Ergonomic helmet means
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United States of America Patent
Stats
-
Feb 25, 1986
Grant Date -
N/A
app pub date -
Dec 26, 1984
filing date -
Dec 27, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The ergonomic helmet means according to the invention comprises a pump equipped with a control system simultaneously ensuring the supply of air to the helmet and the manipulation of the vizor. This control system has an operative position ensuring the lowering of the vizor, its maintenance in the lowered position and normal ventilation, as well as an inoperative position ensuring the raising of the vizor, its maintenance in the raised position and reduced ventilation forming a screen around the operator's face. Application to the protection of personnel working in a dust atmosphere.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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