Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Le Gao0
Yimin Zhang0
Qiang Fu0
Date of Patent
March 12, 2024
0Patent Application Number
174207200
Date Filed
July 2, 2019
0Patent Citations
Patent Primary Examiner
Patent abstract
A cab frame includes a support framework, where the support framework includes a bottom frame, a top frame, and a four-upright-column structure supported between the bottom frame and the top frame; the four-upright-column structure includes two front upright columns and two rear upright columns, and an inner dimension of the cab frame increases along the bottom-to-top direction.
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