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:
Dec. 10, 1991
Filed:
Aug. 25, 1989
Applicant:
Inventors:
Ernst Knorpp, Leutkirch, DE;
Manfred Gantner, Leutkirch, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C / ; F27B / ;
U.S. Cl.
CPC ...
364140 ; 364143 ; 364146 ; 110192 ; 432 51 ;
Abstract
A control arrangement for dental furnaces, especially microprocessor-controlled preheating furnaces or ovens with controlled heating and with limited rate in the rise of the heating temperature. The control arrangement for dental furnaces implements the temperature control or rise on one or more, preferably three program tiers or levels, with one or more temperature steps or phases being either unrestrictedly or controllably programmed, or implemented on one or more temperature steps in a controlled programming.