| CPC E05B 65/0014 (2013.01) [E05B 65/46 (2013.01)] | 15 Claims |
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1. A child safety lock for an associated cupboard comprising at least one movable door or drawer and a fixed frame member, the lock comprising a latch part and a catch part, the latch part being configured to be fitted on a surface of the fixed frame member and including a latching protrusion extending outwardly, the latching protrusion including a through hole for receiving at least one spring biased bolt of the catch part, the catch part including a slot which receives the latching protrusion, wherein the at least one spring biased bolt extends across the slot and into the through hole when the latching protrusion is located in the slot to lock the catch part to the latch protrusion which prevents the at least one movable door or drawer from being opened and wherein at least one user operable button is provided on the catch part which, when pressed, causes the at least one spring biased bolt to retract from the through hole thus releasing the lock, said catch part further comprising a secondary lock means which must be first engaged by the user before the at least one spring biased bolt can be released;
wherein said at least one spring biased bolt comprises a pair of bolts that are releasable by operation of a pair of side buttons located on opposing sides of the catch part;
and wherein the side buttons are respectively connected to mutually sliding carriage frames inside which respective springs are mounted such that pressing in one of the side buttons of the pair of side buttons on one side of the catch part causes one of the bolts of the pair of bolts on an opposing side of the catch part to be pushed back against a respective one of the springs and be retracted back out of the slot.
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