초록 ▼

A gas generator G of the present invention has a construction in which a holder ( 3, 73 ) is fitted into a cup body ( 1, 71 ) and a tube body ( 2 ) or a container body ( 72 ) and encloses gas generants P and ignition agents ( 6, 76 ).The holder ( 3, 73 ) is formed of resin. A metallic reinforcement

A gas generator G of the present invention has a construction in which a holder ( 3, 73 ) is fitted into a cup body ( 1, 71 ) and a tube body ( 2 ) or a container body ( 72 ) and encloses gas generants P and ignition agents ( 6, 76 ).The holder ( 3, 73 ) is formed of resin. A metallic reinforcement 4 is integrated with the resin holder ( 3 ) by insert molding.Or, a ring body ( 74 ) for sealing the cup body ( 71 ) and the holder ( 73 ) is mounted on the holder ( 73 ).

대표청구항 ▼

1. A gas generator comprising:a cup body loaded with gas generants generating gas by combustion,a tube body arranged inside of the cup body to contain firing agents ignited by electric current,a holder made of resin and fitted in both the cup body and the tube body for enclosing the gas generants an

1. A gas generator comprising:a cup body loaded with gas generants generating gas by combustion,a tube body arranged inside of the cup body to contain firing agents ignited by electric current,a holder made of resin and fitted in both the cup body and the tube body for enclosing the gas generants and the firing agents, anda reinforcement integrated with the resin of the holder by insert molding,wherein the reinforcement has a portion protruding from an outer periphery of the holder, the protruding portion is fitted into the cup body, andinter-gaps among the cup body, the tube body and the holder are tightly closed by a caulking force between the protruding portion and the cup body. 2. The gas generator according to claim 1, wherein the tube body has a flange protruding towards the cup body, the flange is sandwiched in between the cup body and the protruding portion of the reinforcement. 3. A gas generator comprising:a cup body loaded with gas generants generating gas by combustion,a tube body arranged inside of the cup body to contain firing agents ignited by electric current,a holder made of resin and fitted in both the cup body and the tube body for enclosing the gas generants and the firing agents, anda reinforcement integrated with the resin of the holder by insert molding,wherein the reinforcement comprises a cylindrical body and a ring plate body so as to form a cup shape,the cylindrical body protrudes from an outer periphery of the holder, andthe ring plate body is integrated with the resin of the holder.