NZ601165A - A lock - Google Patents

Abstract

601165 Disclosed is a lock comprising: a bolt which is movable between a latching position and an unlatching position, a mover component, which is movable between a first position and a second position, and which is operatively associated with the bolt such that the bolt moves from the latching position to the unlatching position when the mover component moves from the first position to the second position, one or more locking components which is/are moveable to a locking position in which the bolt is prevented from moving from the latching position to the unlatching position by the one or more locking components, and an unlocking position in which the locking component(s) do(es) not prevent the bolt from moving from the latching position to the unlatching position, wherein the mover component is unable to move from the first position to the second position when the locking component(s) is/are in the locking position, and a first operating component and a second operating component, both of which are operable to move the mover component from the first position to the second position when the locking component(s) is/are in the unlocking position, and wherein one or other of the operating components, selectably, is linked with the mover component in a manner such that movement of that operating component is restricted to movement corresponding to movement of the mover component while the other operating component is moveable relative to the mover component and is operable to cause the locking component(s) to move between the locking position and the unlocking position.