Shear pin relief valve

Details Shear pin relief valve Shear pin relief valve

1984-08-23

1986-05-13

Weakley, Harold W.

Fluid handling

Destructible or deformable element controlled

Destructible element

137 71, 137377, 220 89A, F16K 1304

Patent

active

045879877

ABSTRACT:
In accordance with an illustrative embodiment of the present invention, a pressure relief valve comprises a valve body having an inlet passageway and a valve seat surrounding the passageway, a valve element normally engaging the seat to close the passageway; and a shear mechanism for enabling the valve element to disengage from the seat at a selected relief pressure, the mechanism including a bar that engages the valve element and is pivotally mounted on the valve body to one side of the axis of the passageway, a link also pivotally mounted on the valve body to the other side of the said axis, and a frangible member having a non-circular cross-section and being received in aligned holes in the bar and link, one of which has holes of companion cross-sections with that of the frangible member.

REFERENCES:
patent: 2141847 (1938-12-01), Tennant
patent: 2303392 (1942-12-01), Scaramucci
patent: 2589144 (1952-03-01), Russell
patent: 2725072 (1955-11-01), Hershman
patent: 3433387 (1969-03-01), Wilson
patent: 3603333 (1971-09-01), Anderson
patent: 4402334 (1983-09-01), Taylor

Affiliated with

Also associated with

Rating

Shear pin relief valve does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Shear pin relief valve, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Shear pin relief valve will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1764619