INTRA-SPACE MONITORING DEVICE - SUMITOMO OSAKA CEMENT CO LTD

Title:

INTRA-SPACE MONITORING DEVICE

Document Type and Number:

Japanese Patent JP2004097302

Kind Code:

A

Abstract:

To provide an intra-space monitoring device which not only correctly deciding the dangerous state of an object but also is simple.

This intra-space monitoring device 1 is provided with a three-dimensional sensor 10 for acquiring three-dimensional information inside an object area 3, a height change detection means 22 for detecting the change of a height inside the object area 3 on the basis of the acquired three-dimensional information, a position detection means 23 for detecting the position of the object 2 on the basis of the detected change of the height, a movement detection means 24 for detecting the movement of the object 2 on the basis of the detected change of the height, and a danger deciding means 25 for deciding whether or not the object 2 is in the dangerous state on the basis of the detected position and movement of the object 2. The danger deciding means 25 decides whether or not it is in the dangerous state on the basis of a determination reference set for each position inside the object area 3.

Inventors:

MIMURA KAZUHIRO
TAKEMURA YASUHIRO
KATO KEI
TAKEI TOSHIJI
NISHIURA TOMOFUMI
NAKAJIMA MASATO

Application Number:

JP2002260476A

Publication Date:

April 02, 2004

Filing Date:

September 05, 2002

Export Citation:

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Assignee:

SUMITOMO OSAKA CEMENT CO LTD
KEIO GIJUKU

International Classes:

G03B15/00; A61B5/00; A61B5/11; G08B21/04; (IPC1-7): A61B5/11; A61B5/00; G03B15/00; G08B21/04

Domestic Patent References:

JPH04261290A	1992-09-17
JP2002175582A	2002-06-21
JP2001283225A	2001-10-12
JP2001101547A	2001-04-13

Attorney, Agent or Firm:

Sadaji Miyakawa
Hirofumi Higashino
Kazuo Takahashi

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