Fluid handling – Systems – Programmer or timer
Patent
1974-06-27
1976-01-13
Cohan, Alan
Fluid handling
Systems
Programmer or timer
251 28, 251 634, 251 64, 251 73, 13762561, F15B 2110
Patent
active
039318320
ABSTRACT:
This invention relates to pneumatic control systems, particularly to a timing device for the same, wherein a control device is maintained at a constant speed by means of a balance wheel or flywheel, whose kinetic energy furnishes a pneumatic signal and which mechanically shifts a valve to pass on the pneumatic signal. The shifting of the valve is adjustable.
REFERENCES:
patent: 736958 (1903-08-01), Girod
patent: 3326418 (1967-06-01), Kropp
Hodler Karl
Walter Erich
Cohan Alan
Michalsky Gerald A.
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