US Patent No. 9,668,432


Patent No. 9,668,432
Issue Date June 06, 2017
Title Subsurface Irrigation Mat
Inventorship Thomas H. Roess, Twistringen (DE)
Todd D. Polderman, San Marcos, CA (US)
La Monte D. Porter, San Marcos, CA (US)
Assignee Hunter Industries, Inc., San Marcos, CA (US)

Claim of US Patent No. 9,668,432

1. A subsurface irrigation mat, comprising:
at least one perforated tube;
only one web made of a first capillary textile;
a casing made of a second capillary textile surrounding substantially an entire circumference of the perforated tube along
at least a portion of a length of the tube;

at least one attachment positioned between the casing and the web securing the casing to the web so that the casing extends
across the web; and

wherein water leaving through the holes in to the perforated tube can saturate the casing, seep into the web from the casing,
and then be carried across the web by capillary action for substantially uniform discharge from the web into a root zone of
plants growing in a layer of a growing medium located above the web.