Patent ID: 6524534
Filing Date: 2003-02-25
Classification: G21C,Y02E

Abstract:
An apparatus for removing a flammable gas, by using catalytic recombination means, comprising:a catalyst for reacting the flammable gas; a first case that houses the catalyst with at least one opening; at least one first lid mounted to the first case to cover the at least one opening under a first condition and to uncover the opening under a second condition, each first lid having a first lid attachment mechanism mounted to the at least one opening of the first case and arranged to set the at least one first lid to a closed state under the first condition, each at least one first lid having a first lid detachment mechanism arranged to set the at least one first lid to an open state by operating the lid attachment mechanism which includes a triggering portion responsive to an increase in a concentration of the flammable gas in an atmosphere in a vicinity outside the first case, wherein the concentration of the flammable gas in the first condition is less than the concentration of the flammable gas in the second condition.