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. 20, 2001
Filed:
Oct. 25, 2000
Applicant:
Inventors:
Gert Lindemann, Lichtenstein, DE;
Friederike Lindner, Gerlingen, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/10 ;
U.S. Cl.
CPC ...
H05B 3/10 ;
Abstract
A sintered pin heater which is made of a ceramic composite structure and which has an essentially enclosed insulating layer and an external conducting layer. The insulating layer being obtainable from 51-57 mass percent of Si,N,, 37-42 mass percent of MoSi,, 2.4-2.8 mass percent of Al,O,, and 3.2-3.6 mass percent of Y,O,. The conducting layer,obtainable from 38-42 mass percent of Si,N,, 53-58 mass percent of MoSi,, 1.8-2.0 mass percent of Al,O,, and 2.4-2.7 mass percent of Y,O,.