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Hand rims and wheelchairs
专利权人:
株式会社松永製作所
发明人:
宮川 賢悟,無津呂 崇志,竹田 昌悟,松永 紀之
申请号:
JP2013053346
公开号:
JP6154631B2
申请日:
2013.03.15
申请国别(地区):
JP
年份:
2017
代理人:
摘要:
PROBLEM TO BE SOLVED: To provide a hand rim which can effectively rotate the main wheel of a wheelchair, and to provide a wheelchair in which the hand rim is installed on the main wheel.SOLUTION: An annular hand rim 400 to be installed on the main wheel for a wheelchair is equipped with an outer peripheral surface 401 in which a plurality of first curved surfaces 402 are formed in a rippled shape continuously in the peripheral direction. The hand rim is characterized in that the radius of curvature R1 of the first curved surfaces 402 and the distance d1 between the centers of adjoining valley parts 402a are so prescribed that, when a seated person operates the hand rim, the thenar of the palm is fitted to the valley parts 402a of the first curved surfaces 402.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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