Electricity: circuit makers and breakers – Special application – Stationary feeler detects transient object
Patent
1981-11-27
1984-02-07
Goldberg, E. A.
Electricity: circuit makers and breakers
Special application
Stationary feeler detects transient object
200 16B, 200243, H01H 316
Patent
active
044305338
ABSTRACT:
This actuator switch assembly is used in conjunction with a concrete block machine and provides first and second switch portions, each attached to one of the height pins of the concrete block machine. Both switch portions include spring-loaded plungers and one of the portions includes a pair of electrical contacts which are closed by engagement of the plungers when the height bars approach each other.
REFERENCES:
patent: 2794879 (1957-06-01), Clason
patent: 2819361 (1958-01-01), Grace
patent: 3270329 (1966-08-01), Schnell
Ginsburg Morris
Goldberg E. A.
MCIBS, Inc.
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