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:
Mar. 09, 1999
Filed:
Mar. 05, 1997
Applicant:
Inventors:
Yasuto Yoshii, Settsu, JP;
Ikuhiro Okuno, Kyoto, JP;
Shozo Miyamoto, Omihachiman, JP;
Masayuki Tanaka, Takatsuki, JP;
Masahiro Yoshimoto, Takatsuki, JP;
Masao Kubo, Takatsuki, JP;
Tooru Watanabe, Nishinomiya, JP;
Tsuyosi Yokogawa, Ako, JP;
Assignee:
Matsushita Electronics Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
445-9 ;
Abstract
By applying radiation beam energy to a contact portion between an end portion 7 of a glass tube 1 and a zinc-mercury alloy drop 6 and the vicinity thereof by means of an optical fiber 5, the alloy drop 6 is directly heated so as to be caused to partly melt at a bottom portion thereof and fixed firmly to an inner wall surface of the end portion 7 of the glass tube without causing variations.