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. 02, 2002
Filed:
May. 01, 2000
Applicant:
Inventor:
Christoph Heckner, Bielefeld, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B 6/936 ;
U.S. Cl.
CPC ...
D05B 6/936 ;
Abstract
A sewing machine ( ) with an overload clutch in the form of a friction clutch in the region of the handwheel ( ), with a positioning motor ( ), including a motor part ( ) and a control part ( ), and with a position transmitter ( ) connected to the arm shaft ( ). In the event of a blockage of the arm shaft ( ), the control part ( ) causes the positioning motor ( ) to stop immediately and a fault warning to be output on an indicator panel ( ) of the control apparatus ( ). After the fault has been eliminated and the power supply has subsequently switched off and switched on again, the sewing machine ( ) is ready for operation again.