Pulse tube refrigerating machine

Details Pulse tube refrigerating machine Pulse tube refrigerating machine

2006-05-23

2006-05-23

Bumgarner, Melba N. (Department: 3744)

Refrigeration

Gas compression, heat regeneration and expansion, e.g.,...

C062S513000

Reexamination Certificate

active

07047750

ABSTRACT:
A pulse tube refrigerating machine, comprising a pulse tube (11) connected to a regenerator (9) and having a hot end part (11a) being heated, in which a cooling device (30), for cooling the hot side tube wall (11cd) of the pulse tube by cooling medium lower in temperature than the hot side tube wall of the pulse tube, cools the hot side tube wall (11cd) of the pulse tube by coolant flowing from the pressure source (1) of the pulse tube refrigerating machine into the regenerator (9).

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