Coupling apparatus for helmet shield
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United States of America Patent
Stats
-
Sep 23, 2003
Grant Date -
N/A
app pub date -
Aug 21, 2002
filing date -
May 31, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A coupling apparatus for a helmet shield includes a helmet and a shield that includes a left and right protruded inner portion, a curved rim protrusion, a cam shaped shaft portion having an engaging shaft flange at both sides of the rim protrusion and a guide pin shaft. A coupling apparatus includes a movable shaft member, base member and movable shaft member spring that is assembled to the back surface of the base member. The movable shaft member spring includes one end engaged to a spring engaging ring of the movable shaft member and the other end supported by the base member for thereby returning the movable shaft member, wherein the cam shaped shaft portion of the shield is rotatable in the movable shaft member, and the movable shaft member is slide-movable in the concave portion of the base member in a forward and backward direction.
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