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:
Oct. 26, 1993
Filed:
May. 11, 1992
Applicant:
Inventors:
Shuichi Sato, Tochigi, JP;
Shirou Ayusawa, Tochigi, JP;
Assignee:
The Singer Company N.V., Curacao, AN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D05B / ;
U.S. Cl.
CPC ...
112286 ;
Abstract
A wiper for a sewing machine wherein a hook portion formed at the tip end portion thereof comprises an inclined guide portion for contacting an upper thread in the forward stroke of a wiping operation of the wiper so as to guide the upper thread toward the tip end thereof. The wiper has an inclined introduction portion for guiding the upper thread, and has a thread hooking guide portion formed inside the inclined guide portion, for hooking the upper thread.