INSPECTION APPARATUS FOR HEAT-INSULATING PAPER CUP

Title:

INSPECTION APPARATUS FOR HEAT-INSULATING PAPER CUP

Document Type and Number:

Japanese Patent JP2002071324

Kind Code:

A

Abstract:

To provide an inspection apparatus by which the protrusion of an exterior package sleeve in a heat-insulating paper cup is inspected and which can obtain high reliability regarding judgment.

The inspection apparatus for the heat-insulating paper cup is provided with a transmission-type photoelectric sensor, which senses the variable of transmitted light in the bottom-part end of the heat-insulating paper cup which is turned and which outputs a variable signal, and a judgment means which judges the presence of the protrusion, on the basis of the variable signal.

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Inventors:

SATO HIROSHI
HASHIMOTO KOICHI
KINOSHITA AKIZO

Application Number:

JP2000254753A

Publication Date:

March 08, 2002

Filing Date:

August 25, 2000

Export Citation:

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Assignee:

DAINIPPON PRINTING CO LTD

International Classes:

G01B11/24; (IPC1-7): G01B11/24

Attorney, Agent or Firm:

Satoshi Kanayama

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