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:
Nov. 11, 2014

Filed:

Oct. 24, 2011
Applicants:

Yin Yu Lin, New Taipei, TW;

Shu I Chen, New Taipei, TW;

Inventors:

Yin Yu Lin, New Taipei, TW;

Shu I Chen, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A switch device includes a positive power terminal, a negative power terminal, a plurality of battery slots and a change-over switch. Each battery slot has a positive battery terminal and a negative battery terminal. The positive battery terminal of a battery slot electrically connects to the positive power terminal. The negative battery terminal of another battery slot electrically connects to the negative power terminal. The change-over switch electrically connects with the positive power terminal, the negative power terminal, the negative battery terminal of the battery slot which electrically connecting to the positive power terminal, and the positive battery terminal of the battery slot which electrically connecting to the negative power terminal. The change-over switch is toggled to connect the battery slots as a parallel connection or a series connection optionally.


Find Patent Forward Citations

Loading…