本文介绍了一种免用钥匙即可执行锁定和开启抽屉的船用设备抽屉锁，其主要原理是利用杠杆原理产生一个与按力方向相反的力使锁舌开启，锁舌与锁孔采用锥面配合，可以消除间隙、避免噪音。%T his paper introduced a keyless lock that can lock and unlock marine tools chest . Its main principle is to use leverage to generate a force in the opposite direction of the applied force to open the bolt .The bolt and the keyhole are tapered joined ,which can eliminate the gap and reduce the noise .
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