Keyhole Guards TRIZ Cases
- Locking Cylinder Platelet Tumblers Radial Shift Anti-Break-In
A locking cylinder uses platelet tumblers shiftable in different radial directions to prevent unauthorized access.
- Miniaturized Electronic Cam Lock with Worm Drive Actuation
A compact electronic cam lock uses a motor-driven worm gear to move a blocking pin for secure access control.
- Magnetic Child Safety Cabinet Lock With One-Handed Operation
A magnetic child safety cabinet lock uses dual magnets to control a push button mechanism for secure latching.
- Universal Door Lock Actuator with Adjustable Driving Member
A modular door lock actuator adapts to different latch devices via an interchangeable driving member, reducing manufacturing costs and design complexity.
- Eddy Current Brake for Locking Handle Security
Replacing mechanical weights with an eddy current brake prevents sabotage at high speeds while avoiding mechanical overload.
- Panic Hardware Dogging Release Device Keyless Actuation
Depressing end cap button rotates modified latch plate via connecting rod assembly, eliminating hex key requirement for door security.
- Window Door Fitting Clutch Bell Assembly for Reliable Locking
A window door fitting clutch bell assembly integrates spiral and cup springs to secure handle engagement.
- Integrated Rebated Door Lock Mechanism
Integrating latch and bolt control via one key cylinder reduces part count while preventing jamb damage from accidental operation.
- Door Unlocking Device with Integrated Gear Mechanism
An unlocking device merges a pressure profile and gear mechanism into the door base profile to actuate panic locks without additional milling.
- Key Lockable Window Operator Crank Handle Nesting
Nesting the retractable sleeve within the housing prevents tampering with the lock assembly while allowing authorized operation of casement windows.