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. 02, 1985
Filed:
Nov. 14, 1983
Applicant:
Inventor:
Wolf R von Hagen, Hemmingen, DE;
Assignee:
Union Special G.m.b.H., Stuttgart, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D05B / ;
U.S. Cl.
CPC ...
112322 ; 112320 ; 226156 ;
Abstract
A sewing machine presser foot attachment including a driven feed wheel proximately arranged relative to the reciprocal path of a needle. The feed wheel is powered by a drive shaft arranged to the rear of the feed wheel in the direction of sewing. A constant velocity universal joint arranged between the drive shaft and feed wheel permits vertical and horizontal pivotal movement of the feed wheel relative to the work supporting surface of the machine.