Invention Grant
- Patent Title: Air filtration system for gas turbine engine pneumatic system
- Patent Title (中): 燃气轮机气动系统空气过滤系统
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Application No.: US12492214Application Date: 2009-06-26
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Publication No.: US08572985B2Publication Date: 2013-11-05
- Inventor: David Waddleton
- Applicant: David Waddleton
- Applicant Address: CA Longueuil, Quebec
- Assignee: Pratt & Whitney Canada Corp.
- Current Assignee: Pratt & Whitney Canada Corp.
- Current Assignee Address: CA Longueuil, Quebec
- Agency: Norton Rose Fulbright Canada LLP
- Main IPC: F02C9/00
- IPC: F02C9/00 ; F02C6/04
Abstract:
A gas turbine engine pneumatic system for controlling an air bleed valve includes a variable orifice device for controllably discharging air from the pneumatic system in order to reduce a maximum air pressure applied to the air bleed valve, to a predetermined level. A filter device is provided to filter the air discharged from the variable orifice.
Public/Granted literature
- US20100326090A1 AIR FILTRATION SYSTEM FOR GAS TURBINE ENGINE PNEUMATIC SYSTEM Public/Granted day:2010-12-30
Information query
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