Moisture-responsive valve

Details Moisture-responsive valve Moisture-responsive valve

1991-11-20

1992-09-22

Chambers, A. Michael

Fluid handling

Ambient condition change responsive

For controlling soil irrigation

137529, 239 63, A01G 2700

Patent

active

051488256

ABSTRACT:
A moisture-responsive valve includes a water-swellable body within a housing adjacent a moisture-permeable wall thereof for controlling the movements of a valve member with respect to a valve seat in response to the moisture passing through the moisture-permeable wall. The valve member is floatingly mounted between a first spring interposed between the valve member and the housing and urging the valve member away from the valve seat, and a second spring interposed between the valve member and the water-swellable body and urging the valve member towards the valve seat.

REFERENCES:
patent: 2013372 (1935-09-01), Work
patent: 3421546 (1969-01-01), Jennings et al.
patent: 3874590 (1975-04-01), Gibson
patent: 4095458 (1978-06-01), Wild
patent: 4696319 (1987-09-01), Gant
patent: 4922945 (1990-05-01), Browne

Affiliated with

Also associated with

Rating

Moisture-responsive 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 Moisture-responsive valve, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Moisture-responsive valve will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1061732