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:
Jun. 06, 2006
Filed:
Feb. 24, 2003
Yuuji Tobisaka, Annaka, JP;
Tadakatsu Shimada, Annaka, JP;
Hiroshi Machida, Annaka, JP;
Masataka Watanabe, Annaka, JP;
Hiroshi Tsumura, Annaka, JP;
Hideo Hirasawa, Annaka, JP;
Yuuji Tobisaka, Annaka, JP;
Tadakatsu Shimada, Annaka, JP;
Hiroshi Machida, Annaka, JP;
Masataka Watanabe, Annaka, JP;
Hiroshi Tsumura, Annaka, JP;
Hideo Hirasawa, Annaka, JP;
Other;
Abstract
An apparatus for manufacturing a glass base material, which is a base material of an optical fiber, comprising: a base rod, around and along which said glass base material is formed; a burner that hydrolyzes and accumulates a gas material, which is a base material of said glass base material, around and along said base rod; a first burner-moving-unit that moves said burner in a direction parallel with a longitudinal direction of said base rod; and a second burner-moving-unit that moves said first burner-moving-unit in a same moving direction of said first burner-moving-unit.