Pulse tube cryogenic cooler
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United States of America Patent
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Oct 13, 2009
Grant Date -
May 31, 2007
app pub date -
Sep 26, 2006
filing date -
Mar 31, 2005
priority date (Note) -
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Abstract
A pulse tube cryogenic cooler, includes: a pressure vibration generating device configured to generate pressure vibration in operation gas; a regenerator connected to the pressure vibration generating device; a pulse tube connected to the regenerator; a phase control mechanism connected to the pulse tube; and a heat exchanger provided at an end of the pulse tube; wherein the heat exchanger includes a first laminating part where porous plates having piercing holes and spacers are mutually laminated; and a second laminating part where lower part mesh members are laminated.
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