guro - bubotsukusu irrigation and drainage air unit

摘要

PURPOSE: To provide an air exhaut unit by which an air exhaust filter can be replaced easily in the air exhaust unit connected to an air exhaust port of a glove box. ;CONSTITUTION: A cylindrical casing 10 connected to a negative pressure source through a valve 13 is connected at the front end to an air exhaust port 4 of a glove box l. An installing part 11 of a filter 12 is formed in a front end part of the casing 10, and a cylindrical filter throwing-in port 14 is arranged on an intermediate part upper surface of the casing 10. A raising-lowering member 15 and a push-pressing member 16 are arranged in the casing 10, and after the filter is thrown into the throwing-in port 14 in a condition where a bottom part of the throwing-in port 14 is sealed by the raising-lowering member 15, the filter is lowered into the casing 10 by the raising-lowering member 15, and next, the push-pressing member 16 is advanced, and the filter is pushed in the installing part 11, and a spent filter is pushed out into a glove box 1 from the air exhaust port 4.;COPYRIGHT: (C)1994,JPO