Measuring and testing – Instrument proving or calibrating – Volume of flow – speed of flow – volume rate of flow – or mass...
Patent
1974-11-18
1976-09-14
Goldstein, Herbert
Measuring and testing
Instrument proving or calibrating
Volume of flow, speed of flow, volume rate of flow, or mass...
G01L 2500
Patent
active
039799425
ABSTRACT:
A torque wrench tester comprising a single elongate deflection beam, a plurality of torque wrench engaging input shafts drivingly connected with the beam at points spaced longitudinally thereof and each to deflect the beam in response to a predetermined range of torsional forces applied thereto and a single dial indicator related to the beam to increase deflection thereof and having calibrations for each range of forces to be measured.
REFERENCES:
patent: 2281226 (1942-04-01), Boles
patent: 2486632 (1949-11-01), Burke et al.
patent: 2648219 (1953-08-01), Emery
patent: 3286504 (1966-11-01), Grabovac
patent: 3364725 (1968-01-01), Grabovac
Appleman John S.
Consolidated Devices Inc.
Goldstein Herbert
Maxwell Georges A.
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