Resources Contact Us Home
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
Method and apparatuses for solving weighted planar graphs
Computer network running a distributed application
Thiocyanato or isothiocyanato substituted naphthalene diimide and rylene diimide compounds and their use as n-type semiconductors
Personal alarm device for headwear for proximity detection
Method for producing male sterile plants using plant beclin 1/ATG6 expression
Active and progressive targeted advertising
Toner cartridge
  Randomly Featured Patents
Electronic locking device
Integrated tabbed note and clip
Heat collector
Apparatus for monitoring and displaying exertion data
Jewelry item
Surgical clip applier
Method and apparatus for load-based billing in communication networks
Output circuit having an improved protecting circuit
System and method for funding companies
Caliper disk brake for steel mill cranes