DE69203812T2 - Überwachungssystem für lichtbogenschutzfenster. - Google Patents

Überwachungssystem für lichtbogenschutzfenster.

Info

Publication number
DE69203812T2
DE69203812T2 DE69203812T DE69203812T DE69203812T2 DE 69203812 T2 DE69203812 T2 DE 69203812T2 DE 69203812 T DE69203812 T DE 69203812T DE 69203812 T DE69203812 T DE 69203812T DE 69203812 T2 DE69203812 T2 DE 69203812T2
Authority
DE
Germany
Prior art keywords
monitoring system
arc protection
protection windows
windows
arc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69203812T
Other languages
English (en)
Other versions
DE69203812D1 (de
Inventor
Nobutoshi Torii
Ryo Nihei
Hiroshi Wakio
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fanuc Corp
Original Assignee
Fanuc Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fanuc Corp filed Critical Fanuc Corp
Publication of DE69203812D1 publication Critical patent/DE69203812D1/de
Application granted granted Critical
Publication of DE69203812T2 publication Critical patent/DE69203812T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J1/18—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors using comparison with a reference electric value
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
    • G01N2021/155—Monitoring cleanness of window, lens, or other parts
    • G01N2021/157—Monitoring by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G01N21/5907—Densitometers
    • G01N2021/5957—Densitometers using an image detector type detector, e.g. CCD
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/127—Calibration; base line adjustment; drift compensation
    • G01N2201/12746—Calibration values determination
    • G01N2201/12753—Calibration values determination and storage
DE69203812T 1991-04-02 1992-04-02 Überwachungssystem für lichtbogenschutzfenster. Expired - Fee Related DE69203812T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3098088A JPH04307339A (ja) 1991-04-02 1991-04-02 アークセンサ保護窓の交換時期判別方法。
PCT/JP1992/000409 WO1992017754A1 (en) 1991-04-02 1992-04-02 System for monitoring arc sensor protecting window

Publications (2)

Publication Number Publication Date
DE69203812D1 DE69203812D1 (de) 1995-09-07
DE69203812T2 true DE69203812T2 (de) 1996-06-05

Family

ID=14210592

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69203812T Expired - Fee Related DE69203812T2 (de) 1991-04-02 1992-04-02 Überwachungssystem für lichtbogenschutzfenster.

Country Status (6)

Country Link
US (1) US5337148A (de)
EP (1) EP0532768B1 (de)
JP (1) JPH04307339A (de)
KR (1) KR950009925B1 (de)
DE (1) DE69203812T2 (de)
WO (1) WO1992017754A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5250678A (en) 1991-05-13 1993-10-05 Merck & Co., Inc. O-aryl, O-alkyl, O-alkenyl and O-alkynylmacrolides having immunosuppressive activity
JPH07116849A (ja) * 1993-10-26 1995-05-09 Fanuc Ltd 光軸調整手段を有した溶接センサ
JPH07266283A (ja) * 1994-03-29 1995-10-17 Fanuc Ltd 産業用ロボットのセンサ用窓装置
DE19855478B4 (de) * 1998-12-01 2006-01-12 Steinbichler Optotechnik Gmbh Verfahren und Vorrichtung zur optischen Erfassung einer Kontrastlinie
GB2426578A (en) 2005-05-27 2006-11-29 Thorn Security A flame detector having a pulsing optical test source that simulates the frequency of a flame
GB2426577A (en) 2005-05-27 2006-11-29 Thorn Security An optical detector with a reflector outside of its housing, and a plurality of sensors inside of its housing
JP5744933B2 (ja) * 2013-02-07 2015-07-08 株式会社神戸製鋼所 溶接センサ
CN104748842A (zh) * 2015-03-30 2015-07-01 南京南瑞继保电气有限公司 一种弧光传感器的在线检测方法和系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5359451A (en) * 1976-11-10 1978-05-29 Nippon Steel Corp Abnormality diagnosis method of reflected light type measuring apparatus
US4576482A (en) * 1979-09-07 1986-03-18 Diffracto Ltd. Electro-optical inspection
US4486098A (en) * 1982-02-23 1984-12-04 Hauni-Werke Korber & Co. Kg Method and apparatus for testing the ends of cigarettes or the like
JPS5930757A (ja) * 1982-08-13 1984-02-18 株式会社北辰 吹付骨材及び壁紙
JPS5930757U (ja) * 1982-08-23 1984-02-25 トヨタ自動車株式会社 洗浄機構付自動照明装置
JPS59122979A (ja) * 1982-12-28 1984-07-16 Matsushita Electric Works Ltd 光電スイツチ
JPS62190368A (ja) * 1986-02-14 1987-08-20 三菱電機株式会社 冷凍冷蔵庫
JPS62190368U (de) * 1986-05-23 1987-12-03
JPS63184045A (ja) * 1987-01-26 1988-07-29 Nec Corp 欠陥検出センサ
US4826316A (en) * 1987-05-29 1989-05-02 Detector Electronics Corporation Radiation detection apparatus
JPH02182376A (ja) * 1989-01-10 1990-07-17 Fanuc Ltd アークセンサーの対物透光窓保護構造
JPH0342140A (ja) * 1989-07-06 1991-02-22 Mitsubishi Motors Corp シェルモールド中子造型法

Also Published As

Publication number Publication date
WO1992017754A1 (en) 1992-10-15
JPH04307339A (ja) 1992-10-29
EP0532768B1 (de) 1995-08-02
EP0532768A1 (de) 1993-03-24
DE69203812D1 (de) 1995-09-07
KR930700826A (ko) 1993-03-16
US5337148A (en) 1994-08-09
KR950009925B1 (ko) 1995-09-01
EP0532768A4 (en) 1993-08-04

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee