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:
Jul. 09, 2019
Filed:
May. 14, 2015
Tobacco Research and Development Institute (Proprietary) Limited, Stellenbosch, ZA;
Gerhard Le Roux, Stellenbosch, ZA;
TOBACCO RESEARCH AND DEVELOPMENT INSTITUTE (PROPRIETARY) LIMITED, Stellenbosch, ZA;
Abstract
Apparatus comprising a tipping paper suction drum () adapted to receive a web () of tipping paper which is cut on the tipping paper suction drum to form successive patches () of tipping paper for wrapping smoking articles. The tipping paper suction drum is adapted to rotate at a speed greater than the speed at which the web of tipping paper is fed onto the tipping paper suction drum such that spaces are formed between the cut patches of tipping paper. A peripheral surface () of the tipping paper suction drum has suction holes () arranged to pull the leading portion of the web of tipping paper towards the surface of the tipping paper suction drum in the time between successive cuts.