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Title:
STEP DEVICE OF WHEELCHAIR
Document Type and Number:
Japanese Patent JP2007068834
Kind Code:
A
Abstract:

To provide a motor-driven step device of a simple structure which needs less space for mounting because the related art which can adjust the height of the step board on which a user of the wheelchair put his/her feet by the electric lifting mechanism requires a guiding mechanism comprised mainly of a sliding shaft to guide the running board upward or downward, in addition to a screw shaft mechanism rotated by the electric motor, and a large space for mounting due to its complex structure.

The upper part of the lifting base 57 is connected through the rubber board 58 to the nut 56 engaged with the screw shaft 55 rotated by the electric motor 54, and the lower side of the lifting base 57 is received by the receiving roller 60 beneath the moving range of the nut 56, and the lifting base 57 is floating-supported for the nut 56.


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Inventors:
KUSANAGI HIROKI
MIURA YOSHIYUKI
Application Number:
JP2005260691A
Publication Date:
March 22, 2007
Filing Date:
September 08, 2005
Export Citation:
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Assignee:
TOYOTA AUTO BODY CO LTD
International Classes:
A61G5/02; A47C7/50; A61G3/00; A61G3/02; A61G5/04
Domestic Patent References:
JP2005013497A2005-01-20
JPH10217828A1998-08-18
JP2003260087A2003-09-16
JPS57125740A1982-08-05
JPS6227258U1987-02-19
JPH0759816A1995-03-07
JPH0384914U1991-08-28
Attorney, Agent or Firm:
Hidehiko Okada
Tetsuo Fukuda
Tatsuhiko Inukai
Takashi Ishioka
Mitsuyoshi Hattori