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:
Apr. 22, 2008
Filed:
May. 10, 2004
Applicants:
Steven Marcangelo, North Chelmsford, MA (US);
John L. Sigouin, Newton, NH (US);
Inventors:
Steven Marcangelo, North Chelmsford, MA (US);
John L. Sigouin, Newton, NH (US);
Assignee:
L & P Property Management Company, South Gate, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B 29/00 (2006.01); D05B 29/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sewing machine comprises a presser foot; a drive shaft operably connected to the presser foot which imparts periodic upward movement to the presser foot; and a biasing mechanism operably connected to the presser foot which normally biases the presser foot into a downward position, the biasing mechanism comprising a toggle link having a pivot, a resilient element operably connected to the toggle link on one side of the pivot and the presser foot operably connected to the toggle link on the other side of the pivot.