Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Plural – diverse motor controls for different motors
Patent
1974-06-24
1976-03-02
Dobeck, B.
Electricity: motive power systems
Plural, diverse or diversely controlled electric motors
Plural, diverse motor controls for different motors
318112, 318487, 3071414, 3071418, H05B 302
Patent
active
039420825
ABSTRACT:
A multi-line chemical injection system for injecting chemicals into two or more independent systems including a pressure tank, a pump to supply chemicals to the pressure tank, a pressure control switch to regulate the pressure within the pressure tank and a plurality of cam operated solenoid valves to regulate chemical injection from the pressure tank.
REFERENCES:
patent: 2475425 (1949-07-01), Duclos et al.
patent: 2602446 (1952-07-01), Glass et al.
patent: 3198987 (1965-08-01), Brown
patent: 3496337 (1970-02-01), Voglesonger
Dobeck B.
Goldfarb Kenneth S.
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