HEADREST, VEHICLE SEAT

摘要

There is provided a headrest including a main body member, a stay member, and a stopper member, the stopper member including a circular cylinder shaped circular cylinder portion, a cantilevered portion, a projection portion, and a restriction portion that is formed extending from the circular cylinder portion so as to abut an end portion of a support member when an attempt is made to pull the stay member out from the support members in a projecting state in which both end sides of the stay member are inserted into the support member and project out from end portions of the support members, thereby restricting pulling out of the stay member from the support members.

主权项

1. A headrest comprising:
a main body member that supports the head of an occupant; a stay member that is formed by bending a pipe, that supports the main body member, and that is inserted at both end sides into tube shaped support members attached to a back frame that supports the back of the occupant; and a stopper member including
a circular cylinder shaped circular cylinder portion that is inserted into an end portion of the stay member,a cantilevered portion that is formed to an outer peripheral face of the circular cylinder portion, and that extends in the axial direction of the circular cylinder portion in a cantilevered state,a projection portion that is formed to a free end of the cantilevered portion so as to project out toward the radial direction outside of the circular cylinder portion, and that engages with a through hole formed to a peripheral face of the stay member on insertion of the circular cylinder portion into the stay member, anda restriction portion that is formed extending from the circular cylinder portion so as to abut an end portion of the support member when an attempt is made to pull the stay member out from the support members in a projecting state in which both end sides of the stay member are inserted into the support members and project out from end portions of the support members, thereby restricting pulling out of the stay member from the support members.