Industry Patents
Patent: 7960876
Magnet Rotor Electromagnetic Drive Device and Light Quantity Adjustment Device Using the Magnet Rotor
(Click image for PDF of full patent)
| Patent Number: |
7960876 |
| Title: |
Magnet Rotor Electromagnetic Drive Device and Light Quantity Adjustment Device Using the Magnet Rotor |
| Abstract: |
A magnet rotor includes a drive arm with a rotary shaft, and an
anisotropic permanent magnet having an axis of magnetization. The drive
arm is composed of a light transmitting resin. The magnet has a
cylindrical shape with a hollow center portion through which the rotary
shaft is disposed. The drive arm and the permanent magnet are bonded
together by a light curable resin adhesive.
|
| Country of Issue: |
US |
| First Named Inventor: |
Amino, Hakozaki, Nakajima |
| Assignee: |
Nisca Corporation |
| Continuation or Divisional of: |
|
| International Classification: |
H02K 33/00 |
| US Classification: |
310/21 |
| Issue Date: |
06-14-2011 |
| Filing Date: |
04-09-2009 |
| Application : |
12/385479 |
| Notes: |
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| Link to Patent at freepatentsonline.com: |
7960876 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
7960876 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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