Timing mechanism
United States Patent 2810435
US Patent References:
/0382654.html
- - 0382654

Time switch
- - 2454887

Timing valve
- - 2592024

Check valve with supplemental cam actuator
- - 2641437


Inventors:
Demi, Roy C.
Clarence, Wantz
Publication Date:
10/22/1957
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Assignee:
ROBERTSHAW FULTON CONTROLS CO
Primary Class:
137/624.110
Other Classes:
968/812, 74/504, 74/56, 74/531, 74/569, 74/10R, 74/568R
International Classes:
F16K31/48; G04F3/02; F16K31/44; G04F3/00