Cab for construction machinery
US7581783B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2004 |
| Grant date | Sep 1, 2009 |
| Priority date | — |
| Expiry date | Sep 9, 2024 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F9/163
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A cab for a construction machine is provided which is cost effective, good in strength as a cab, usable in narrow sites where an obstacle exists, and good in front visibility and design.The cab for a construction machine has left front, left rear, right front and right rear pillars 12, 13, 14, 15 which vertically extend. The left rear and right rear pillars 13, 15 are made of a pipe material, and the rear part of the cab has greater rigidity than the front part of the cab. The left front and right front pillars 12, 14 are respectively constituted by at least two press-molded parts which are respectively formed into a specified shape by press molding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.