Patent ID: 11926369
Assignee: JIANGSU XCMG CONSTRUCTION MACHINERY RESEARCH INSTITUTE LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B  E | IPC B  E

Claim 8:
9. The cab frame according to claim 7, wherein the bottom frame is in a hexagonal shape, and the hexagonal shape comprises a trapezoid which is located at a front and tapers from a rear to a front, and a rectangle positioned at a rear; the two front upright columns are located on two middle vertices of the bottom frame; the two rear upright columns are located on two rear vertices of the bottom frame; the front glass installation portion comprises a direct front glass installation portion, a left front glass installation portion and a right front glass installation portion, the direct front glass installation portion is located between two front vertices of the bottom frame, the left front glass installation portion and the right front glass installation portion are respectively located at left and right sides of the direct front glass installation portion and are both between the front vertices of a front upright column located at corresponding side and the bottom frame.