Title:
膨張機およびこれを用いたヒートポンプ
Document Type and Number:
Japanese Patent JP4065316
Kind Code:
B2
Abstract:
An expander of the invention includes: n-number of rotary type fluid mechanisms (where n is an integer equal to or greater than 2), a first suction port (41b) for sucking a working fluid into a suction-side space (55a) of a first fluid mechanism (41), a communication port (43a) connecting a discharge-side space (55b) of a k-th fluid mechanism (where k is an integer from 1 to n-1) and a (k + 1)-th suction-side space (56a) to form a single space, and a discharge port (51a) for discharging the working fluid from the discharge-side space of an n-th fluid mechanism. The expander further includes a second suction port (72f) being capable of changing its connecting position to the suction-side space (55a) of the first fluid mechanism (41), for sucking the working fluid into the suction-side space (55a).
Inventors:
Hiroshi Hasegawa
Dai Matsui
Atsushi Okaichi
Toichiro Tamura
Ogata Yuji
Keizo Matsui
Tetsuya Matsuyama
Dai Matsui
Atsushi Okaichi
Toichiro Tamura
Ogata Yuji
Keizo Matsui
Tetsuya Matsuyama
Application Number:
JP2007542705A
Publication Date:
March 26, 2008
Filing Date:
October 27, 2006
Export Citation:
Assignee:
Matsushita Electric Industrial Co., Ltd
International Classes:
F01C1/356; F01C11/00; F01C13/04; F01C20/18; F01C20/24; F04C23/02; F25B11/02
Domestic Patent References:
| JP2005256667A | ||||
| JP58133401A | ||||
| JP61118973U | ||||
| JP55066601A |
Attorney, Agent or Firm:
Koichi Kamata