Title:
RESTRICTION DEVICE, FLOW RATE CONTROL VALVE, AND AIR CONDITIONER HAVING THE FLOW RATE CONTROL VALVE ASSEMBLED THEREIN
Document Type and Number:
WIPO Patent Application WO/2006/090678
Kind Code:
A1
Abstract:
A flow rate control valve has a first opening (27) facing a valve chamber (25) of a valve housing (26); a second opening (29) where a valve seat (28) facing the valve chamber (25) of the valve housing (26) is formed; a valve body (30) movably held so as to close the second opening (29); and a drive means (31) for driving the valve body (30). Further, the valve body (30) has at least one restriction path (46); a first gap section (47) at whose center one end of the restriction path (46) is opened; a first port (51) for communicating an outer peripheral section of the first gap (47) and the valve chamber (25) of the valve housing (26); a second gap (48) at whose center the other end of the restriction path (46) is opened; and a second port (52) communicating with an outer peripheral section of the second gap (48) and facing the second opening (29).
Inventors:
ASHIZAWA HISAYUKI (JP)
KENMOTSU DAIICHIROU (JP)
IRIKO TAKAYUKI (JP)
KENMOTSU DAIICHIROU (JP)
IRIKO TAKAYUKI (JP)
Application Number:
PCT/JP2006/303006
Publication Date:
August 31, 2006
Filing Date:
February 21, 2006
Export Citation:
Assignee:
SAGINOMIYA SEISAKUSHO INC (JP)
ASHIZAWA HISAYUKI (JP)
KENMOTSU DAIICHIROU (JP)
IRIKO TAKAYUKI (JP)
ASHIZAWA HISAYUKI (JP)
KENMOTSU DAIICHIROU (JP)
IRIKO TAKAYUKI (JP)
International Classes:
F25B41/06; F16K31/06; F16K47/02; F25B41/00
Foreign References:
| JP2005003114A | 2005-01-06 | |||
| JP2004293797A | 2004-10-21 | |||
| JP2004239358A | 2004-08-26 |
Attorney, Agent or Firm:
Tani, Yoshikazu (Akasaka 2-chome Minato-k, Tokyo 52, JP)
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