Invention Application
- Patent Title: STIRLING COOLING ARRANGEMENT
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Application No.: PCT/DK2010/000082Application Date: 2010-06-01
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Publication No.: WO2010139324A3Publication Date: 2010-12-09
- Inventor: HANSEN, Poul, Erik , THOMSEN, Jan , LENZ, Kaja , REINWAND, Klaus
- Applicant: DANFOSS COMPRESSORS GMBH , HANSEN, Poul, Erik , THOMSEN, Jan , LENZ, Kaja , REINWAND, Klaus
- Applicant Address: Mads-Clausen-Strasse 7 24939 Flensburg DE
- Assignee: DANFOSS COMPRESSORS GMBH,HANSEN, Poul, Erik,THOMSEN, Jan,LENZ, Kaja,REINWAND, Klaus
- Current Assignee: DANFOSS COMPRESSORS GMBH,HANSEN, Poul, Erik,THOMSEN, Jan,LENZ, Kaja,REINWAND, Klaus
- Current Assignee Address: Mads-Clausen-Strasse 7 24939 Flensburg DE
- Agency: DANFOSS A/S
- Priority: DE10 20090605
- Main IPC: F02G1/043
- IPC: F02G1/043 ; F25B9/14
Abstract:
The invention concerns a Stirling cooling arrangement (1) with a driving unit (2) that generates periodically changing gas pressures, and a displacer unit (4) that is connected to the driving unit (2) and comprises a displacer (11) that is movable in a displacer housing (6) along a displacer axis (29), said displacer (11) having differently large pressure application surfaces on its two end faces. It is endeavoured to achieve a good efficiency. For this purpose, the inside of the displacer (11) accommodates a sealing pipe (24) that extends from an end face and comprises at least one sealing element (25) that is connected to the displacer housing (6) and fills the cross-section of the sealing pipe (24).
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