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:
Jul. 06, 1976
Filed:
Oct. 04, 1974
Applicant:
Inventor:
Susumu Yoshida, Tokyo, JA;
Assignee:
Kabushiki Kaisha Meidensha, Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M / ;
U.S. Cl.
CPC ...
321 / ; 3072 / ;
Abstract
In a circuit arrangement such as a chopper circuit of the type that controls a voltage to be applied to a load, a first switching element, a series and resonating circuit consisting of an inductance element and a capacitor connected in parallel to said first switching element, and a second switching element for short-circuiting said inductance element. The second switching element is connected in forward direction with respect to said first switching element and in parallel to said inductance element. Each of said elements comprises a thyristor.