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using apparatus with a spring motor or a snap-acting mechanism for actuating any one of a number of circuit breakers
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CPC
H01H2300/058
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01H
ELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES
H01H2300/00
Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
Current Industry
H01H2300/058
using apparatus with a spring motor or a snap-acting mechanism for actuating any one of a number of circuit breakers
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Patents Grants
last 30 patents
Information
Patent Grant
Manual operator for an electrical switch
Patent number
5,066,840
Issue date
Nov 19, 1991
Automatic Switch Company
Dominik M. Wiktor
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Tool for making and breaking load currents
Patent number
4,281,228
Issue date
Jul 28, 1981
Robert W. Harmon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3120291
Patent number
3,120,291
Issue date
Feb 4, 1964
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
2778450
Patent number
2,778,450
Issue date
Jan 22, 1957
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents