catch, snap catch, lock pin, latch, retainer, locking device
vahend mõõtevahendi kinnitamiseks teatavasse asendisse ning seal hoidmiseks, device (such as a catch, dog, or spring-operated ball) for positioning and holding one mechanical part in relation to another in a manner such that the device can be released by force applied to one of the parts, locking piece of a mechanism, often spring-loaded to check the movement of a wheel in one direction only
