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. 17, 2003
Filed:
May. 26, 2000
Applicant:
Inventor:
Mitsuaki Sakakura, Iruma, JP;
Assignee:
Kabushiki Kaisha Shinkawa, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 1/06 ; B23K 3/700 ; B23K 2/010 ; B32B 3/116 ;
U.S. Cl.
CPC ...
B23K 1/06 ; B23K 3/700 ; B23K 2/010 ; B32B 3/116 ;
Abstract
An ultrasonic transducer used in a bonding apparatus, comprising a first hollow section, which communicates with a rear end opening formed in a base end of a horn body of the transducer, and an inner unit, which is installed inside the first hollow section. The inner unit comprises a vibrator assembly and a pressing block, and the pressing block pushes and fastens in place the vibrator assembly in the first hollow section. A through-hole is formed in the central portion of the inner unit, and a second hollow section and third hollow section are further formed in the horn body. Signal wires are connected to the vibrator assembly through the rear end opening.