Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor
Patent
1975-11-04
1977-01-18
Rosenthal, Arnold
Valves and valve actuation
Fluid actuated or retarded
Pilot or servo type motor
251 43, F16K 31385
Patent
active
040035484
ABSTRACT:
High-pressure valve provided with internal opening and closing members which are indirectly actuated by a handwheel and a servo-control system based on the balancing effect generated by the same pressure of compressed air or gas or the like to be dispensed so as to obtain a very sensitive operation, the assembly being particularly suitable for compressed air or gas bottles or the like.
REFERENCES:
patent: 1657817 (1928-01-01), Cadwell et al.
Stradella Giuseppe
Stradella Umberto
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