Crutch Assembly
- 专利权人:
- Jesse Daily
- 发明人:
- Jesse Daily
- 申请号：
- US13456372
- 公开号：
- US20120227777A1
- 申请日:
- 2012.04.26
- 申请国别(地区):
- US
- 年份:
- 2012
- 代理人:
- 摘要：
- An improved crutch assembly and walking aid is provided. The crutch assembly can be retrofitted to an existing walking aid and provides spring assisted motion. The assembly includes a ball-in-socket joint and a spring operably connecting the joint to a walking aid shaft.
- 来源网站：
- 中国工程科技知识中心
