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Title:
フィルムエッジ厚み測定装置及びフィルムエッジ厚み測定方法
Document Type and Number:
Japanese Patent JP4089057
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To reduce the cost and to install an off-line type measuring instrument even if it can not be installed on one side. SOLUTION: This instrument measures the thickness of the edge of a traveling film 10 and/or the thickness nearby the edge in a process wherein the film 10 is continuously manufactured. An infrared sensor 35 which measures the thickness and edge detection sensors 32 and 33 which detect the position of the edge of the film 10 are mounted on one measuring instrument 31. The measuring instrument 31 is able to move to the overall width of the film (arrow A) and measures the left end and right end of the film 10 in its traveling direction.

Inventors:
Masatoshi Ito
Okutani Masatoshi
Application Number:
JP34908198A
Publication Date:
May 21, 2008
Filing Date:
December 08, 1998
Export Citation:
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Assignee:
TOYO BOSEKI KABUSHIKI KAISHA
International Classes:
G01B11/06; B29C48/305; B29C55/02; B29D7/01; C08J5/18; G01B21/20; B29L7/00
Domestic Patent References:
JP50067669A
JP2010211A
JP3162605A
JP4240505A
JP9164582A
JP50067670A
JP52071573A
JP59034106A
JP59180316A
JP59185630A
JP60129602A
JP60067809A
JP62137508A
JP63315221A
JP1291107A
JP3070922U
JP3160313A
JP4136508U
JP4223206A
JP5045148A
JP5229724A
JP6160027A
JP8068609A
JP8294964A
JP10007821A
JP10044231A
Attorney, Agent or Firm:
Ueki Kuichi
Etsushi Kotani