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:
Nov. 22, 1983
Filed:
Dec. 12, 1980
Applicant:
Inventors:
Assignee:
Matsushita Electric Works, Ltd., Kadoma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313156 ; 313153 ; 313485 ; 313567 ;
Abstract
The present invention purposes to suppress flickering phenomena which is caused by moving striation of rare gas discharge in a low pressure discharge lamp tube containing therein mercury and a rare gas; an apparatus for lighting a low pressure discharge lamp comprises a discharge tube and static magnetic field generating means, which is for instance a permanent magnet, disposed on the tube or around the tube, and generates a magnetic field to cross an electric field substantially all over the positive column in the tube.