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:
Mar. 19, 2002
Filed:
Jun. 10, 1999
Applicant:
Inventors:
Gian Luigi Gherardi, Medicina, IT;
Fiorenzo Draghetti, Medicina, IT;
Assignee:
G.D S.p.A., Bologna, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05C 1/08 ;
U.S. Cl.
CPC ...
B05C 1/08 ;
Abstract
A gumming device includes a first and a second roller, with horizontal, parallel axes, in contact with each other at a zone of tangency along a common generating line, defining a space between respective cylindrical surfaces just above the zone of tangency. A device for feeding an adhesive substance into the space includes an adhesive distributing element having an end portion located between the rollers at the space over the zone of tangency and having at least one downflow wall for conveying an essentially laminar, continuous flow of adhesive substance to said space.