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. 03, 1991
Filed:
Jul. 24, 1990
Elio Cavagna, Melegnano, IT;
Elio Cavagna S.r.l., Milan, IT;
Abstract
Limit switch for the positioning of cutting machines in a machine for the cutting of plastic and/or paper materials in strips of predetermined width, this cutting unit being slidable on supporting beams, which device includes a source (31) of a ray of light (50) parallel to the supporting beam (24) of the cutting units (12); a tappet (33) of this ray of light; a rotating L-shaped plate (36) hinged in (40) to one side of the base of each cutting unit (12) and maintained in parallel position to said ray of light (50) by a spring (42); an actuating plate (38) fixed in adjustable position to the other side of each cutting unit, in opposite position and aligned with said rotating L-shaped plate (36); and an electronic station driven by the interception of said ray of light (50).