Means of stringing trolley wires
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United States of America Patent
Stats
-
Oct 28, 1980
Grant Date -
N/A
app pub date -
Oct 12, 1978
filing date -
Oct 20, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Means of stringing trolley wires comprises a supporting portion, resilient portions and a sliding portion. The supporting portion comprises a box member having an opening at the bottom thereof, and each of the resilient portions comprises a spring member and a supporting rod which protrudes through the opening of the box member and is adapted to move and incline in compliance with the condition of the sliding portion while the sliding portion comprises a pair of long ears and long trolley wires clamped by the pair of the long ears. The long ears of the sliding portion are supported at predetermined intervals by a plurality of the supporting rods of the resilient portions.
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