ANNULAR AIR DUCT END SEALING BODY

WIPO Patent Application WO/2010/060335

A1

An annular air duct end sealing body is disclosed, which comprises a sealing main body (1) arranged on the bottom of an annular flume (5), and a sealing member (2) which is assembled with the sealing main body (1) and has the same height as the sealing main body (1), wherein the sealing main body (1) is positioned between an inner sealing plate (41) and an outer sealing plate (42) of a portal type sealing device and comprises a main body top plate (11) and four lateral plates (12, 13), the radial dimension and the transverse dimension of the main body top plate (11) are respectively larger than the radial dimension and the transverse dimension of a through hole of a cover plate of the portal type sealing device, and the four lateral plates (12, 13) have the same height, and when the cover plate of the portal type sealing device moves to the upper part of the sealing body, the main body top plate (11) and the cover plate of the portal type sealing device contact with each other and are relatively moved, and the sealing member (2) and the inner sealing plate (41) and the outer sealing plate (42) of the portal type sealing device contact with each other and are relatively moved.

GAO, Deliang (No.1 Laodong Mid Road, Changsha, Hunan 7, 410007, CN)

CN2009/074743

June 03, 2010

November 02, 2009

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ZHONGYE CHANGTIAN INTERNATIONAL ENGINEERING CO., LTD. (No.1 Laodong Mid Road, Changsha, Hunan 7, 410007, CN)
中冶长天国际工程有限责任公司 (中国湖南省长沙市劳动中路1号, Hunan 7, 410007, CN)

F27B21/08; F27B21/00

UNITALEN ATTORNEYS AT LAW (7th Floor, Scitech PlaceNo.22, Jian Guo Men Wai Ave.,Chao Yang District, Beijing 4, 100004, CN)

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