Title:
DENTAL FURNACE
Document Type and Number:
Japanese Patent JP2019181212
Kind Code:
A
Abstract:
To provide a dental furnace which is considerably improved with respect to energy efficiency particularly in the high-temperature region.SOLUTION: The invention relates to a dental furnace, in particular a high-temperature dental furnace for oxide ceramics such as zirconium dioxide with sintering temperatures of between 1350°C and 1650°C, having heating elements (14, 16) which are intended to give off heating energy to a firing chamber (12) in a dental furnace (10). The heating elements (14, 16) are configured as electrical resistance heating elements and supported below the firing chamber (12) each by means of at least one heating element support foot (18). The heating elements (14, 16) extend vertically to the top starting from the heating element support feet (18) and at the top, end in an arch (46), in particular in a semicircular arch or possibly in a pointed arch, without an upper lateral support, in particular not in the region of the arch (46).SELECTED DRAWING: Figure 1
Inventors:
MANUEL SCHLEGEL
JUSSEL RUDOLF
JUSSEL RUDOLF
Application Number:
JP2019077403A
Publication Date:
October 24, 2019
Filing Date:
April 15, 2019
Export Citation:
Assignee:
IVOCLAR VIVADENT AG
International Classes:
A61C13/00; F27B17/00; F27D11/02; H05B3/06
Domestic Patent References:
| JP2012105983A | 2012-06-07 |
Foreign References:
| CN103954128A | 2014-07-30 |
Attorney, Agent or Firm:
Haruo Hamada