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Patent Searching and Data


Title:
POPPET DAMPER FOR EXHAUST GAS DUCT
Document Type and Number:
Japanese Patent JP08094063
Kind Code:
A
Abstract:

PURPOSE: To provide a poppet damper of an exhaust gas duct having a high sealing performance by following up a thermal deformation in which the processing of a sealing surface is easy.

CONSTITUTION: A poppet damper comprises a damper sheet 2 provided in a duct casing 1, a poppet plate 3 for controlling the flow of exhaust gas by regulating a gap to the sheet 2, and an air cylinder 7 and a damper shaft 6 for driving to reciprocating the plate 3, wherein the plate 5 is mounted at a specific gap at the plate 3, and at the time of closing, the plate 5 is brought into close contact with the sheet 2. The thickness of the plate 5 is preferably 0.3-1.0mm. A space 4 having a thickness of 0.5-2.0mm is interposed between the plates 3 and 5 to form a specific gap.


Inventors:
Yamazaki, Toru
Application Number:
JP1994000257295
Publication Date:
April 12, 1996
Filing Date:
September 28, 1994
Export Citation:
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Assignee:
ABB KK
International Classes:
F23L13/00; F16K1/36; F23L13/00; F16K1/32; (IPC1-7): F23L13/00