Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1987-01-15
1988-03-22
Luebke, Renee S.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200336, H01H 1954
Patent
active
047330341
ABSTRACT:
An indexing mechanism for a rotary switch includes a bushing having a plurality of longitudinal serrations on the inner bearing surface. A rotatable shaft having a transversely extending opening therein is journaled within the bushing. A catch element is disposed within the transverse opening in the rotatable shaft and projects therefrom to engage the serrations on the inner bearing surface.
REFERENCES:
patent: 2817721 (1957-12-01), Edwards
Armstrong L. Lamar
Medicks Peter
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