The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 1991
Filed:
Apr. 21, 1988
Applicant:
Inventors:
Harald Pleuse, Langenfeld, DE;
Peter E Muller, Reinach, CH;
Assignee:
Nordson Corporation, Westlake, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B67D / ;
U.S. Cl.
CPC ...
2221462 ; 165907 ; 431240 ;
Abstract
A device for applying or spraying viscous materials, preferably molten thermoplastic materials, has a discharge nozzle, which is supplied through separate lines with viscous material and heated gas. The supplied gas is conducted to the discharge nozzle by way of a heat exchanger, which contains a sintered metal insert thermally coupled to a heating device.