发明授权
- 专利标题: Foldable propulsion system
- 专利标题(中): 可折叠推进系统
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申请号: US367614申请日: 1989-06-19
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公开(公告)号: US4979876A公开(公告)日: 1990-12-25
- 发明人: William I. Chapman
- 申请人: William I. Chapman
- 申请人地址: MI Walled Lake
- 专利权人: Williams International Corporation
- 当前专利权人: Williams International Corporation
- 当前专利权人地址: MI Walled Lake
- 主分类号: B64C11/28
- IPC分类号: B64C11/28
摘要:
An improved blade folding system for a propfan propulsion system comprises a fan blade journaled for rotation from a folded position substantially tangentially related to the housing of an engine to a radially extending run condition.
公开/授权文献
- US5610638A Temperature sensitive print mode selection 公开/授权日:1997-03-11
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