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.

Date of Patent:
Oct. 12, 2021

Filed:

Jan. 14, 2020
Applicant:

Princetel, Inc., Hamilton, NJ (US);

Inventors:

Boying B Zhang, Hamilton, NJ (US);

Hong Zhang, Hamilton, NJ (US);

Liangju Lu, Hamilton, NJ (US);

Assignee:

PRINCETEL, INC., Hamilton, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01); G02B 6/36 (2006.01); H01P 1/06 (2006.01); H04B 10/25 (2013.01);
U.S. Cl.
CPC ...
G02B 6/3604 (2013.01); H01P 1/06 (2013.01); H04B 10/25 (2013.01);
Abstract

The current disclosure shows a fiber optic slip ring with through bore, or an off-axis fiber optic rotary joint to provide transmission of optic data between mechanically rotational interface with a through bore. Said fiber optic slip ring with through bore may include a ring assembly and a brush block assembly within a rotor and a stator. Said ring assembly may include a ring, a ring holder and a fiber. Said brush block assembly may include a fiber brush, a brush block, an optic index matching fluid, and shaft seals. Said ring may be a donut-shaped waveguide with flat surface on one side. Said fiber brush may have an angled-surface, which is fully contacted with said flat surface on said ring at any time so that during the rotation of said rotor, the optic signal can be transmitted between said fiber and said fiber brush in either direction.


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