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:
Mar. 27, 1990
Filed:
May. 24, 1988
Applicant:
Inventor:
Eric H Dennis, Tonbridge, GB;
Assignee:
British-American Tobacco Company Limited, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
A24B / ;
U.S. Cl.
CPC ...
131296 ; 1311091 ;
Abstract
Extraction means capable of providing a constant feed rate to the inlet of a tobacco expansion pneumatic transport system is provided at the outlet of a tobacco reservoir zone. The extraction means is preferably in the form of a pinned roller capable of metering tobacco, associated with a pinned tobacco opening roller. The extraction means feeds the extracted tobacco into a transport duct as a stream extending across the full width of the duct at a flow rate which is also uniform across the width of the stream.