Title:
TRACK SYSTEM FOR A WORK VEHICLE
Document Type and Number:
WIPO Patent Application WO/2018/024766
Kind Code:
A3
Abstract:
A rubber tracked work vehicle comprises a suspension (3) having a driving wheel (7), an undercarriage beam (14) hinged to a frame (2) of the vehicle, at least one idler wheel (9), at least a first, a second and a third roller wheels (11, 12, 13) attached to the undercarriage beam (14) and a track (6) wound about at least driving wheel (7), idler wheel (9), roller wheels (11, 12, 13). Furthermore a tilting linkage (15) is provided having an intermediate rocker (21) attached to the undercarriage beam (14) via a first and a second rocker (20, 22), and an elastic or visco-elastic connection (23) to connect intermediate rocker (21) to first and second rockers (20, 22) such that, during tilting of the linkage when climbing an obstacle (24), a load applied to one roller wheel (11) transfers to both other rollers (12, 13) through the connection (23) to increase the pressure uniformity of the track on the ground.
Inventors:
STEFANO FIORATI (IT)
PAOLINI FRANCESCO (IT)
STOLTMAN RUSSELL V (US)
VIK BRIAN D (US)
PAOLINI FRANCESCO (IT)
STOLTMAN RUSSELL V (US)
VIK BRIAN D (US)
Application Number:
PCT/EP2017/069512
Publication Date:
March 15, 2018
Filing Date:
August 02, 2017
Export Citation:
Assignee:
CNH IND ITALIA SPA (IT)
CNH IND AMERICA LLC (US)
CNH CHINA MAN CO LTD (CN)
CNH IND AMERICA LLC (US)
CNH CHINA MAN CO LTD (CN)
International Classes:
B62D55/065; B62D55/084; B62D55/108
Foreign References:
| DE578902C | 1933-06-19 | |||
| US4361363A | 1982-11-30 | |||
| US20050087374A1 | 2005-04-28 | |||
| US2427006A | 1947-09-09 |
Attorney, Agent or Firm:
BOYDENS, Kris, R. (BE)
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