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. 21, 1995
Filed:
Jan. 19, 1994
Applicant:
Inventor:
Martin Eller, Ludwigsburg, DE;
Assignee:
Beru Ruprecht GmbH & Co. KG, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
F23Q / ; F02N / ; H05B / ;
U.S. Cl.
CPC ...
219270 ; 1231 / ; 361266 ;
Abstract
Rod flame glow plug for preheating the intake air of an autoignition internal combustion engine with a housing having a fuel connection with a metering device and an electric connection, and at least one heating rod located in the housing. The heating rod is formed of a glow tube (8) filled with an electrically insulative filling material (10) and at least one regulating coil (2) and a heating coil (1). The coils are embedded in the filling material (10) and are connected in series to one another and with the electric connection (9). The regulating coil (2) is formed of a CoFe alloy.