| 摘要 |
The present invention offers a fastener structure between a diving flipper and a tightening strap thereof which is characterized in the following design the fastener comprises a male fastener and a female fastener; the male fastener is-provided at one end of the tightening strap, a tenon extending forward is formed at the front end of the male fastener, a recess is provided in a suitable position on each of two sides of the tenon, a holding down plate at the top of male fastener can adjust the tightness of tightening strap and brake the tightening strap from time to time; the female fastener is combined on one side of the diving filpper, a fastening plate pivotally provided on each of two sides of the female fastener extends inward from outside, the inner end of fastening plate has a catch, another end (outer end) thereof has a pressing portion, a bevel arm on one side of the fastening plate contacts against the inner walls on two sides of the housing so as to keep the catch at inner end of fastening plate tending to catch inward from time to time; and a covering plate on the top of the female fastener is designed to pivotally fix the fastening plate, an elastic retaining plate on each of two sides of the covering plate is aimed at retaining the male fastener and when to release fastening, pushing aside the male fastener; when the tenon of male fastener is inserted in the female fastener in place, the catch at inner end on each of two sides of the female fastener is caught in a recess on each of two sides of the tenon of the male fastener; and when the pressing portion at the outer end of each fastening plate is pressed inward, the catch at inner end thereof moves outward relatively so as to release the catch from catching in the recess on each of two sides of the tenon of the male fastener.
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