Portable punch power gage

Details Portable punch power gage Portable punch power gage

1977-04-18

1978-08-22

Pinkham, Richard C.

Undertaking

73379, 73709, 272DIG5, A63B 6932

Patent

active

041084284

ABSTRACT:
Apparatus for use in developing boxing technique to indicate punching power during work-outs with practice equipment, includes a practice bag or the like having a punch-receiving area including pneumatic structure with connection through a releasible check-valve to a pressure gauge oriented for visibility by the person practicing.

REFERENCES:
patent: 650781 (1900-05-01), Currie
patent: 750593 (1904-01-01), Cady
patent: 777478 (1904-12-01), Minor
patent: 1044987 (1912-11-01), Campbell
patent: 1250905 (1917-12-01), Liljegran
patent: 2115926 (1938-05-01), Hatton
patent: 2708367 (1955-05-01), Lusk
patent: 3081634 (1963-03-01), Blaszkowski

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