Electricity: circuit makers and breakers – Electric switch details – Actuators
Patent
1988-09-07
1990-05-01
Cusick, Ernest G.
Electricity: circuit makers and breakers
Electric switch details
Actuators
200 51LM, 200 6158R, 200303, 200332, 2003321, 2002931, 439144, 439149, H01H 920
Patent
active
049220691
ABSTRACT:
Electrical control switch mechanisms of the so-called "dead-man" type which may be used to actuate the operation of small electrically powered tools such as mowers, trimmers and the like. These switch mechanisms provide for immediate deactivation of the tool upon release by the operator.
REFERENCES:
patent: 1929662 (1933-10-01), Wappat
patent: 1989823 (1935-02-01), Raabe
patent: 2211603 (1940-08-01), Lang
patent: 2744176 (1956-05-01), Kaman
patent: 3422296 (1969-01-01), Frank
patent: 4380693 (1983-04-01), Kuhlmann et al.
patent: 4740168 (1988-04-01), Carney et al.
Aircap Industries Corporation
Cusick Ernest G.
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