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:
Feb. 01, 1983
Filed:
Apr. 07, 1980
Applicant:
Inventors:
Michael E DeAlto, Richmond, VA (US);
Joseph D DiGiacomo, Richmond, VA (US);
Clifford R Marritt, Richmond, VA (US);
Edward G Preston, London, GB;
Assignee:
Molins Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23D / ; B23D / ;
U.S. Cl.
CPC ...
83348 ; 83677 ; 83700 ;
Abstract
A cutting head for a filter attachment machine comprises a drum carrying a number of knives each of which is urged radially outwards by at least one spring against an adjustable retaining device by which the normal distance of the cutting edge from the axis of the drum can be adjusted.