Electricity: conductors and insulators – Underground – Distributing and/or combined with overhead
Patent
1980-09-22
1983-05-03
Arola, Dave W.
Electricity: conductors and insulators
Underground
Distributing and/or combined with overhead
174 60, 285 87, H02G 902, H02G 308, H05K 500
Patent
active
043821553
ABSTRACT:
A lock for a cathodic test station apparatus includes interfitting thread segments at diametrically-opposite portions of a cover and on the outer surface of a test station collar used to support an upstanding terminal board for coupling test leads thereto. An L-shaped resilient lock is attached to the end wall of the collar. The resilient leg extends along the side wall adjacent the leading end of one thread segment.
REFERENCES:
patent: 873892 (1907-12-01), Petterson
patent: 875004 (1907-12-01), Shears
patent: 4242533 (1980-12-01), Cott
Borin Frank W.
Thomas Jeffrey G.
Arola Dave W.
Poff Clifford A.
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