Patent ID: 11944165
Assignee: YKK CORPORATION
Field: Other special machines (Mechanical engineering)
Classification: CPC A  B  Y | IPC A

Claim 0:
1. A molded surface fastener includes: a fastener member made of a synthetic resin; and a back member formed separately from the fastener member, in which the fastener member has a plate-shaped base portion provided with a first surface and a second surface, and a plurality of engagement elements provided to the first surface of the base portion, and the back member is secured to the second surface of the base portion,
wherein the back member has a structure enabling the synthetic resin to pass from a first surface to a second surface of the back member or a structure enabling the synthetic resin to penetrate into the back member,
the base portion has a first base region of a predetermined thickness and a second base region formed to be thicker than the first base region,
the back member is secured to at least the second base region of the base portion,
the fastener member has left and right outer wall portions disposed upright along a longitudinal direction of the base portion,
the left and right outer wall portions are arranged on an outside, in a width direction, of the region where the plurality of engagement elements are formed,
the second base region is formed in only a region on an outside of the left and right outer wall portions with respect to the width direction of the base portion, and
the back member is held in a non-secured state in a region inside of the left and right outer wall portions.