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Title:
WHEELCHAIR
Document Type and Number:
Japanese Patent JP2007236703
Kind Code:
A
Abstract:

To provide a wheelchair capable of stably traveling even on an unpaved area, an uneven ground, and the like and self-broadening a living range of a person in a wheelchair.

This wheelchair 1 which has large-diameter rear wheels 11 and small-diameter front wheels 12 in the right/left of a body frame 8 and travels by manually rotating the right/left rear wheels 11, is further provided with accelerating transmission mechanisms 20 transmitting the rotation of the rear wheels 11 so as to accelerate the circumferential velocity of the front wheels 12 to the same to the circumferential velocity of the rear wheels, between the right/left rear wheels 11 and the front wheels 12. The accelerating transmission mechanisms 20 are interposed with one-way clutches for transmitting the advancing-directional rotation from the rear shaft to the front wheels.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
ISHII MIYUKI
Application Number:
JP2006064730A
Publication Date:
September 20, 2007
Filing Date:
March 09, 2006
Export Citation:
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Assignee:
ISHII SEISAKUSHO
International Classes:
A61G5/02; F16H29/12; F16H37/02
Attorney, Agent or Firm:
近島 一夫



 
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