Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Swing check valve










Image Number 7 for United States Patent #4872479.

A swing check valve having a readily replaceable valve seat and having a cage surrounding the disc in the final closing movement of the disc sized to guide the disc evenly onto the seat.








 
 
  Recently Added Patents
Computer program, system, and method for mapping Social Security claiming strategies
Method of operating an election ballot printing system
Method of modified facies proportions upon history matching of a geological model
(4937
Synthesis of 8-amino boron dipyrromethenes having blue fluorescence
Semiconductor arrangement with a solder resist layer
Methods and apparatus for address translation functions
  Randomly Featured Patents
Catheter for corporeal duct
Method of fabricating semiconductor device
Automated transaction management system and method
Milling machine and method of cutting a keyway
Twin-belt continuous caster with containment and cooling of the exiting cast product for enabling high-speed casting of molten-center product
Driver circuit for switching on lamp with low cold resistance
Sunglasses
Transgenic mouse model for prostate cancer
Simplified interference suppression in multi-antenna receivers
Flat panel-configured electronically steerable phased array antenna having spatially distributed array of fanned dipole sub-arrays controlled by triode-configured field emission control device