Electricity: circuit makers and breakers – High-potential type – Rotating and pivoted
Patent
1977-06-27
1978-07-25
Hart, Ro E.
Electricity: circuit makers and breakers
High-potential type
Rotating and pivoted
H01H 3100
Patent
active
041031237
ABSTRACT:
A procedure and apparatus for increasing the ease and safety of making grounding connections in electrical distribution systems having access areas including switch and fuse blades removable by hot stick operation. A grounding blade physically interchangeable with standard fuse and switch blades is provided with convenient connections for receiving a grounding cable or cables, so that either end of the blade, or both ends thereof, can be grounded, whereby to ground system components connected thereto.
REFERENCES:
patent: RE24216 (1956-09-01), Heberlein
patent: 655047 (1900-07-01), Bossert
patent: 1463304 (1923-07-01), Bingay
patent: 1957814 (1934-05-01), Anderson
Hart Ro E.
Northwestern Public Service Company
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