ASSEMBLY FOR ASCENDING AND DESCENDING STAIRS WITH A WHEELCHAIR

• 收藏
• 分享

专利权人:

FRY; DWIGHT

发明人:

FRY, DWIGHT

申请号：

CA2757551

公开号：

CA2757551A1

申请日:

2011.11.08

申请国别(地区):

CA

年份:

2013

代理人:

摘要：

A evice that permits a wheelchair to traverse stairs. A carriage supportingthewheelchair is housed in an inclined ways assembly and moves by means of arotated coil rod supported in the ways and traveling nuts fixed to thecarriage adebarkation ramp hinged to the carriage bridges the distance and elevationdifference between the carriage and the desired landing point.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/