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:
Aug. 14, 2018

Filed:

Jun. 26, 2015
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Hoang Pham, Seattle, WA (US);

Yuan Kong, Kirkland, WA (US);

Richard Arvel Stevens, Auburn, WA (US);

Assignee:

Amazon Technologies, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 9/06 (2006.01); H01H 9/20 (2006.01); G06F 1/30 (2006.01);
U.S. Cl.
CPC ...
H01H 9/20 (2013.01); G06F 1/30 (2013.01); H02J 9/061 (2013.01);
Abstract

Automatic transfer switching apparatus and systems include a switching device including an input line, a sensor, and a parallel assembly of a solid-state relay and latching relay electrically connected with the input line. The solid-state relay is used to short the latching relay such that the latching relay can be opened and/or closed in an unloaded state while the input line is energized.


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