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:
Jul. 19, 2022

Filed:

Feb. 28, 2020
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Susumu Mine, Niskayuna, NY (US);

Minfeng Xu, Ballston Lake, NY (US);

Anbo Wu, Clifton Park, NY (US);

Paul St. Mark Shadforth Thompson, Stephentown, NY (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 6/00 (2006.01); H02G 15/34 (2006.01); H01F 6/04 (2006.01); H01R 4/68 (2006.01);
U.S. Cl.
CPC ...
H01F 6/008 (2013.01); H01F 6/04 (2013.01); H01R 4/68 (2013.01); H02G 15/34 (2013.01);
Abstract

A current lead assembly for minimizing heat load to a conduction cooled superconducting magnet during a ramp operation is provided. The current lead assembly includes a vacuum chamber having a through hole to enable a first end of a current lead contact to remain outside the vacuum chamber and a second end of the current lead contact to penetrate within the vacuum chamber. A vacuum boundary wall is located between the vacuum chamber and the current lead contact. At least one superconducting magnet is arranged inside of the vacuum chamber and includes a magnet lead. A second end of the current lead contact is coupled to the magnet lead via an internal lead. A vacuum cap is removably disposed to sealingly encompass therein the first end of the current lead contact during a first state of operation. The first end of the current lead contact is arranged to contact a power supply during a second state of operation, wherein the contact occurs exterior the vacuum chamber.


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