CPC A44B 19/306 (2013.01) [A44B 19/262 (2013.01)] | 11 Claims |
1. A zipper, comprising:
zipper teeth,
a zipper head base for engaging or disengaging zipper teeth, and
a puller with an end hole,
wherein the zipper head base comprises:
a body with a pivotal mounting portion,
a hook-shaped locking plate with a locking pin, and
a biasing member,
wherein the hook-shaped locking plate is pivotally connected to the pivotal mounting portion, and the locking pin of the hook-shaped locking plate is configured to pass through the end hole of the puller,
the zipper head base has a locked state, in which the biasing member provides a biasing force to the locking plate, so that the locking pin is allowed to be inserted into the engaged zipper teeth to restrict bidirectional movement of the zipper head base,
wherein one hook-shaped locking plate is provided, the locking pin has two pointed ends, and a distance between the two pointed ends exactly spans one tooth of the engaged teeth.
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