Attachment device for mounting face-protective shields on headge

Details Attachment device for mounting face-protective shields on headge Attachment device for mounting face-protective shields on headge

1982-08-20

1984-08-14

Schroeder, Werner H.

Apparel

Guard or protector

For wearer's head

2 8, 2451, A61F 902

Patent

active

044648006

ABSTRACT:
In an attachment device for use in pairs to mount a face-protective shield, such as a welding helmet, for lifting and lowering pivotal movement on a headgear, the provision of two separate pieces adapted for interfitted engagement relative to each other at longitudinally adjusted positions determined by the requirements of the particular make of headgear and face shield concerned. One of the pieces has a tubular boss projecting therefrom, while the other piece has an elongate slot through which the boss extends. Interengaging means, such as respective series of saw-like teeth, are provided on confronting faces of the two pieces, whereby the positions of the two pieces relative to each other can be adjusted to place the boss as may be required by the position of a boss-receiving opening in a side wall of a particular make of face-protective shield.

REFERENCES:
patent: 2283120 (1942-05-01), Malcom

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