Adjustable variable flow fertilizer valve

Details Adjustable variable flow fertilizer valve Adjustable variable flow fertilizer valve

2007-09-18

2007-09-18

Krishnamurthy, Ramesh (Department: 3753)

Fluid handling

Line condition change responsive valves

Direct response valves

C137S543170, C137S543210, C137S883000, C251S337000

Reexamination Certificate

active

10704166

ABSTRACT:
A valve assembly comprising a body member forming a channel having first and second ends, forming a seat surface within and at the first end of the channel about an orifice that faces in the direction of the second end, the channel forming a first coupler at the second end, a closure member forming a closing surface and an oppositely facing bearing surface, the closing surface configured to be received on the seat surface to close the orifice, the closing member received within the channel with the closing surface facing the seat surface, a spring member having first and second ends and received within the channel with the first end of the spring member contacting the bearing surface and an adjustment member having first and second ends and forming a second coupler at the first end of the adjustment member that cooperates with the first coupler to mechanically link the adjustment member within the channel in various relative juxtapositions, one of the adjustment member and the body member forming an outlet passage from the channel, whereby, the adjustment member position within the channel is adjustable to alter the degree of spring compression and also the pressure on the closure member.

REFERENCES:
patent: 2505093 (1950-04-01), Brock
patent: 2538364 (1951-01-01), James et al.
patent: 2755816 (1956-07-01), Collins
patent: 3099999 (1963-08-01), Vismara
patent: 3670766 (1972-06-01), Tyson et al.
patent: 5090446 (1992-02-01), Hunter et al.
patent: 5875811 (1999-03-01), Jacobson
patent: 6360766 (2002-03-01), Sawert et al.
patent: 6431521 (2002-08-01), Jones
patent: 6513545 (2003-02-01), Rhone et al.

Affiliated with

Also associated with

Rating

Adjustable variable flow fertilizer 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 Adjustable variable flow fertilizer valve, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Adjustable variable flow fertilizer valve will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3740916