| 摘要 |
PCT No. PCT/EP90/00038 Sec. 371 Date Jul. 22, 1991 Sec. 102(e) Date Jul. 22, 1991 PCT Filed Jan. 9, 1990 PCT Pub. No. WO90/08281 PCT Pub. Date Jul. 26, 1990.A valve has a housing, and a partition in the housing which is inclined to the transverse and longitudinal axes of the housing. The partition, which is welded to the housing, consists of a plate having an opening formed by bending portions of the plate out of the plane of the latter. The bent portions are inclined to such plane and include surfaces which bound the opening. These surfaces extend conically and define a valve seat. |
