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
Methods for testing OData services
Circuit for compressing data and a processor employing same
Method for the hydrolysis of substituted formylamines into substituted amines
Medical diagnosis, therapy, and prognosis system for invoked events and methods thereof
Method and apparatus for accessing coconut water
Method of fabricating crystal unit, crystal unit fabrication mask, and crystal unit package
Sliding-type portable communication device
  Randomly Featured Patents
Spacer to prevent coil shift
Mounting method of flexible printed circuit and manufacturing method of electric optical device
Fittonia plant named `Joly Josan`
Traffic information processing system, statistical processing device, traffic information processing method, and traffic information processing program
Electrical connector having double lock arrangement for the electrical contacts
Blocked polyisocyanates with built-in HALS stabilizer
Decorative lamp and lighting system for vehicles
Process for producing internally plasticized phenolic resins
Aluminum mail box address stand