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1. (WO2018102501) ALIGNMENT OF FILM IN A CONVERSION STATION

Pub. No.:    WO/2018/102501    International Application No.:    PCT/US2017/063858
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Fri Dec 01 00:59:59 CET 2017
IPC: B26D 5/00
B26F 1/40
B23K 26/00
Applicants: 3M INNOVATIVE PROPERTIES COMPANY
Inventors: FLOEDER, Steven, P.
BRINDLE, Steven, R.
ROWEKAMP, Nathaniel, S.
SCHULTZ, Thomas, H.
Title: ALIGNMENT OF FILM IN A CONVERSION STATION
Abstract:
A conversion station (300) comprising a mechanism (240) operable to support at least some portion of a web (250), a conversion device located above the mechanism (240), the conversion device operable to traverse a conversion zone (244) located below the conversion device to bring a cutting member into contact with the web (250) to convert the web (250) into one or more individual products (201A, 202A; 201B, 202B; 201C, 202C), an image capturing device (260) located above the mechanism (240) and adjacent to the conversion device but outside the conversion zone (244), the image capturing device (260) positioned at a non-perpendicular imaging angle (271) relative to a surface plane (270) of the web (250), the image capturing device (260) operable to capture image information (261, 263) by imaging the one or more features located on the web (250) while the features are positioned within the conversion zone (244), and a control system operable to align the web (250) within the conversion zone (244) based on the image information (261, 263).