LATTICE BOOM
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Dec 1, 2011
app pub date -
Apr 21, 2011
filing date -
Apr 21, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
In a lattice boom, a first reinforcing lattice member includes a first reinforcing pipe which has a portion extending in the same direction as a first main member of a base boom and which is separated outward from a first side surface of the base boom and a first mounting part which is provided on the first reinforcing pipe and which is mounted to the first main member so as to transfer a load acting on the first main member in an axial direction of the first main member to the first reinforcing pipe, and a second reinforcing lattice member includes a second reinforcing pipe which has a portion extending in the same direction as a second main member of the base boom and which is separated outward from a second side surface of the base boom and a second mounting part which is provided on the second reinforcing pipe and which is mounted to the second main member so as to transfer a load acting on the second main member in an axial direction of the second main member to the second reinforcing pipe.
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Cited Art Landscape
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