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:
Apr. 14, 1992
Filed:
Oct. 11, 1990
Marcel Yerly, Jouxtens, CH;
Clement Calore, St. -Prex, CH;
Bobst SA, , CH;
Abstract
A platen press designed for cutting, creasing or embossing sheet-like materials includes a lower movable beam carrying the sheet, and an upper beam stationary beam or which a tool is fitted. To avoid bending of the tool which has a shape of a plate in an operating position at least one of a chamber of an inner volume of the upper beam is isolated from the atmosphere and is connected to a vacuum source and has a duct extending from the one chamber to a lower surface of the beam adjacent the back surface of the plate forming the tool so as to apply a suction between the tool and the lower surface to hold the tool against the lower surface.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile