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:
Jun. 23, 2020
Filed:
Mar. 06, 2018
Meidensha Corporation, Tokyo, JP;
Yuji Ogawa, Kawagoe, JP;
MEIDENSHA CORPORATION, Tokyo, JP;
Abstract
A coil support () is configured to include a coil support body part () that is made of resin and that has abutment surfaces () to be in respective direct abutments with radial inner surfaces of adjoining field windings () and an insertion hole () that is formed along a radial direction of a rotary shaft (), a bolt () with a hexagonal hole that has a base end part fixed to a rotor yoke () and a tip end part projecting outward in a radial direction and that is inserted into the insertion hole () of the coil support body part (), and a disc spring () that is interposed between the rotor yoke () and the coil support body part () and that presses the coil support body part () toward the field windings (), and to have a spot-faced part () that is formed on a radial outside of the insertion hole () to have a larger diameter than the insertion hole ().