Resources Contact Us Home
Rotating pin tumbler side bar lock with side bar control

Image Number 2 for United States Patent #6477875.

A twisting tumbler lock with a side bar is provided with additional levels of security by a axially reciprocable slider which is normally positioned to block operation of the side bar but is moved by a specially configured key to free operation of the side bar. This provides a third level of locking security, it also allows master keying. The unique key has a portion of a rib formed to cooperate with the slider to further allow key control.

  Recently Added Patents
Multi-carrier operation for wireless systems
Low offset, fast response voltage controlled current source and controlling method thereof
Method, device and computer readable medium for determining whether transmission signals are present in received signals
Instantaneous single click perpetual date mechanism
Method of making and using an alpha-glucanase composition to reduce or remove biofilm
Image heating apparatus
Method and system for processing dictated information
  Randomly Featured Patents
Mobile physical training system and method thereof
Method of controlling semiconductor device, signal processing method, semiconductor device, and electronic apparatus
Principal component analysis based fault classification
Stochastic management of power consumption by computer systems
Cam roller follower
Window glass carrier member for sliding window
Optical device for the contactless measurement of distance of a light source
Method and system for delivery of mail using sensor with identifier
Method of manufacturing structural members by braiding threads, and structural members obtained thereby