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LEON THEVENIN
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LEON THEVENIN
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Publication of FR350267ApublicationCriticalpatent/FR350267A/en
H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
H01H50/74—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
H01H50/76—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter using reed or blade spring
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Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
FR350267D1904-10-261904-10-26
Shaker for induction coils
ExpiredFR350267A
(en)