Silent lock
AssigneeLockin Technology (Beijing) Co., Ltd.
InventorsFulonghui LIU, Bin CHEN
Life of this patent
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Abstract
A silent lock, comprising a lock shell, a latch bolt, a first elastic member and a second elastic member. The latch bolt is slidably connected to the lock shell, the latch bolt has a first retracted position located inside the lock shell and a first extended position at least partially protruding out of the lock shell, and the first elastic member connects the latch bolt and the lock shell and presses the latch bolt toward the first extended position; the second elastic member connects the latch bolt and the lock shell and presses the latch bolt toward the first retracted position; and when the latch bolt (2) is in the first extended position, the elastic force of the first elastic member is equal to the elastic force of the second elastic member.
Claims10
A silent lock, comprising:
- a lock shell;
- a latch bolt slidably connected to the lock shell, wherein the latch bolt is movable between a first retracted position where it is located inside the lock shell and a first extended position where it at least partially protrudes out of the lock shell;
- and
- a first elastic member and a second elastic member, wherein the first elastic member is connected to the latch bolt and the lock shell and biases the latch bolt toward the first extended position, the second elastic member is connected to the latch bolt and the lock shell and biases the latch bolt toward the first retracted position, and when the latch bolt is located in the first extended position, an elastic force of the first elastic member is equal to that of the second elastic member.
Dependencies are inferred from the claim text.