Mechanical guns and projectors – Fluid pressure – Provided by movement of user-actuated – projector-mounted...
Patent
1974-04-30
1976-05-25
Pinkham, Richard C.
Mechanical guns and projectors
Fluid pressure
Provided by movement of user-actuated, projector-mounted...
124 40, 403315, F41B 1100, F41F 104
Patent
active
039585506
ABSTRACT:
An air rifle having a casing with a compression cylinder displaceably housed therein, and including a spring actuated piston, the cylinder having a front end wall with a transverse bore, tensioning structure for compressing the spring pivotally connected to the underside of the rifle, comprising a tension lever and a tension draw bar, the tension draw bar having a head portion projecting into the bore to enable the tension draw bar to be pivoted with respect to the axis of the bore, and plug elements supporting the head portion disposed on each side of the head portion so that the plug elements bear against the head portion and against the casing.
REFERENCES:
patent: 461224 (1891-10-01), Stanly
patent: 1045373 (1912-11-01), Cook
patent: 2662335 (1953-12-01), Calverley
patent: 2735736 (1956-02-01), Laubender
Johansson Lennart J. I.
Lindqvist Bjorn W.
Wallberg Eric V.
Forenade Fabriksverken
Munson Eric Y.
Pinkham Richard C.
Stouffer Richard T.
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