15. As a result, the hanging cord 2 is attached to the container 3.

When removing the hanging string 2, in the opposite manner to when attaching it, press the engaging members 7, 8 of the hanging string clasp 5 with your fingers to narrow the width of the hook parts 6, 6, and then attach this clasp 5 to the container.
Pull it out from the attached part 12.

"Examples" The present invention will be described in detail below with reference to Examples.

FIG. 1 shows an embodiment of the sling clasp of the present invention, and reference numeral 5 in the figure indicates the sling clasp.
The first engaging member 7 and the second engaging member 8 of this hanging string clasp 5 are comprised of shaft portions 7a, 8a, arm portions 7b,
8b.

The shaft portions 7a and 8a are cylindrical, and the shaft portion 8a of one of the second engaging members 8 is expanded in diameter from the opening to the middle to form a guide portion 17. The opening side of the shaft portion 7a of the first engaging member 7 is slidably fitted into the guide portion 17. Further, a stepped portion is formed at the back of this guide portion 17, and serves as a stopper 8c. This stopper 8c allows the first engagement member 7 to
The position where the shaft portion 7a is housed in the shaft portion 8c of the second engaging member 8 is limited. First engaging member 7
A collar-shaped stopper 7c is formed on the outer periphery of the shaft portion 7a.The stopper 7c comes into contact with the open end of the shaft portion 8a of the second engaging member 8 when the shaft portion 7a butts against the stopper 8c. .

A biasing means 9 is housed in a space 18 formed by fitting these shaft portions 7a and 8a together. This biasing means 9 biases the first and second engagement members 7 and 8 outward in the sliding direction to separate the engagement members 7 and 8, and is a coil spring. is used.

The arm portions 7b and 8b of the engaging members 7 and 8 are
They are provided so as to extend from the shaft portions 7a, 8a in a direction intersecting the sliding direction (hereinafter abbreviated as the X direction) of the engaging members 7, 8. The arm portions 7b and 8b in this example are connected to stoppers 7c and 8c of the shaft portions 7a and 8a, respectively, and the arm portions 7b and 8b are bent so as to approach each other at their tip portions. . These arm parts 7b, 8b
Hook portions 6, 6 are formed at the tips of the two, respectively. The hook portions 6, 6 are provided to protrude outward in the Y direction, and the front end surfaces of the arm portions 7b, 8b are rounded.

The case 11 of the hanging string clasp 5 in this example consists of a pair of legs 19, 19 and two joint members 20, 21 stretched between them. Round holes 22, 22 are provided at one end side of the legs 19, 19.
is provided. The shaft portions 7a and 8a of the engaging members 7 and 8 are loosely fitted into the round holes 22 and 22, respectively. As a result, the engaging members 7 and 8 are held in the case 11 in a mutually slidable state. Further, the engaging members 7 and 8 are rotatable relative to the case 11. Round holes 22, 2 in legs 19, 19
Ribs 23, 23 extending inside the case 11 are provided along the circumference of the case 11. This rib 23,
23 is in contact with the stoppers 7c, 8c of the shaft portions 7a, 8a of the engaging members 7, 8, and the engaging members 7, 8
limit the distance that they can be separated from each other. One of the joint members 20, 21 is provided at the center of the legs 19, 19, and the other is provided at the ends of the legs 19, 19. The hole between these joint members 20 and 21 serves as a mounting portion 10 through which the hanging cord 2 is inserted and attached.

In the hanging string clasp 5 of this example, the engaging members 7 and 8 are protected by a hook cover 24. The hook cover 24 includes a shaft protection portion 24a that covers the shaft portions 7a and 8a of the engaging members 7 and 8, and an arm portion 7.
b, 8b, and an arm protection portion 24b. The shaft protection portion 24a has a hollow cylindrical shape, and the arm portions 7 of the engaging members 7 and 8 are attached to the wall portion of the shaft protection portion 24a.
A hole for letting out the shaft protection portion 24a is provided along the length direction of the shaft protection portion 24a. This shaft protection portion 24a covers the shaft portions 7a, 8a of the engaging members 7, 8, and its end portions are connected to the ribs 23, 2 of the case 11.
3 is fitted. Arm protection part 24b
has a U-shaped cross section and is open on both sides. In addition, this arm protection portion 24b
are formed so that their side edges follow the outer edges of the arm portions 7b, 8b when the engaging members 7, 8 are furthest apart from each other.

The sling clasp 5 of this example is attached to the sling 2 by passing the sling 2 through the mounting portion 10 of the case 11 and then folding it back and securing it with a clip 25, as shown in FIG.

The hanging string clasp 5 is attached to the attachment part 12 of the container 3, as shown in FIGS. 3 and 4.

The container 2 of this example includes a vacuum double bottle 26, an upper ring 27 and a lower ring 28 fitted together, and a handle 30 attached via a handle receiving member 29. Both ends of the handle receiving member 29 are held portions 31, 31. This held part 31,
31 are upper ring 27 and vacuum double bottle 26, respectively.
The handle receiving member 29 is held between the lower ring 28 and the double vacuum bottle 26, thereby fixing the handle receiving member 29 to the container 3.

