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:
Jun. 11, 2002
Filed:
Jan. 26, 2001
Applicant:
Inventor:
Itaru Saida, Kadoma, JP;
Assignee:
Matsushita Electric Works, Ltd., Kadoma, JP;
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/10 ; G05F 1/40 ;
U.S. Cl.
CPC ...
G05F 1/10 ; G05F 1/40 ;
Abstract
An alternating-current electric power controlling apparatus including a switch and a controller. The switch is configured to be turned on or off to connect or disconnect an alternating-current electric power source and an electric load. The controller is configured to control the switch to turn on or off to adjust supply of electric power from the alternating-current electric power source to the electric load. The switch is configured to be turned on or off when an electric power amplitude is substantially equal to 0.