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:
Nov. 17, 1981
Filed:
Nov. 29, 1979
Applicant:
Inventor:
Horst Rathert, Minden, DE;
Assignee:
Rahdener Maschinenfabrik August Kolbus GmbH & Co. KG, Wesphalia, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26D / ; B26D / ;
U.S. Cl.
CPC ...
83519 ; 83327 ; 83646 ; 8392 / ; 83215 ; 74660 ;
Abstract
Cutting apparatus with three blades, for trimming three sides of an inner book or the like, having a drive system which permits the simultaneous trimming of two opposed sides of the work closely followed by the trimming of the third side. Operation of the third cutting blade while the other two are still in motion is permitted by driving the simultaneously operated blades along a multi-directional orbital path.