US 11,931,768 B2
Dispensing system
Mark A. Gould, Gainesville, GA (US)
Assigned to Nordson Corporation, Westlake, OH (US)
Filed by NORDSON CORPORATION, Westlake, OH (US)
Filed on Aug. 1, 2022, as Appl. No. 17/816,439.
Application 17/816,439 is a division of application No. 16/604,897, granted, now 11,433,418, previously published as PCT/US2018/027541, filed on Apr. 13, 2018.
Claims priority of provisional application 62/488,638, filed on Apr. 21, 2017.
Prior Publication US 2022/0362796 A1, Nov. 17, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B05C 5/00 (2006.01); B05C 5/02 (2006.01); F24H 1/10 (2022.01)
CPC B05C 5/001 (2013.01) [B05C 5/0225 (2013.01); F24H 1/10 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A heater for heating material in a dispensing system comprising:
a housing that defines a first end, a second end opposite the first end, and a cavity that extends from the first end to the second end, wherein the cavity is configured to receive a supply of material, the housing further defining an outer surface that includes a first helical groove and a second helical groove, wherein the first and second helical grooves extend from the first end to the second end;
a temperature sensor disposed in the first helical groove;
a heater wire disposed in the second helical groove;
an insulating layer disposed around the housing; and
a sleeve disposed around the insulating layer.