Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Apparatus for the automatic issuance and return of keys










Image Number 2 for United States Patent #4010868.

A plurality of keys are movably suspended on a support in successive orientation one behind the other. The leading key engages a dispensing device which normally prevents the discharge of the keys from the support but which is actuable on command to selectively release the first or leading key while retaining the remainder of the keys on the support. Secondary rails are provided for separating and diverting keys according to their use.








 
 
  Recently Added Patents
Lubricant composition and antioxident composition
Generating a funding and investment strategy associated with an underfunded pension plan
Pattern generation method and pattern generation program
System for presenting media services
Device in a system operating with CAN-protocol and in a control and/or supervision system
Method and apparatus for monitoring wireless communication in hearing assistance systems
System and method for interactive image-based modeling of curved surfaces using single-view and multi-view feature curves
  Randomly Featured Patents
MPEG-21 digital content protection system
Memory spaced array
Fire detection system utilizing relationship of correspondence with regard to image overlap
Poly (vinyl chloride) polyamide multi-layer structures
Stable isocyanic acid compositions
Output control system for switchable audio channels
Rain condition dependent wiper control system for an automotive vehicle
Window-type semiconductor package and fabrication method thereof
Bulking agents and processes for preparing them from food gums
Natural ice for cooling energy