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
Hybrid fin field-effect transistor structures and related methods
Portion of display panel or screen with an icon
Organic light emitting diode display device and method of fabricating the same
Method and apparatus for diagnosing faults in a hybrid internet protocol network
Access control method, information display device using the same, and information display system
Pressure-sensitive adhesive composition having an improved release behavior
Method of operating an electromechanical converter, a controller and a computer program product
  Randomly Featured Patents
Safety arrangement for a vehicle and method for controlling a safety arrangement
Coupling with alignment bolt holes and method of aligning a coupling
Beverage container adaptor
Convertible high chair
Block matching type motion vector determination using correlation between error signals
Overlaid graphical user interface and method for image processing
Bipolar transistor for high power in the microwave range
Seat assembly for a land vehicle, sea vessel, or aircraft
High contrast surface marking
Embossed panel