Resources Contact Us Home
Swing check valve with hinge pin retainer

Image Number 3 for United States Patent #4905728.

A swing check valve where the opposite end portions of the hinge pin of the disc are held in hinge pin recesses by an annular wall in the valve body. The wall in the valve body is sufficiently sized that the valve disc can swing through the wall through an arc of substantially between in its open and closed positions. The wall may be formed as a part of the valve body or as a separate retainer ring secured in the valve.

  Recently Added Patents
Battery cell separator
Rear bumper for an automobile
Electronic apparatus and manufacturing method of electronic apparatus
Image erasing apparatus and recording medium conveying method for image erasing apparatus
RPM Controlled Wind Power Generation System
Tandem electric machine arrangement
Hepatitis C virus inhibitors
  Randomly Featured Patents
Enterprise digital assistant and imaging device with navigational keys
Slide driving apparatus of press machine
Eyeglass frame
Endo-tracheal or tracheotomic tube with shield for anaesthesia
Collapsible inhalation valve
Mass fraction metering device
Methods for distributing air in a blade server
Swirl control labyrinth seal
Capping mechanism and system for image forming apparatus