JP2006299440A - Safety helmet and dust protective cover for liner thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a safety helmet that can prevent the dust occurring from the liner and provide a dust protective cover for its liner. <P>SOLUTION: The safety helmet is equipped with the resin or metal-made cap part 11, a liner 12 for absorbing shock that is arranged in the inside of the cap part 11, a hammock 13 arranged at the part on more head side than the liner 12, and the head band 14 surrounding the head of the user and the whole part of the liner 12 is covered with the dust protective cover 16. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a protective cap worn when working in a clean space such as a clean room and a dustproof cover for a liner thereof.

In a clean space such as a clean room, a dust-proof hood is used to prevent dust adhering to an operator's clothing from contaminating a work object. (For example, refer to Patent Document 1).
However, in the conventional dustproof hood, the user's head is only covered with the hood fabric of the dustproof hood, so it protects the head from hitting the machine itself by assembling work in narrow places such as machinery. It is not possible.
On the other hand, wearing a dustproof hood after wearing a protective cap, etc., has a size problem. Will cause a problem such as blocking the field of view or impairing the dustproof function.
From the above situation, it is practical to wear a protective cap after wearing a dust-proof hood.
JP 2001-295127 A

However, when wearing a protective cap while wearing a dust-proof hood, if a shock-absorbing liner is provided in the cap body, this liner uses a polystyrene foam material, so a hammock etc. Part of the liner material may come off due to contact with the member, impact from the outside, or aging deterioration.
In a clean space such as a clean room, the work object may be contaminated even if a part of the liner material is detached, and dust generated from the liner needs to be prevented.

  Then, an object of this invention is to provide the protective cap which can prevent the dust which arises from a liner, and the dustproof cover for the liner.

The protective cap of the present invention according to claim 1 is a cap body made of resin or metal, a shock absorbing liner disposed inside the cap body, and a hammock disposed closer to the head than the liner. A protective cap having a headband surrounding the wearer's head, wherein the entire liner is covered with a dustproof cover.
According to a second aspect of the present invention, in the protective cap according to the first aspect, the dustproof cover is formed in a bag shape having an opening, and the opening is formed in a size that allows the liner to be attached and detached. It is characterized by that.
According to a third aspect of the present invention, in the protective cap according to the second aspect, in the state in which the dustproof cover is mounted on the liner, the opening is closed by overlapping cloth pieces facing each other. To do.
According to a fourth aspect of the present invention, in the protective cap according to the third aspect, the opening is disposed on the cap body side in a state where the dust cover is attached to the liner.
According to a fifth aspect of the present invention, in the protective cap according to the first aspect, the dustproof cover is configured by weaving a conductive yarn into a light deodorizing fiber.
A dustproof cover for a liner of a protective cap according to a sixth aspect of the present invention includes a cap body made of resin or metal, an impact absorbing liner disposed inside the cap body, and a head side of the liner. A dust-proof cover for a liner of a protective cap provided with a hammock to be disposed and a headband surrounding the head of the wearer, wherein the dust-proof cover is configured in a bag shape having an opening, and the opening is The liner is formed in a detachable size, and in a state where the dustproof cover is attached to the liner, the opening is closed by overlapping cloth pieces facing each other, and disposed on the cap body side. And

  ADVANTAGE OF THE INVENTION According to this invention, the dust which arises by partial detachment | leave of a liner material can be prevented, and the protective cap which can be used in clean spaces, such as a clean room, and the dustproof cover for the liner can be provided.

The protective cap according to the first embodiment of the present invention covers the entire liner with a dustproof cover. According to the present embodiment, dust generated by part of the liner material can be kept in the dustproof cover, and the clean space such as a clean room is not contaminated.
According to a second embodiment of the present invention, in the protective cap according to the first embodiment, the dustproof cover is formed in a bag shape having an opening, and the opening is formed in a size that allows the liner to be attached and detached. . According to this embodiment, the dust cover can be removed from the liner, can be washed, and can be replaced with a new one.
In the protective cap according to the second embodiment, the third embodiment of the present invention closes the opening portion by overlapping cloth pieces in a state where the dust cover is attached to the liner. According to the present embodiment, since the opening is closed by overlapping the cloth pieces, dust generated by part of the liner material can be reliably kept in the dust-proof cover.
According to a fourth embodiment of the present invention, in the protective cap according to the third embodiment, the opening is arranged on the cap body side in a state where the dustproof cover is attached to the liner. According to the present embodiment, dust generated by part of the liner material coming out from the opening is extremely reduced.
According to a fifth embodiment of the present invention, in the protective cap according to the first embodiment, a dustproof cover is configured by weaving conductive yarns into light deodorizing fibers. According to the present embodiment, it is possible to enhance the deodorizing property and to exhibit the antistatic performance.
A dustproof cover for a protective cap liner according to a sixth embodiment of the present invention is configured such that the dustproof cover is formed in a bag shape having an opening, and the opening is formed in a size that allows the liner to be attached and detached. In the state where it was attached to, the opening is closed by overlapping the opposing cloth pieces and arranged on the cap body side. According to the present embodiment, it is possible to extremely reduce the dust generated by part of the liner material from coming out from the opening.

