Measuring and testing – Speed – velocity – or acceleration – With means for retaining reading
Patent
1975-08-25
1976-09-14
Woodiel, Donald O.
Measuring and testing
Speed, velocity, or acceleration
With means for retaining reading
G01L 716
Patent
active
039799603
ABSTRACT:
A compression tester having a rotatably mounted dial disc cooperating with a stationary index line and a piston responsive to compression pressure movable against a spring for rotating the dial disc and a support plate for the dial disc providing for confined movement of the dial disc and low friction resistance to movement.
REFERENCES:
patent: 1430174 (1922-09-01), Marchus
Geauque Robert E.
Rite Autotronics Corporation
Woodiel Donald O.
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