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:
Sep. 18, 1979
Filed:
Jun. 16, 1977
Applicant:
Inventors:
Franciscus A van de Laarschot, Geldrop, NL;
Guido J VAN DER Velden, Valkenswaard, NL;
Assignee:
Oce-van der Grinten N.V., Venlo, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V / ;
U.S. Cl.
CPC ...
362294 ; 362373 ;
Abstract
The light emission of a gas-discharge lamp is controlled effectively by the action of a cooling organ making use of a Peltier element having its cold side thermally connected with a portion of the wall of the lamp and having its hot side thermally connected with means for discharging heat to the ambient, together with means for sensing the temperature at said wall portion and for regulating correspondingly an electrical current to the Peltier element.
van de Laarschot, Franciscus. (1979). Light emission control for gas-discharge lamp (U.S. Patent No. 4168522). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4168522
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile