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:
Apr. 26, 2005
Filed:
Sep. 29, 2000
Applicants:
Helmut Bacher, St. Florian, AT;
Helmuth Schulz, St. Florian, AT;
Georg Wendelin, Linz, AT;
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B007/42 ; B29B007/44 ;
U.S. Cl.
CPC ...
Abstract
An apparatus for pre-processing and subsequent plastification or agglomeration of synthetic plastic materials, in particular thermoplastic waste plastics for recycling purposes, has a receptacle () in which at least one comminuting tool () circulates. The housing () of a screw () is connected to the receptacle (). The diameter (D) of the receptacle () has the following relationship to the screw diameter (d):=10.{square root over ()}, wherein Thereby the dwell times of the synthetic plastic material within the receptacle () are kept at optimal values.