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Motion assistance system for wheelchairs

  • US 9,615,982 B2
  • Filed: 08/19/2015
  • Issued: 04/11/2017
  • Est. Priority Date: 03/14/2013
  • Status: Active Grant
First Claim
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1. A motion assistance system for a wheelchair comprising:

  • a mounting mechanism that is attachable to a structural element of the wheelchair;

    a drive linkage removably connectable to a hitch on the mounting mechanism, the drive linkage being pivotable with respect to the mounting mechanism when connected to the mounting mechanism;

    a drive wheel mounted to an end of the drive linkage such that the drive wheel contacts the ground when installed on the wheelchair; and

    a control configured to be connected to a pushrim of the wheelchair and that controls the drive wheel, wherein the control includes a sensor, and when the sensor detects movement of the pushrim, the control causes the drive wheel to accelerate or decelerate.

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