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:
Mar. 22, 2022
Filed:
Aug. 07, 2020
Minebea Mitsumi Inc., Nagano, JP;
Hiroichi Shibata, Fukuroi, JP;
Taketoshi Ohyashiki, Shizuoka, JP;
Hiroshi Sano, Fukuroi, JP;
Makoto Kinoshita, Kakegawa, JP;
MINEBEA MITSUMI INC., Nagano, JP;
Abstract
A coil assembly in which a slack can be formed in a coil wire without increasing assembly cost, and a stepping motor using the same, are provided; the coil assembly includes a bobbinhaving flange portionsandat both ends thereof, multiple terminal pin embedding portionsarranged at one flange portion, a terminal pinembedded in the terminal pin embedding portion, and a coilof which an end portion of coil wireis entwined around the terminal pin, the coil wirewound around the bobbin, in which a concave portionwhich concaves to a radial direction of the bobbinand penetrates to an axial direction of the bobbinis formed between the terminal pin embedding portions, the coil wireexists from a base portion of the terminal pin, passes through the concave portion, started to be wound around the bobbin, and has a slack portionwhich exists in the concave portion