Title:
作業車両の懸架装置
Document Type and Number:
Japanese Patent JP3516951
Kind Code:
B2
Abstract:
A suspension system comprising buffer springs (21L, 21R) interposed between an axle (1) and a chassis frame (7), a pair of double-acting cylinders (22L, 22R) provided a preset distance apart in the lateral direction of the vehicle and each pivotally supported on the tube (22a) side and rod (22b) side by the chassis frame (7) and the axle (1), respectively, and a link (24) coupled to the chassis frame (7) at one end and to the axle (1) at the other end thereof in such a manner that horizontal displacements in left and right, and forward and rearward directions relative to the vehicle are restricted, while displacement in the vertical direction are allowed, wherein the double-acting cylinders (22L, 22R) are kept free while running, and are locked while digging work is performed.
Inventors:
多原 晃司
田村 誠二
田村 誠二
Application Number:
JP50511293A
Publication Date:
April 05, 2004
Filing Date:
September 04, 1992
Export Citation:
Assignee:
日立建機株式会社
International Classes:
B60G9/02; B60G17/005; (IPC1-7): B60G9/02; B60G11/04; B60G17/005
Attorney, Agent or Firm:
永井 冬紀