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, 1979
Filed:
Jul. 10, 1978
Garland E Raley, Terre Haute, IN (US);
Ethyl Corporation, Richmond, VA (US);
Abstract
A rotatable perforated molding element for embossing and/or perforating thermoplastic sheet or film, the molding element including a series of perforated strips having two parallel sides and two parallel ends, the strips being wrapped about a supporting drum in a manner such that the ends of the molding strips lie in a plane generally perpendicular to the axis of rotation of the molding element and the sides of the adjacent strips contact each other, and a method for connecting the rotatable perforated molding element to a supporting drum including wrapping a series of perforated strips having two parallel sides and two parallel ends about the supporting drum in a manner such that the ends of the molding element lie in a plane generally perpendicular to the axis of rotation of the molding element and the sides of the adjacent strips contact each other, and securing the ends of the strips to the drum.