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:
Aug. 05, 1980
Filed:
Jun. 12, 1978
Applicant:
Inventor:
Ralph E Johnson, Convent Station, NJ (US);
Assignee:
The Singer Company, Stamford, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
D05B / ;
U.S. Cl.
CPC ...
112221 ;
Abstract
The needle bar of a sewing machine is mounted in a spherical bearing which is located adjacent the lower end of a needle bar bracket. The bearing is pivoted as a gate in the frame of the machine and the bracket is pivoted as a pendulum at its upper end to fixed structure in the machine head for movement in mutually perpendicular directions.
Quick Actions:
Johnson, Ralph. (1980). Needle bar suspension means for a zig-zag sewing machine (U.S. Patent No. 4215638). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4215638
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile