| 摘要 |
A slide fastener slider (10) comprises upper and lower wings (12, 13) joined together at their one ends by a connecting neck (14) and having respective lateral flanges (15, 16), and a thermal insulating backing (21) such as of plastics material substantially coextensive with the lower wing (13). The backing (21) is secured to the lower wing (13) by injection-molding, rivetting (30, 35), or snapping engagement of hooks (41, 43) on the backing (21) with recesses (42, 44) in the lower wing (13). Additionally, there is provided for the purpose of heat insulation an air accommodating pocket (45, 45 min ) formed between the backing (21) and the lower wing (13). |
