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:
Sep. 21, 2004
Filed:
Oct. 10, 2002
Applicant:
Inventors:
Werner Kappelmüller, Schwertberg, AT;
Stefan Eppich, Arbing, AT;
Assignee:
Engel Maschinenbau Gesellschaft m.b.H., Schwertberg, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/518 ;
U.S. Cl.
CPC ...
B29C 4/518 ;
Abstract
An apparatus for plasticising and injecting plastic material comprising a rotatable screw ( ) arranged in a cylinder ( ), wherein the screw ( ) is displaced axially by the rotation of spindles ( ) which are rotatable by a servomotor ( ) moved axially with the screw ( ), by way of of gears ( ′) connected by a toothed belt ( ), wherein an intermediate transmission ( ) for reducing the rotary speed is arranged between the servomotor ( ) and the gears ( ′).