Structure of armrest-driven wheelchair

Details Structure of armrest-driven wheelchair Structure of armrest-driven wheelchair

A - Human Necessities

61

G

A61G 5/02 (2006.01)

Patent

CA 2165725

An armrest-driven wheelchair propelled forwards and backwards by the armrests thereof through two ratchet wheel mechanisms, wherein each ratchet wheel mechanism includes a casing having one end coupled to one armrest by a connecting bar and an opposite end fixedly mounted with a ratchet wheel, which is fixedly mounted around one end of the wheel shaft of the wheels of the wheelchair, a triangular steering control block turned between a first position and a second position, an upper pawl member and a lower pawl member respectively supported on a respective spring and disposed at two opposite sides relative to the steering control block and alternatively forced by the steering control block into engagement with the ratchet wheel to limit the rotary motion of the ratchet wheel in the forwards or backwards direction.

Affiliated with

Also associated with

Rating

Structure of armrest-driven wheelchair does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Structure of armrest-driven wheelchair, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Structure of armrest-driven wheelchair will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1347896