Title:
ROTATIONLESS VERTICALLY MOVABLE SADDLE OBTAINED BY COMBINING SPLINE WITH GAS SPRING
Document Type and Number:
Japanese Patent JP2016165988
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To simply execute the height adjustment of a standing work chair which can be used for a health appliance for physical strength training, a bicycle, reception work, or cooking work.SOLUTION: At a position at which a clamp lever 14 is released, a gas spring 6 becomes the maximum length to have a repulsion force of about 1/2 of the body weight of a user when the user's weight is applied at this position, the gas spring 6 is compressed, and a saddle 1 is lowered. When the user applies force to toes, the lowering of the saddle is stopped at any position. The clamp bar 14 is fastened. That is, a spline shaft 12 located at the center of a vertically movable clamp piece 19 is firmly fastened to fix the height of the saddle 1. According to such a configuration, the saddle can be vertically moved.SELECTED DRAWING: Figure 1
Inventors:
UEDA HISATOMO
Application Number:
JP2015084567A
Publication Date:
September 15, 2016
Filing Date:
March 10, 2015
Export Citation:
Assignee:
UEDA HISATOMO
International Classes:
B62J1/00
Domestic Patent References:
| JP2002145160A | 2002-05-22 | |||
| JPH09301241A | 1997-11-25 | |||
| JPH01148675A | 1989-06-12 |
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