Regarding the suspension string attachment structure of this embodiment,
The attached portion 12 is attached to the upper ring 27 and the handle receiving member 29.
Rectangular insertion recesses 14 are provided at two locations: a portion where the held portions 31 of
is formed. The size of the insertion recess 14 is such that the portion of the lanyard clasp 5 provided with the hook portions 6, 6 can be inserted into the insertion recess 14. This insertion recess 14 and the clamped portion 3 of the handle receiving member 29
1, and a square hole 14b formed in each ring 27, 28 so as to communicate with the box-shaped part 14a. ing. A pair of the circumferential walls of the box-shaped portion 14a of the handle receiving member 29 that face each other constitute side walls 15, 15 of the attachment portion 12. The distance between the side walls 15, 15 is wider than the width between the outer ends 6a, 6a of the hook parts 6, 6 when the engaging members 7, 8 of the hanging string clasp 5 are pressed and brought close to each other. ing. Further, this distance is narrower than the width between the outer ends 6a, 6a of the hook portions 6, 6 when the engaging members 7, 8 are separated from each other the most. These side walls 15, 15 are provided with hook portions 6, 6, respectively, into which the hook portions 6, 6 of the hanging cord fastener fit and lock.

Regarding the hanging string clasp 5 and the mounting structure of the embodiment described above, as explained in the section of "Function" above, the locking members 7, 8 of the clasp 5 are pressed with fingers to release the hook parts 6, 6. By narrowing the width, the hanging string clasp 5 can be locked to or released from the attachment part 12 of the container 3.

In addition, case 1 of the hanging string clasp 5 of this embodiment
1 is rotatable with respect to the engaging members 7 and 8, so that during use, the case 11 rotates in accordance with the movement of the hanging cord 2, and always faces in the direction in which a load is applied. Therefore, in the case of this suspension string clasp 5, no unreasonable stress is applied between the case 11 and the engaging members 7, 8. Furthermore, when storing the container 3 in a bag or the like with the hanging string 2 attached, the container 3 can be stored compactly by folding down the case 11 of the hanging string clasp 5 and placing it along the container 3. can.

Furthermore, since the sling clasp 5 of this embodiment is provided with the hook cover 24, the load transmitted from the sling 2 through the case 11 is not applied only to the engaging members 7 and 8, and the hook cover 24
It is also distributed. Therefore, this hanging string clasp 5
In this case, no load is locally applied to the arm portions 7b, 8b, etc. of the engaging members 7, 8, making them less likely to be damaged.

``Effects of the Invention'' The hanging cord clasp and hanging cord attachment structure of the present invention having the configuration described in detail above have the advantage that the hanging cord clasp can be removed from the insertion recess of the container, and the engaging hole of the container and the hook. Since the direction (X direction) of the force applied to the hanging string clasp is different in order to release the engagement between the hook and the hook, The urging force of the urging means that urges the mating member can be weakened.
Therefore, the sling clasp and sling attachment structure of the present invention allow the sling to be easily attached and detached. In addition, the size of the clasp can be changed to match the width of the hanging string, making it possible to improve the overall design of the container, including the hanging string, and creating a high-class impression.

[Brief explanation of the drawing]

Figures 1a and 1b show an embodiment of the sling clasp of the present invention, in which a is a plan view, b is a sectional view,
Fig. 2 is a perspective view showing a state in which a hanging string is attached to the same hanging string clasp, Fig. 3 is a partially sectional plan view showing an embodiment of the hanging string attachment structure of the present invention, and Fig. 4. FIG. 5 is a cross-sectional view showing a main part of the attachment structure, and FIG. 5 is a perspective view showing a conventional hanging cord fastener and attachment structure for the hanging cord. 2... Suspension string, 3... Container, 6... Hook portion, 6a... Outer end, 7... First engaging member, 8
...Second engagement member, 9...Biasing means, 10...
Attachment part, 12... Adhering part, 15... Side wall, 16
...Locking hole, X...Sliding direction.

Claims (1)

[Claims] 1. A first engaging member and a second engaging member that fit into each other, are slidable in the fitting direction, and are provided with a hook portion that protrudes outward in the sliding direction. an engaging member, a biasing means for biasing the first and second engaging members outward in a sliding direction, and holding the first and second engaging members in a slidable manner; A sling clasp consisting of a case and a case provided with an attachment part to which a sling is attached. 2 A hanging string fastener is attached to the hanging string, and a container is provided with an attached part to which the hanging string fastener is locked, and the hanging string fasteners fit into each other and are slidable in the direction of the fitting. A first engaging member and a second engaging member are provided with hook portions that project outward in the sliding direction. and a case that slidably holds the first and second engaging members and is provided with an attachment part to which a hanging cord is attached, portions facing each other are provided at an interval wider than the width between the outer ends of the hook portion when the first engaging member and the second engaging member of the hanging string clasp are brought closest to each other. A hanging string attachment structure characterized in that it is formed of a pair of side walls and a locking hole provided on each side wall into which a hook portion of the hanging string fastener is locked.