Embodiments of the present invention will be described below with reference to the drawings.
1 is an internal configuration diagram of a protective cap according to an embodiment of the present invention, FIG. 2 is an exploded configuration diagram of the protective cap, FIG. 3 is a perspective view of a liner used in the protective cap, and FIG. 4 is a dust-proof cover on the liner. FIG. 5 is a perspective view of a state in which the dustproof cover is attached to the liner.
As shown in FIGS. 1 and 2, the protective cap 10 includes a cap body 11 made of resin or metal, a shock absorbing liner 12 provided inside the cap body 11, and a head portion than the liner 12. A hammock 13 disposed on the side, a headband 14 surrounding the circumference of the head of the wearer, and a chin strap 15 extending from both sides of the cap body 11 to the wearer. The liner 12 is entirely covered with a dustproof cover 16. The dust cover 16 is made of a cloth in which conductive yarn is woven into a light deodorizing fiber. The headband 14 is provided with a size adjustment function that can be changed according to the head of the wearer, and this size adjustment function is preferably arranged on the head side.
As shown in FIG. 3, the liner 12 is formed in a bowl shape from a polystyrene foam material.
As shown in FIGS. 4 and 5, the dust cover 16 covers the concave side surface (inner peripheral surface) and the convex side surface (outer peripheral surface) of the liner 12 and is formed in a bag shape. On the outer peripheral surface side of the dust cover 16, an opening 16A having a size that allows the liner 12 to be attached and detached is formed. The opening 16 </ b> A is closed when the opposing cloth pieces overlap in a state where the dust cover 16 is attached to the liner 12. Further, the opening 16A is disposed on the outer peripheral surface of the liner 12, that is, on the cap body side.

As described above, according to the present embodiment, since the opening 16A is closed by the overlap of the cloth pieces, the dust generated by part of the liner 12 such as broken pieces is surely kept in the dust cover 16. I can leave.
Further, according to the present embodiment, by arranging the opening portion 16A on the cap body side, the fragments of the liner material 12 are extremely less likely to come out of the opening portion 16A.
Moreover, according to the present Example, by using the cloth in which the conductive yarn is woven into the light deodorizing fiber as the dustproof cover 16, the deodorizing property can be enhanced and the antistatic performance can be exhibited.

  INDUSTRIAL APPLICABILITY The present invention is used as a protective cap worn in a clean space such as a clean room in a research or manufacturing site of semiconductors, medicines, foods, and the like.

The internal block diagram of the protective cap by one Example of this invention Exploded view of the protective cap Perspective view of liner used for the protective cap Partially broken perspective view of the liner with a dust cover attached Perspective view of the liner with a dust cover attached

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Protective cap 11 Cap body 12 Liner 13 Hammock 14 Headband 15 Chin strap 16 Dust-proof cover 16A Opening

Claims (6)

  A cap body made of resin or metal, a shock absorbing liner disposed inside the cap body, a hammock disposed closer to the head than the liner, and a headband surrounding the head of the wearer A protective cap, wherein the entire liner is covered with a dust cover.   2. The protective cap according to claim 1, wherein the dust cover is formed in a bag shape having an opening, and the opening is formed in a size that allows the liner to be attached and detached.   3. The protective cap according to claim 2, wherein in the state where the dust cover is attached to the liner, the opening is closed by overlapping cloth pieces facing each other.   The protective cap according to claim 3, wherein the opening is disposed on the cap body side in a state where the dust cover is attached to the liner.   The protective cap according to claim 1, wherein the dustproof cover is configured by weaving a conductive yarn into a light deodorizing fiber. A cap body made of resin or metal, a shock absorbing liner disposed inside the cap body, a hammock disposed closer to the head than the liner, and a headband surrounding the head of the wearer A dustproof cover for a liner of a protective cap comprising: the dustproof cover is formed in a bag shape having an opening, the opening is formed in a size that allows the liner to be attached and detached, and the dustproof cover is A dust-proof cover for a protective cap liner, characterized in that, in a state of being mounted on a liner, the opening is closed by overlapping opposing cloth pieces and arranged on the cap body side.

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