Keyhole Guards TRIZ Cases
- Cargo Door Latch with Recessed Handle and Lock Actuator
A cargo door latching mechanism featuring a recessed handle and integrated lock actuator for secure one-handed operation.
- Pin Latch Intermediate Position via Segmented Finger Slot
Segmented finger slots guide trigger pins to stops, enabling secure intermediate positioning for maintenance access without adding complex locking mechanisms.
- Hook Bolt Mechanism for Sliding Door Security
A hook bolt deploys laterally from a deadbolt to engage a door jamb strike plate.
- Rotatable Bolt Lock for Furniture Versatility
A rotatable bolt lock unit adapts to multiple angular positions within a fixed housing structure.
- Lockable Latch Handle Assembly with Padlock Security
Segmented locking uses a padlock to constrain the latch handle, preventing unauthorized entry when key cylinders fail.
- Lock Cylinder with Pivotable Core and Setting Unit
A lock cylinder uses a pivotable core and setting unit to control latch movement via key insertion.
- Tamper-Resistant Electronic Lock Cylinder with Programmable Key Profiles
Electronic lock cylinder uses asymmetric solenoid plunger to frustrate tampering attempts while maintaining simple hardware architecture.
- Elevator Landing Door Lock Failsafe Mechanism
A solenoid actuator moves a locking mechanism's moveable portion against a biasing spring, preventing unauthorized shaft entry when unenergized.
- Bi-stable Door Lock with Magnetic Rocker for Low Energy Consumption
A bi-stable door lock uses a magnetically soft rocker and permanent magnets to hold positions without continuous power.
- Childproof Locking Mechanism for Balcony Glazing
A locking mechanism uses a press-and-turn sequence to secure balcony glazing elements against unauthorized access.