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:
Mar. 10, 2026
Filed:
Oct. 02, 2023
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Robert L. Seagren, Rockford, IL (US);
Alex Gomes, Chicago, IL (US);
Joshua C. Swenson, Rockford, IL (US);
Assignee:
HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 33/06 (2006.01); H01H 33/04 (2006.01); H01H 33/26 (2006.01); H01H 33/42 (2006.01); H01H 33/664 (2006.01);
U.S. Cl.
CPC ...
H01H 33/06 (2013.01); H01H 33/26 (2013.01); H01H 33/6641 (2013.01); H01H 33/045 (2013.01); H01H 2033/426 (2013.01);
Abstract
A high voltage DC contactor control system. The system reduces/eliminates arcing in in contactors and includes a short circuit protection system operably connected to the drive voltage configured to reducing arcing between portions of the contactor. The short circuit protection system includes a first arc prevention element and a first arc prevention driver configured to cause the first arc prevention element to be disposed between the first and second portions of the first contactor to prevent arcing between them.