Signals and indicators – Bells – Gong type
Patent
1975-09-11
1976-12-14
Queisser, Richard C.
Signals and indicators
Bells
Gong type
73431, 116129D, G01D 1324
Patent
active
039968812
ABSTRACT:
A rotary hand indicating instrument including a maximum hand and having a solid crystal formed with stub shafts projecting axially from its front and rear faces, upon which shafts the maximum hand and associated magnetic resetting control elements are mounted.
REFERENCES:
patent: 2457286 (1948-12-01), Tollefsen et al.
patent: 2654253 (1953-10-01), Ford
patent: 2868959 (1959-01-01), Mayo et al.
patent: 3094970 (1963-06-01), Zargarpur
patent: 3204600 (1965-09-01), Aldridge et al.
patent: 3596178 (1971-07-01), Sklyaruk et al.
patent: 3807350 (1974-04-01), Powell
Qualitrol Corporation
Queisser Richard C.
Rudy Stephen J.
Yasich Daniel M.
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