- 专利标题: SELF-RETRACTABLE STEP
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申请号: US17122337申请日: 2020-12-15
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公开(公告)号: US20210108464A1公开(公告)日: 2021-04-15
- 发明人: Frédérick REID
- 申请人: Frédérick REID
- 申请人地址: CA Montreal
- 专利权人: Frédérick REID
- 当前专利权人: Frédérick REID
- 当前专利权人地址: CA Montreal
- 主分类号: E06C9/08
- IPC分类号: E06C9/08
摘要:
A self-retractable step for assisting a user in elevating him or herself above a floor, is disclosed. The self-retractable step comprises a self-retractable foot member and a cylindrical assembly coupled with the self-retractable foot member. The foot member is configured to move from one position to another position. The cylindrical assembly comprises a rotary member, one or more spring members and a protuberance member. The rotary member is configured to move the foot member to a predetermined position. Further, the spring members coupled to the rotary member is configured to self-retract the foot member from the predetermined position. The protuberance member disposed at the cylindrical assembly is configured to act as a stopper to hold the foot member in a predetermined position on retraction by the spring members. The self-retractable step further comprises a load bearing member at a base of the foot member.
公开/授权文献
- US11202512B2 Self-retractable step 公开/授权日:2021-12-21
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