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:
Aug. 12, 2003
Filed:
Jan. 23, 2002
Applicant:
Inventors:
Assignee:
Zuiko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G 4/724 ;
U.S. Cl.
CPC ...
B65G 4/724 ;
Abstract
With an article transfer apparatus of the present invention, when a negative pressure is applied on an air outlet in a non-attracting state, the amount of air that is sucked through suction holes in a front attracting section is greater than the amount of air that is sucked through suction holes in a rear attracting section Therefore, the suction amount through the front attracting section is increased while reducing the suction loss of the attracting pad thereby improving the reliability of the attraction operation.