Title:
VALVE ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2014/132057
Kind Code:
A3
Abstract:
There is disclosed a valve assembly (100) for controlling the supply of breathable gas to a user, comprising a valve assembly inlet port (104) for a source of breathable gas and a valve assembly outlet port (106) for delivering breathable gas to a user. The valve assembly (100) also comprises a pressure reduction valve (108) disposed between the valve assembly inlet port and the valve assembly outlet port and configured to reduce the pressure of breathable gas supplied at the valve assembly inlet port in use; and a flow control valve (110) disposed between the pressure reduction valve and the valve assembly outlet port and having a flow adjuster (112). In use, the flow adjuster (122) can be used to adjust the gas flow rate of the breathable gas delivered from the valve assembly outlet port (106).
Inventors:
MACLEOD ROSS ALEXANDER CLUBB (GB)
TOWNSEND PAUL NICHOLAS (GB)
TOWNSEND PAUL NICHOLAS (GB)
Application Number:
PCT/GB2014/050577
Publication Date:
December 24, 2014
Filing Date:
February 26, 2014
Export Citation:
Assignee:
DRAEGER SAFETY UK LTD (GB)
International Classes:
A62B7/02; A62B7/12; A62B9/02; A62B9/04
Domestic Patent References:
| WO2001097914A1 | 2001-12-27 | |||
| WO2002051486A1 | 2002-07-04 | |||
| WO1995005208A1 | 1995-02-23 |
Foreign References:
| IE970302A1 | 1998-03-11 | |||
| US20010035187A1 | 2001-11-01 | |||
| US4557464A | 1985-12-10 |
Attorney, Agent or Firm:
MCCARTNEY, Jonathan William (Redcliff Quay120 Redcliff Street, Bristol BS1 6HU, GB)
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