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. 11, 1995
Filed:
Nov. 20, 1992
Applicant:
Inventor:
Terry B Smith, Midland, MI (US);
Assignee:
Dowbrands L.P., Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
4253871 ; 264500 ; 264285 ; 264310 ; 264339 ; 425402 ; 4254031 ;
Abstract
An apparatus for forming a rolled tab on a roll of plastic film including a trunion roller-type conveyor apparatus and a traction device having a tractional surface wherein a roll of plastic film contacts the traction device such that the leading edge of the roll of plastic film is grabbed and rolled back to form a rolled tab for the roll of film when a roll of plastic film comes in rotational contact with the traction device.