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.

Date of Patent:
May. 20, 2003

Filed:

Aug. 12, 1999
Applicant:
Inventor:

Helmut Schwaiger, Kirchdorf/Krems, AT;

Assignee:

TCG Unitech AG, Kirchdorf/Krems, AT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 3/20 ;
U.S. Cl.
CPC ...
B22F 3/20 ;
Abstract

The invention relates to an extrusion device ( ) for compacting metal parts, in particular shavings ( ), for example made of Fe, Cu, Mg or alloys of these elements or other low melting metals or their alloys, into homogenous extrusion mouldings with at least one extrusion unit with an extrusion die ( ) formed by a die housing ( ) which forms a die cavity ( ) and has a guide arrangement for an extrusion element ( ) adjustable by a drive device ( ), and with an inlet opening ( ) for the shavings ( ) in the die housing ( ), whereby a compression channel ( ) is arranged opposite a front face of the extrusion element ( ) facing the mould cavity ( ) and adjacent to the mould cavity ( ) in the direction of a passage surface ( ) for a material strand ( ).


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