Boom elevating device for line lifts
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United States of America Patent
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-
Jul 31, 1990
Grant Date -
N/A
app pub date -
Apr 24, 1989
filing date -
Apr 24, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved boom elevating device for a line lift or other aerial lift is disclosed. The present invention vastly expands the range of movement of the line lift through use of an extension arm, attached between a line lift boom and conventional boom actuating means, and an extension arm activating means.
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