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:
Jan. 27, 1998
Filed:
Nov. 21, 1995
Applicant:
Inventors:
David Richard Elvidge, North Vancouver, CA;
Ronald Ewald Greb, Burnaby, CA;
Malcolm Kenneth Smith, North Vancouver, CA;
Assignee:
MacMillan Bloedel Limited, Vancouver, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
25055943 ; 250239 ; 2503418 ; 356429 ; 118663 ; 118665 ; 118679 ; 118712 ;
Abstract
A system for detecting web flutter of a web leaving a nip utilizes a proximity of sensor preferably a plurality of proximity sensors arranged transversely of the web to locally measure the distance between the web and the sensors at a distance no greater close to the nip so that the proximity sensor determines roll the web is following leaving the nip in each area sensed by each detector so that this information may be used to monitor or control the coating system.