Title:
QUAD TRACK SKID-STEER LOADER
Document Type and Number:
WIPO Patent Application WO/2019/236709
Kind Code:
A3
Abstract:
Disclosed embodiments are directed to quad track skid-steer loaders and power machines having a frame (110, 210, 310), a cab (250), and a lift arm assembly (230, 330) pivotally coupled to the frame rearward of at least a portion of the cab and extending forward of the frame. A first axle assembly (227A, 327 A, 427 A) and a second axle assembly (227B, 327B, 427B) on a first side of the frame mount first and second track assemblies (419A, 419B). A third axle assembly (227C, 327C, 428C) and a fourth axle assembly (227D, 327D, 427D) on a second side of the frame mount third and fourth track assemblies (419C, 419D). A first drive motor (226A) rotates the first and second axles to drive the first and second track assemblies and a second drive motor (226B) rotates the third and fourth axles to drive the third and fourth track assemblies.
Inventors:
AGNEW DENNIS (US)
SAGASER MATTHEW (US)
OWENS DAVID (US)
SAGASER MATTHEW (US)
OWENS DAVID (US)
Application Number:
PCT/US2019/035586
Publication Date:
March 12, 2020
Filing Date:
June 05, 2019
Export Citation:
Assignee:
CLARK EQUIPMENT CO (US)
International Classes:
E02F3/34; B62D55/04; B62D55/065; B62D55/084; E02F9/02
Domestic Patent References:
| WO2015162341A1 | 2015-10-29 | |||
| WO2008073456A2 | 2008-06-19 |
Foreign References:
| US20100139994A1 | 2010-06-10 | |||
| US20160347364A1 | 2016-12-01 | |||
| US20140158440A1 | 2014-06-12 | |||
| US20140338991A1 | 2014-11-20 | |||
| EP3053811A1 | 2016-08-10 |
Attorney, Agent or Firm:
VELDHUIS-KROEZE, John et al. (US)
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