Title:
【発明の名称】ガラス製品用オーブン
Document Type and Number:
Japanese Patent JPH11510636
Kind Code:
A
Abstract:
An exhaust oven for heat treating and simultaneously evacuating cathode ray tubes includes a tunnel structure with a through passageway and temperature control apparatus for providing regulated heating and/or cooling of the atmosphere in one or more longitudinal zones of the passageway. The oven also includes apparatus for conveying the tubes along the passageway and exhaust ducts operatively connected to the necks of the tubes during conveyance to evacuate gases therefrom. Baffles within at least one of the zones of the passageway circulate the atmosphere about the exteriro of the tubes. The baffles include at least one inlet directing a flow of atmosphere to impinge onto the face of the screen panel of each tube and one or more outlets in adjacent spaced relationship to side edges of said panel and/or to the neck of the tube for exit of the flow of atmosphere from the baffles.
Inventors:
Mandon Christopher Cyril
Application Number:
JP53463996A
Publication Date:
September 14, 1999
Filing Date:
May 15, 1996
Export Citation:
Assignee:
Stein Atkinson Stody Limited
International Classes:
C03B23/213; C03B25/06; C03B29/06; H01J9/385; (IPC1-7): H01J9/385; C03B23/213; C03B25/06
Attorney, Agent or Firm:
Yu Saito (1 person outside)