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US 11,447,087 B2Granted
Canopy assembly of construction machinery
AssigneeDoosan Infracore Co., Ltd.
InventorsSangkyoo Lee, Minkyu Yang
Life of this patent
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Abstract
A canopy assembly includes a lower canopy installed fixedly in a side of a driver's seat and including a pair of first and second lower pipes that extend upwardly respectively, a pair of fastening blocks inserted and fixed into the first and second lower pipes respectively, each of the fastening blocks having a receiving hole therein that extends from an upper surface into the inside thereof, and an upper canopy including a pair of first and second upper pipes that are inserted and fixed into the receiving holes of the fastening blocks respectively.
Claims10
A canopy assembly, comprising:
- a lower canopy including a pair of first and second lower pipes that extend upwardly respectively;
- a pair of fastening blocks inserted and fixed into the first and second lower pipes respectively, each of the fastening blocks having a receiving hole extending therethrough;
- and
- an upper canopy including a pair of first and second upper pipes that are inserted and fixed into the receiving holes of the fastening blocks respectively,
- wherein
- each of the first and second lower pipes includes a cavity,
- each of the fastening blocks includes
- an insertion portion inserted and fixed into the corresponding cavity,
- a head portion continuously extending from the insertion portion to protrude outwardly from the corresponding cavity,
- the head portion in each of the fastening blocks is disposed outside the corresponding one of the first and second lower pipes,
- the canopy assembly further comprises a pair of covering portions, and
- when the upper canopy and the lower canopy are assembled, the pair of covering portions are located outside the first and second lower pipes and respectively cover the pair of fastening blocks.
9 more elements
Dependencies are inferred from the claim text.