Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01H
ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
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37/00
Thermally-actuated switches
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H01H37/74
Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
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H01H37/76
Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
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H01H37/761
with a fusible element forming part of the switched circuit
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H01H2037/762
using a spring for opening the circuit when the fusible element melts
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H01H2037/763
the spring being a blade spring
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