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:
Dec. 19, 1995
Filed:
Jun. 10, 1994
Applicant:
Inventors:
Kiyokazu Kojima, Kanagawa, JP;
Hisao Iida, Kanagawa, JP;
Hidekazu Yanagisawa, Kanagawa, JP;
Wataru Wada, Kanagawa, JP;
Assignee:
Tanaka Kikinzoku Kogyo K.K., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
228131 ; 228156 ; 228186 ; 228221 ;
Abstract
Disclosed is a process of preparing a composite wire which comprises sealing one end of a pipe to be employed as a jacket, inserting a bar to be employed as a core into the pipe and conducting a hot processing of the pipe while vacuum-sucking the pipe from the other end thereof. In accordance with the present invention, the strength of the resulting composite wire is sufficient, and the number of operations can be reduced, that is, the wire can be prepared under the excellent workability and productivity.