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:
Aug. 04, 1998
Filed:
Feb. 21, 1997
Applicant:
Inventors:
Wolfgang Achtner, Maintal, DE;
Gunter Klemm, Nidda, DE;
Assignee:
Balzers und Leybold Deutschland Holding AG, Hanau am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
118 50 ; 118726 ; 373118 ; 392389 ;
Abstract
A flat, elongate, trough-shaped part (8) made of an electrically conductive ceramic can be heated by the direct passage of current between clamping points at opposite ends. The trough-shaped part (8) being provided with openings (12) for reducing cross sectional area where increased ohmic heating is desired, such as near the clamping points and between individual areas where wire is fed for melting in the trough.