US Patent 7707962 - CNT spray nozzles

http://www.freepatentsonline.com/7707962.html

This patent from Hon Hai Precision teaches a spray nozzle assembly for forming carbon nanotube films having a high level of thickness uniformity. Claim 1 reads:

1. An apparatus for forming a carbon nanotube film, the apparatus comprising:

a retaining member,

an array of spray nozzles, and

a supply tube configured for supplying a carbon-nanotube-containing solution therethrough,

the spray nozzles being retained on the retaining member, the spray nozzles being in communication with the supply tube, the retaining member comprising a slit defined therein, the retaining member further comprising a through hole defined therein along a longitudinal direction thereof, each of the spray nozzles including a fixing portion received in the through hole, each spray nozzle being retainably engaged in the slit, a plurality of feed tubes, each of the spray nozzles being in communication with the supply tube through the corresponding feed tube.