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. 05, 2001
Filed:
Feb. 05, 1999
Takehito Yoshino, Nara, JP;
Kimitoshi Fukae, Nara, JP;
Yuji Inoue, Nara, JP;
Shigenori Itoyama, Nara, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention relates to a vacuum lamination apparatus suitable for vacuum-laminating a stacked body. The vacuum lamination apparatus includes a mounting table including a metal plate having a front surface on which the stacked body is to be positioned. The apparatus also includes a vacuuming pipe comprising a looped hollow pipe having an inside circumference and a plurality of vents spacedly perforated at the inside circumference thereof. The vacuuming pipe is arranged in and fixed to the front surface of the metal plate. The front surface of the metal plate has a front surface with a center line average height of 0.2 to 1.5 &mgr;m. The vacuuming pipe is fixed to the front surface of the metal plate by intermittently welded portions provided at a contact region between the front surface of the metal plate and the vacuuming pipe. A sealant is disposed to the entire contact region, whereby the vacuuming pipe and the metal plate are integrated.