E05B65/0003—Locks or fastenings for special use for locking a plurality of wings, e.g. simultaneously
E—FIXED CONSTRUCTIONS
E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
E05B21/00—Locks with lamelliform tumblers which are not set by the insertion of the key and in which the tumblers do not follow the movement of the bolt e.g. Chubb-locks
E—FIXED CONSTRUCTIONS
E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
E05B21/00—Locks with lamelliform tumblers which are not set by the insertion of the key and in which the tumblers do not follow the movement of the bolt e.g. Chubb-locks
E05B21/003—Locks with lamelliform tumblers which are not set by the insertion of the key and in which the tumblers do not follow the movement of the bolt e.g. Chubb-locks comprising tumblers moving in opposite directions, e.g. tumbler sets on opposite sides of the keyhole for operation by a double-bit key
Landscapes
Preventing Unauthorised Actuation Of Valves
(AREA)