Patent ID: 8696417
Filing Date: 2014-04-15
Classification: B08B,H01L,Y10T

Abstract:
1. A modular exhaust gas header for a processing machine, comprising: at least one primary exhaust gas duct having a hollow interior for transporting exhaust gases; a plurality of branch ducts having hollow interiors, each connected to said at least one primary exhaust gas ducts so as to fluidly connect said interior of said at least one primary exhaust gas duct with said interiors of said plurality of branch ducts, and each of said plurality of branch ducts being configured to attach to the processing machine; a pressure sensor for measuring pressure in a selected one of said plurality of branch ducts; and a plurality of impulse tubes fluidly coupling said interiors of said plurality of branch ducts with said pressure sensor, each of said plurality of branch ducts having at least one impulse tube coupled with said sensor wherein said pressure sensor includes a pressure measurement device and a multi-position valve fluidly connected to said pressure measurement device and to each of said plurality of impulse tubes, said multi-position valve permitting selection of one of said plurality of branch ducts for pressure measurement by said pressure measurement device.