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:
Nov. 19, 2019
Filed:
Jul. 30, 2015
Nakanishi Inc., Tochigi, JP;
Akito Nakamura, Tochigi, JP;
NAKANISHI INC., Tochigi, JP;
Abstract
An electric motor that enables to promote a further downsizing and performance enhancement, and a dental device that includes the electric motor. A brushless slotless electric motorincludes: a statorthat includes a stator coreand a plurality of coilstodisposed inside of the stator core; a rotorthat includes a shaft, the rotorbeing rotated around the shaftwith respect to the stator; and a medium pathwaythrough which a medium passes, the medium being supplied for actualizing a function of a dental handpieceA to which the electric motoris applied. The plurality of coilstoare adjacent to each other in a rotation direction of the rotorso as not to lap mutually. The medium pathwayis disposed between the adjacent coilsto