Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Ring binder










Image Number 3 for United States Patent #5788390.

A ring binder adapted to be fixed to an article includes a support for mounting a plurality of ring members thereon, and a control member movable along a sloped portion on the under surface of the support to cause the support to pivot and thereby open the ring members. The sloped portion on the under surface of the support is provided on at least one of an inturned inner edge of the support and a protrusion extending from the under surface of the support.








 
 
  Recently Added Patents
Active constant power supply apparatus
Fingerprinting apparatus, system, and method
Global alignment for high-dynamic range image generation
Systems and methods for archiving and retrieving navigation points in a voice command platform
Method of estimating remaining constant current/constant voltage charging time
Electronic device including predicted frequency error estimation of a voltage controlled oscillator and related methods
Method and system for phase-sensitive magnetic resonance imaging
  Randomly Featured Patents
Nonlinear optical microscope
Hand measurement apparatus
Apparatus, system and method for forwarding data sent to a wireless device to another address
Method and apparatus for using rotatable templates within look-up tables to enhance image reproduction
Inflatable furniture assembly
Electrical connection for wide-array inkjet printhead assembly with hybrid carrier for printhead dies
1-thia-2,4a-diaza-cyclopenta[b]napththalene-3,4-diones and related compounds as anti-infective agents
Secondary battery with insulating film between current collectors and a case
Amine functional adducts and curable compositions comprising same
Card connector