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. 03, 2007
Filed:
Nov. 21, 2005
Masakazu Takahashi, Tochigi, JP;
Shin Ota, Aichi, JP;
Katsuhiro Kitajima, Gifu, JP;
Toshio Abe, Aichi, JP;
Masakazu Takahashi, Tochigi, JP;
Shin Ota, Aichi, JP;
Katsuhiro Kitajima, Gifu, JP;
Toshio Abe, Aichi, JP;
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
The present invention is a horizontal rotary hook for a sewing machine includes an inner bobbin case holder, an outer rotating hook made of a synthetic resin, a sliding surface formed on the rotating hock so as to be slid relative to the bobbin case holder with rotation of the rotating hook while an outer periphery of the bobbin case holder is placed on the rotating hook, an opening defined in an outer peripheral wall of the rotating hook so that a needle thread passes through the opening, and a beak mounted on an outer peripheral wall of the rotating hook for seizing a loop of the needle thread.