Mechanical guns and projectors – Element – Trigger or releasing mechanism
Patent
1975-11-20
1977-11-29
Pinkham, Richard C.
Mechanical guns and projectors
Element
Trigger or releasing mechanism
124 22, F41B 704
Patent
active
040600670
ABSTRACT:
A trigger assembly for launching the projectile of a spring loaded weapon such as a harpoon, cross-bow or the like is disclosed having a detent adapted to engage the rear end of the projectile. The detent swingable about an axle fixed to the butt stock and a spring member is supported within the butt stock to engage said detent. The forces created by the projectile acting on the detent, cause said spring member to curve into a reactive position, the curvature of the spring in the reactive position is limited and a trigger member is provided for displacing the spring from its curved position into a position releasing the reactive force on said detent.
REFERENCES:
patent: 2627260 (1953-02-01), Zimmerman
patent: 3850157 (1974-11-01), Prokupek
Browne William R.
Pinkham Richard C.
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