Fluid handling – Systems – Plural noncommunicating flow paths
Patent
1987-08-20
1988-11-29
Rosenthal, Arnold
Fluid handling
Systems
Plural noncommunicating flow paths
25112915, F16K 3106
Patent
active
047874147
ABSTRACT:
A fuel control valve construction, parts therefor and methods of making the same are provided, the construction comprising a housing having an inlet adapted to be interconnected to a fuel source and an outlet adapted to be interconnected to a main burner, the housing having a pilot outlet adapted to be interconnected to a pilot burner for the main burner, the housing having a pilot valve seat and a main valve seat for interconnecting the inlet respectively with the pilot outlet and the main outlet, the housing having a movable pilot valve member for opening and closing the pilot valve seat and a movable main valve member for opening and closing the main valve seat, the housing having a movable lever carrying the pilot valve member and the main valve member and having a manually operable actuator for controlling the operating positions of the lever.
REFERENCES:
patent: 2991799 (1961-07-01), Littlefield
patent: 3203447 (1965-08-01), Bremner et al.
patent: 3472277 (1969-10-01), Reinicke et al.
patent: 3506030 (1970-04-01), Vesco
patent: 3661178 (1972-05-01), Wichmann
patent: 4268009 (1981-05-01), Allen, Jr.
Katchka Jay R.
Kelly Samuel T.
Robertshaw Controls Company
Rosenthal Arnold
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