Motor Housing and Motor Including Same
US-2017373556-A1 · Dec 28, 2017 · US
Motor
US8941277B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8941277-B2 |
| Application number | US-201313741630-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 15, 2013 |
| Priority date | Jan 20, 2012 |
| Publication date | Jan 27, 2015 |
| Grant date | Jan 27, 2015 |
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Abstract
Official abstract text for this publication.
A motor includes a bearing holder and an attachment plate fixed to a radial outer surface of the bearing holder. The attachment plate includes a flat portion including a circular hole and a burring portion axially protruding from the circular hole. The bearing holder includes holder protrusion portions each including a radial outer surface at least partially making contact with the burring portion and holder recess portions and the holder protrusion portions and the holder recess portions are alternately arranged along a circumferential direction. The burring portion includes a plurality of caulking sections extending radially outward to make contact with the circuit board and the plurality of caulking sections are arranged radially outward of the holder recess portions.
First claim
Opening claim text (preview).
What is claimed is: 1. A motor, comprising: a bearing holder having a substantially cylindrical shape axially extending along a vertically-extending center axis; a bearing unit fixed to a radial inner surface of the bearing holder; an attachment plate fixed to a radial outer surface of the bearing holder and extending in a direction perpendicular or substantially perpendicular to the center axis; a circuit board arranged on an upper surface or a lower surface of the attachme…
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Frequently asked questions
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- What does patent US8941277B2 cover?
- A motor includes a bearing holder and an attachment plate fixed to a radial outer surface of the bearing holder. The attachment plate includes a flat portion including a circular hole and a burring portion axially protruding from the circular hole. The bearing holder includes holder protrusion portions each including a radial outer surface at least partially making contact with the burring port…
- Who is the assignee on this patent?
- Nidec Corp
- What technology area does this patent fall under?
- Primary CPC classification H02K5/163. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Jan 27 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).