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
Method of preparing enteric hard capsule and enteric hard capsule prepared thereby
Redistribution layer (RDL) with variable offset bumps
Hybrid asynchronous transmission process
High density molecular memory storage with read and write capabilities
Soybean EF1A promoter and its use in constitutive expression of transgenic genes in plants
Systems and methods for authorizing, authenticating and accounting users having transparent computer access to a network using a gateway device
Systems and methods for simultaneously configuring multiple independent backups
  Randomly Featured Patents
Method and strategy to detect the lock-up of planetary gear in power split hybrid vehicles
Process for producing a matrix of electronic components
Sound generator for producing a sound from a new note
Lock
Flexible heating head for induction heating
Video camera stabilizer
Gas detector
Bi-phase shift keying signal demodulation circuit for RDS receiver
Liquid crystal display apparatus
Method, system, client and server for locating operation nodes in communication system