Valve and stem seal therefor

Details Valve and stem seal therefor Valve and stem seal therefor

1982-04-07

1984-12-25

Walton, George L.

Valves and valve actuation

Mechanical movement actuator

Particularly packed or sealed

277112, 2771166, 277117, 277121, 277125, F16K 4104

Patent

active

044899165

ABSTRACT:
An improved valve having a body with an inlet, an outlet, a valve chamber, a valve seat, a valve member movable in the valve chamber toward and away from said valve seat, a stem connected to said valve member a bonnet connected to and forming a part of the body a part of the body in the stem extending therethrough and an improved sealing assembly for sealing around the stem including a seal ring of extrudable material and means providing a space into which said seal ring extrudes to form a sealing lip extending toward the pressure and responsive to pressure exerted on the sealing assembly. Also the improved sealing assembly includes mating tapered wedging and seal rings having a small angle mating taper wedge the rings into sealing engagement with the walls against which they are to seal.

REFERENCES:
patent: 1693039 (1928-11-01), Minor
patent: 2586871 (1952-02-01), Shields
patent: 3071344 (1963-01-01), Banks
patent: 3492009 (1970-01-01), Beresnev et al.
patent: 4299395 (1981-11-01), Reed
patent: 4349205 (1982-09-01), McGee et al.

Affiliated with

Also associated with

Rating

Valve and stem seal therefor does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Valve and stem seal therefor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Valve and stem seal therefor will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1149083