Mechanism for opening and closing an openable apparatus
Method and apparatus for closing a door
Micro-electromechanical hinged flap structure
Multi-pintle hinge with sliding spring closing mechanism
Multi-stage hinge assembly
Multi-stage hinge assembly
Multiple axis hidden hinge
Notebook computer hinge with spring opener
Opening and closing device
Opening and closing device
Opening and closing mechanism of hinged pair of bodies
Opening/closing device for document pressing device
Opening/closing mechanism
Over-center hinge
Over-center hinge
Over-center hinge
Over-center self-closing hinge for cabinet doors
Over-center self-closing hinge having a spring biased cam thrust
Overhead door torsion spring assembly and method
Parallel plane rotation hinge for a portable device