Resources Contact Us Home
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
Domain isolation through virtual network machines
Device for data routing in networks
Crowd control barrier II
Light-emitting device package structure
Associating objects in databases by rate-based tagging
High-frequency-link power-conversion system having direct double-frequency ripple current control and method of use
Biphotonic photosensitizers, nanoparticles containing the same and their use as drugs
  Randomly Featured Patents
Rain shielded box for exiting through siding
Game ball
Travel pillow
Vascular treatment device and method
Body imaging using vectorial addition of acoustic reflection to achieve effect of scanning beam continuously focused in range
Method and plant for purifying unsaturated compounds
Preparation of carboxylic chlorides
Speed control for a motor
Rotor assembly and method of manufacturing
Combination tree stand and game cart