The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 24, 2015
Filed:
May. 06, 2011
Reno Filla, Eskilstuna, SE;
Joakim Unneback, Eskilstuna, SE;
Bobbie Frank, Eskilstuna, SE;
Andreas Nordstrand, Eskilstuna, SE;
Reno Filla, Eskilstuna, SE;
Joakim Unneback, Eskilstuna, SE;
Bobbie Frank, Eskilstuna, SE;
Andreas Nordstrand, Eskilstuna, SE;
Volvo Construction Equipment AB, Eskilstuna, SE;
Abstract
A vehicle with a controllable wheel route includes a vehicle body, a first pair of wheels, which are individually suspended on both sides of the vehicle body to roll on the ground and can rotate around the vertical axis, a second pair of wheels, which are individually suspended on both sides of the vehicle body to roll on the ground, can rotate around the vertical axis, and are placed in the back of the first wheels, a regulator, which regulates each steering angle on the vertical axis of the first and second wheels, a mode selector, which is configured to select a first mode and a second mode, and a controller, which receives the first mode signal or the second mode signal from the mode selector and controls the regulator according to the received signal. The second wheel route is regulated to be identical to the first wheel route in the first mode, and the second wheel route is regulated to be different from the first wheel route in the second mode.