发明名称 BELUEFTETE DROSSELVENTILVORRICHTUNG
摘要 <p>A ventilated poppet damper assembly for use in a gas conveying conduit to selectively allow and prevent the flow of gas through the conduit has a movable pair of spaced apart damper plates which define a transverse chamber when in the closed position. The transverse chamber is vented to insure that there is no leakage of conveyed gas past the closed damper plates.</p>
申请公布号 DE2736428(A1) 申请公布日期 1978.05.24
申请号 DE19772736428 申请日期 1977.08.12
申请人 AMERICAN AIR FILTER CO.,INC. 发明人 G. HUNTINGTON,ROBERT
分类号 C21B9/12;F16K1/44;F16K25/02;(IPC1-7):16K1/00 主分类号 C21B9/12
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