RELEASE MECHANISM OF AIRBAG MOORING MEMBER

Provided is a release mechanism of an airbag mooring member capable of reducing the size or the number of parts as compared with the related art. A release mechanism of an airbag mooring member includes a housing , a cylindrical member including a portion fitted into the housing , an igniter including a portion fitted into the cylindrical member , a holder that holds the housing , the cylindrical member , and the igniter , and an airbag mooring member used for adjusting inflation of an airbag. The cylindrical member is a bottomed cylindrical member including an opening portion provided at one end portion, and includes a bottom portion , a cylindrical portion , and a flange portion . The bottom portion is provided at the other end portion of the cylindrical member and includes a regulation hole formed at a substantially central portion. The regulation hole can regulate spread of flame emitted from the igniter