- 专利标题: Flutter resistant caster
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申请号: US17110582申请日: 2020-12-03
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公开(公告)号: US11707946B2公开(公告)日: 2023-07-25
- 发明人: James Mulhern
- 申请人: Pride Mobility Products Corporation
- 申请人地址: US PA Exeter
- 专利权人: Pride Mobility Products Corporation
- 当前专利权人: Pride Mobility Products Corporation
- 当前专利权人地址: US PA Duryea
- 代理机构: Morgan, Lewis & Bockius LLP
- 主分类号: B60B33/02
- IPC分类号: B60B33/02 ; F16C19/38 ; A61G5/04
摘要:
A vehicle may include a flutter resistant caster. The vehicle may include a frame, a drive wheel coupled to the frame, a caster housing coupled to the frame, a caster, a locking element, a first bearing, and a biasing element. The caster housing may include an opening. The caster may include a caster wheel and a caster stem extending through the opening in the caster housing. The caster stem may be configured to rotate relative to the caster housing. The locking element may be coupled to the caster stem. The first bearing may be coupled to the caster stem. The biasing element may be coupled to the caster stem. The biasing element may be configured to exert a force on the first bearing.
公开/授权文献
- US20220176742A1 Flutter Resistant Caster 公开/授权日:2022-06-09
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