发明授权
- 专利标题: Cryogenic refrigerator with dual control valves
- 专利标题(中): 带双控制阀的低温冰箱
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申请号: US89271申请日: 1979-10-29
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公开(公告)号: US4294077A公开(公告)日: 1981-10-13
- 发明人: Domenico S. Sarcia
- 申请人: Domenico S. Sarcia
- 申请人地址: NY New York
- 专利权人: Oerlikon-Buhrle U.S.A. Inc.
- 当前专利权人: Oerlikon-Buhrle U.S.A. Inc.
- 当前专利权人地址: NY New York
- 主分类号: F25B9/00
- IPC分类号: F25B9/00 ; F25B9/14
摘要:
A cryogenic cooler is disclosed which features a displacer and refrigerant flow control means comprising a first slide valve moveable by the displacer means and a second reversible valve operable separately from the first slide valve.
公开/授权文献
- USD409152S Miniature rotary electric switch 公开/授权日:1999-05-04
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