Fluid handling – Systems – Programmer or timer
Patent
1978-05-12
1980-01-15
Cohan, Alan
Fluid handling
Systems
Programmer or timer
13762527, 251230, G05B 1944
Patent
active
041833740
ABSTRACT:
Apparatus for providing a fluid pressure output signal upon receipt of fluid pressure input pulses in predetermined number. Fluid pressure isolation is provided as between input and output portions of the apparatus whereby the fluid pressure level of the output signal may be variably preselected irrespective of the pressure level of the input pulses.
REFERENCES:
patent: 3145736 (1964-08-01), Gheen
patent: 3172637 (1965-03-01), Adams
patent: 3344809 (1967-10-01), Smith
patent: 3489155 (1970-01-01), Loveless
patent: 3489175 (1970-01-01), Loveless et al.
Malecki Ronald J.
O'Neil Charles P.
Amerace Corporation
Bender S. Michael
Cohan Alan
Craig Richard A.
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