Patent ID: 11938510
Assignee: NORDSON CORPORATION
Field: Surface technology, coating (Chemistry)
Classification: CPC B  A | IPC A  B

Claim 1:
2. The nozzle according to claim 1, wherein the pattern shim further comprises a plurality of first slits which open at tips of the plurality of tapered first convex portions, respectively, a plurality of second slits provided on both sides of each of the plurality of first slits and open at portions adjacent to a corresponding first convex portion, and a first gas hole;
the adhesive shim further comprises a plurality of first holes as adhesive flow paths and a second gas hole;
the gas shim further comprises a plurality of second holes as gas flow paths and a third gas hole; and
the head body further comprises an adhesive distribution groove communicating with the adhesive outlet, a gas inlet, a gas outlet, and a gas flow path connecting the gas inlet and the gas outlet,
wherein the fixing means is configured to fix the head body, the adhesive shim, the pattern shim, the gas shim, and the face plate arranged in order of mention so that the adhesive distribution groove communicates with the plurality of first holes, the plurality of first holes communicate with the plurality of first slits, the gas outlet communicates with the first gas hole, the first gas hole communicates with the second gas hole, the second gas hole communicates with the third gas hole, the third gas hole communicates with the first gas distribution groove, the third gas distribution groove communicates with the plurality of second holes, and the plurality of second holes communicates with the plurality of second slits,
wherein the adhesive discharge ports are formed at openings of the plurality of first slits and the gas discharge ports are formed at openings of the plurality of second slits, and
wherein the plurality of first holes are configured so that a distance from an adhesive discharge port becomes shorter as a distance from the adhesive outlet becomes longer.