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
Improving performance of image recognition algorithms by pruning features, image scaling, and spatially constrained feature matching
Refill container
Table garden bed
Test automation method for software programs
Deposit for entity associated non-account holders
Targeted cell death
Semiconductor device and method of manufacturing semiconductor device
  Randomly Featured Patents
Matrix substrate and liquid crystal display device and projection liquid crystal display device using the same
Modular cage system for underwater use
Combined fluid condition monitor and fluid level sensor
Self-adhesive insignia
Cinnamic acid 4-hydroxylase
Extended nip press for a paper machine
Engineered safeguards systems and method in nuclear power plant training simulator
Chair
Process for methylating the ortho position of a phenol
Scheduler which retries load/store hit situations