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. 13, 2004
Filed:
Apr. 16, 2003
Japan Tobacco Inc., Tokyo, JP;
Abstract
An automatic splicing system is provided that includes a motor ( ) for rotating an active roll (R ) while a web (P ) is drawn from the roll (R ) toward a cigarette rod-manufacturing machine, a motor ( ) for rotating a standby roll (R ) when a residual of the roll (R ) reaches a predetermined amount or less so that a web (P ) is fed from the roll (R ), a splicing section ( ) splicing the webs (P ; P ) and changing over the feeding of web from the roll (R ) to the roll (R ) when feed speeds of the webs match each other, and suction casings ( ) disposed on feed paths of the webs, respectively, the suction casings drawing the webs thereinto temporarily. The rotational speeds of the motors ( and ) are controlled so as to maintain drawn amounts of the webs in the respective suction casings ( ) within a predetermined range.