Patent ID: 8973224
Filing Date: 2015-03-10
Classification: A44B,Y10T

Abstract:
1. A slide fastener comprising: a pair of fastener stringers in which fastener element rows including a plurality of fastener elements are arranged along opposing tape side edges of a pair of fastener tapes; and a slider slidably attached along the fastener element rows to engage and disengage the fastener elements, wherein the slider includes: wherein a tape insertion path is formed between the upper flanges and the lower flanges, for inserting and guiding the fastener tapes of the pair of fastener stringers thereinto, wherein one of the fastener stringers is separated from the tape insertion path at one side of the body in a width direction when a lateral pulling force directed outward in the width direction of the fastener tapes is applied to the pair of fastener stringers, wherein at least one of opposing surfaces of the upper and lower flanges at the one side of the body in the width direction has a protrusion on a rear end portion thereof, and wherein the opposing surfaces of the upper and lower flanges at the one side of the body in the width direction respectively have straight portions which are parallel with each other, except for a position in a front-rear direction at which the protrusion is formed.