US Patent 7635135 Wheelchair with wheel track adjustability
Patent 7635135 was granted and assigned to Otto Bock Healthcare PLC on December, 2009 by the United States Patent and Trademark Office.
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A wheelchair having wheel track adjustability. The wheelchair including a frame, a seat situated within the frame, two drive wheels mounted to the frame at wheel axles and at least one steerable wheel. Each axle connected to a fitting removably coupled to the frame, with the fitting mounted to at least one support plate whose thickness varies around the circumference to position the fitting and axle at an angle. The support plate rotatable to change the angle of the fitting and axle and thereby correct wheel track error. The support plate mountable to a bracket pivotally mounted to the frame, such that pivoting movement of the bracket results in rotation of the support plates.
US Patent 07635135 Wheelchair with wheel track adjustability US Patent 7635135 Wheelchair with wheel track adjustability
US Patent 07635135 Wheelchair with wheel track adjustability
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