Geometrical instruments
Patent
1975-03-03
1978-02-28
McGlynn, Joseph H.
Geometrical instruments
339221R, H01R 1350
Patent
active
040763684
ABSTRACT:
A combination mounting device and instrument tap for a terminal of a high amperage switch, comprising a knurled cylindrical steel insert press-fit into a punched hole in a switch terminal flange. The insert has a head overlapping the punched hole and fixedly mounting an instrument connection terminal in firm electrical contact with the switch terminal flange. A fastener bolt is threaded through a tapped opening in the insert to mount the switch terminal on an insulator base.
REFERENCES:
patent: 2307080 (1943-07-01), Schaefer
patent: 2465654 (1949-03-01), Millard
patent: 2688497 (1954-09-01), Brisack
patent: 3766442 (1973-10-01), Pearce et al.
Boltswitch Inc.
Goldberg Howard N.
McGlynn Joseph H.
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