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:
Jul. 05, 1983
Filed:
Nov. 06, 1980
Applicant:
Inventor:
Richard R Albers, Warren, NJ (US);
Assignee:
Passat-Maschinenbau GmbH, Heilbronn, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F / ; D06F / ;
U.S. Cl.
CPC ...
68143 ; 68145 ; 198658 ;
Abstract
A drum for a continuously operating laundry processing machine is constructed from a number of individual elements. Each element consists of an upper and a lower portion having a surface of helical shape which defines part of the drum shell, and a surface of right helicoidal shape which defines part of a right helicoidal conveying screw which divides the drum into individual chambers. The parts forming the drum are connected by externally welded seams.