Title:
ガラス管のテーパ化の制御方法および装置
Document Type and Number:
Japanese Patent JP7073371
Kind Code:
B2
Abstract:
A glass tube manufacturing apparatus for manufacturing glass tubing includes a glass delivery tank with molten glass. The glass delivery tank has a bottom opening. A bell has an upper portion with an outer diameter located at the bottom opening. A heating apparatus is at least partially disposed around the bell. The heating apparatus includes a heated portion and a muffle portion located below the heated portion. A lower extended muffle structure extends downwardly from the muffle portion. The lower extended muffle structure extending about the glass tubing on all sides to manage convective airflow therethrough.
Inventors:
Barkey, Adam Charles
Geezers, elliott
Houtov, Daniel Woren
McEl Henny, Douglas Edward
Mon, The Endon
Panides, Elias
Pong, Gaojo
Rose, Randy Lee
Yurkovsky, Yuri
Chou Fung
Geezers, elliott
Houtov, Daniel Woren
McEl Henny, Douglas Edward
Mon, The Endon
Panides, Elias
Pong, Gaojo
Rose, Randy Lee
Yurkovsky, Yuri
Chou Fung
Application Number:
JP2019529177A
Publication Date:
May 23, 2022
Filing Date:
November 30, 2017
Export Citation:
Assignee:
Corning Incorporated
International Classes:
C03B7/22; C03B17/04
Domestic Patent References:
| JP2005298326A | ||||
| JP2002321934A |
Attorney, Agent or Firm:
Yanagida Seishi
Hiroyuki Sakano
Hideaki Takahashi
Hiroyuki Sakano
Hideaki Takahashi
Previous Patent: Motorized heat pump for low temperature use and cooling fluids
Next Patent: Fibers that are difficult to tear
Next Patent: Fibers that are difficult to tear