| 摘要 |
PURPOSE: A vehicle door latch dead lock control apparatus is provided, which enables door dead lock state not to be released by an artificial operation from the external with low cost using a shape memory alloy. CONSTITUTION: A dead lock apparatus of a door latch comprises an open lever(110-3) which is located at a fixed position of a control lever(110) and is operated by a remote control input signal. The open lever is operated by locking or unlocking the door dead lock state by a shape memory alloy spring(110-8) whose shape is changed according to temperature variation. And the open lever is combined to a fixed center position of the control lever by a hinge connection member.
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