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Title:
VEHICLE LIFTING-UP/DOWN STAIRS
Document Type and Number:
Japanese Patent JP2008068867
Kind Code:
A
Abstract:

To accomplish a certain stair-lifting vehicle by adding a safety device in order to safely and smoothly raise a person and a baggage upstairs and lowers them downstairs, aiming at simple and rigid structure, in the stair-lifting vehicle continuously and smoothly lifting up/down any stairs without requiring switching operation such as midway clutch operation and various controls and automatically maintaining horizontal of a chair and a load-carrying platform not relying upon motive power.

The vehicle lifting up/down the stairs is provided with a gear mechanism of the stair-lifting vehicle not requiring the switching operation and various controls; an automatic horizontal level maintenance mechanism of the chair and the load-carrying platform not relying upon the motive power; and the wheel and the safety device applied to articles other than the stair-lifting vehicle.


Inventors:
OKAMOTO KOICHI
Application Number:
JP2007309821A
Publication Date:
March 27, 2008
Filing Date:
November 30, 2007
Export Citation:
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Assignee:
OKAMOTO KOICHI
International Classes:
B60B19/00; B62D57/024; B62D61/12
Domestic Patent References:
JP2002059844A2002-02-26
JP2002035039A2002-02-05
JPH0872501A1996-03-19