Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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 90.degree. 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
Digital camera dock having movable guide pins
Soybean EF1A promoter and its use in constitutive expression of transgenic genes in plants
Semiconductor device including a clock generating circuit for generating an internal signal having a coarse delay line, a fine delay line and a selector circuit
Network based technique for obtaining operator identifier for mobile devices
Controller for soldering iron
Method for releasing a locking in mobile terminal and mobile terminal using the same
System and method for measuring an analyte in a sample
  Randomly Featured Patents
Scanning unit and image forming apparatus
Support apparatus for electrically conductive rail
Enclosure for an audio-visual exercise bicycle
Edge-folded tinsel garland and method of production
Extruder plate for triangular shaped extruder inserts
Method and apparatus for random sequence generator
Roadway-powered electric vehicle system
Paper shredder
Method for connecting the belt ends of transport belts, as well as transport belt and closure aid for carrying out said method
Azo dyes, a process for the preparation thereof and the use thereof