Patent Number: 6,916,032

Title: Manually-propelled vehicle and related systems

Abstract: The invention provides a propulsion, braking and anti-rollback control assembly for use in manually propelled vehicles such as wheelchairs. In one embodiment, the invention provides a wheelchair with a control lever assembly and related force conveyance connecter that propel, brake and steer the wheelchair in a mechanically advantageous way while minimizing rollback. A seat-activated auxiliary braking system is also provided. Additionally, the invention provides a selective anti-rollback disengagement system that facilitates selective rollback.

Inventors: Wong; Sui-Kay (North Point, HK)

Assignee: J.T. Labs, Ltd.

International Classification: A61G 5/00 (20060101); A61G 5/02 (20060101); B62H 1/02 (20060101); B62M 1/00 (20060101); B62H 1/00 (20060101); B62M 1/16 (20060101); B62B 5/04 (20060101); B62B 5/00 (20060101); A61G 5/10 (20060101); B62M 001/00 ()

Expiration Date: 7/12/02017