ATE116446T1 - Arbeitsplatzmonitor. - Google Patents

Arbeitsplatzmonitor.

Info

Publication number
ATE116446T1
ATE116446T1 AT90307342T AT90307342T ATE116446T1 AT E116446 T1 ATE116446 T1 AT E116446T1 AT 90307342 T AT90307342 T AT 90307342T AT 90307342 T AT90307342 T AT 90307342T AT E116446 T1 ATE116446 T1 AT E116446T1
Authority
AT
Austria
Prior art keywords
strap
resistance
monitor
ground path
mat
Prior art date
Application number
AT90307342T
Other languages
English (en)
Inventor
Robert W C O Minnesota Wilson
Road Po Box Hudson
Original Assignee
Minnesota Mining & Mfg
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 Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Application granted granted Critical
Publication of ATE116446T1 publication Critical patent/ATE116446T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Elimination Of Static Electricity (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Glass Compositions (AREA)
  • Sink And Installation For Waste Water (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Warehouses Or Storage Devices (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Emergency Alarm Devices (AREA)
AT90307342T 1989-07-06 1990-07-05 Arbeitsplatzmonitor. ATE116446T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/376,113 US5057965A (en) 1989-07-06 1989-07-06 Work station monitor

Publications (1)

Publication Number Publication Date
ATE116446T1 true ATE116446T1 (de) 1995-01-15

Family

ID=23483763

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90307342T ATE116446T1 (de) 1989-07-06 1990-07-05 Arbeitsplatzmonitor.

Country Status (8)

Country Link
US (1) US5057965A (de)
EP (1) EP0407186B1 (de)
JP (1) JPH0368875A (de)
AT (1) ATE116446T1 (de)
CA (1) CA2017630C (de)
DE (1) DE69015474T2 (de)
HK (1) HK190696A (de)
MY (1) MY105951A (de)

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US6940783B2 (en) * 2002-06-14 2005-09-06 Speed Stacks, Inc. Mat for timing competitions
US5359319A (en) * 1990-08-13 1994-10-25 Minnesota Mining And Manufacturing Company Electrostatic discharge detector and display
CA2076488A1 (en) * 1991-09-27 1993-03-28 James A. Quinn Continuous monitoring electrostatic discharge system
US5369416A (en) * 1992-06-17 1994-11-29 Indikon Company, Inc. Multi-color bargraph
EP0580913A1 (de) * 1992-07-30 1994-02-02 International Business Machines Corporation System zur Fehleranzeige eines persönlichen elektrostatischen Entladungsschutzgerätes
US5408186A (en) * 1993-10-05 1995-04-18 Bakhoum; Ezzat G. Single-conductor wrist strap monitoring
US6256847B1 (en) 1996-06-28 2001-07-10 3M Innovative Properties Company Strap fastener
US5666106A (en) * 1996-09-04 1997-09-09 Micron Electronics, Inc. Accessway with grounding sensor
US5952931A (en) * 1997-01-07 1999-09-14 Seagate Technology, Inc. Checker box of wrist-strap monitoring
US6052053A (en) * 1997-10-22 2000-04-18 Semtronics Corporation Continuous monitoring system
WO1999029143A1 (en) * 1997-12-04 1999-06-10 Northrop Grumman Corporation Control of static electricity in micro-electronic fabrication
US6150945A (en) * 1999-03-25 2000-11-21 3M Innovative Properties Company Static charge warning device
GB2369447B (en) * 2000-07-29 2004-06-23 Newson Gale Ltd Electrical resistance monitoring device
US6987659B1 (en) * 2001-08-22 2006-01-17 Epstein Barry M Plug and circuitry for grounding an element
US7042806B2 (en) * 2002-06-14 2006-05-09 Speedstacks, Inc. Mat for timing competitions
US20040029089A1 (en) * 2002-08-09 2004-02-12 Speed Stacks, Inc. Weighted cups
US6930612B1 (en) * 2002-10-04 2005-08-16 Credence Technologies, Inc. Device and method of monitoring grounding of personnel and equipment in ESD-sensitive areas
JP3669990B2 (ja) * 2003-02-12 2005-07-13 ファナック株式会社 インバータ装置の接地方法及びインバータ装置
US7539002B1 (en) * 2003-04-03 2009-05-26 3M Innovative Properties Company Self-disengaging wearable grounding device
US20050146833A1 (en) * 2004-01-05 2005-07-07 Brent Beamer Methods and apparatus for a disposable grounding device
US7118380B1 (en) * 2004-04-13 2006-10-10 Credence Technologies, Inc. Connector arrangement in wrist strap monitors
US20060137369A1 (en) * 2004-12-27 2006-06-29 Carrier Corporation Single sensor three-step refrigerant charge indicator
US7610765B2 (en) 2004-12-27 2009-11-03 Carrier Corporation Refrigerant charge status indication method and device
US7552596B2 (en) * 2004-12-27 2009-06-30 Carrier Corporation Dual thermochromic liquid crystal temperature sensing for refrigerant charge indication
US7740789B2 (en) * 2005-11-08 2010-06-22 Speed Stacks, Inc. Method for eliminating detrimental effects of flash on cups used for sport stacking
US7464833B2 (en) * 2006-09-29 2008-12-16 Speedstacks, Inc. Holding device for sport stacking cups
US9568226B2 (en) * 2006-12-20 2017-02-14 Carrier Corporation Refrigerant charge indication
US8290722B2 (en) * 2006-12-20 2012-10-16 Carrier Corporation Method for determining refrigerant charge
GB2449285B (en) 2007-05-17 2010-08-11 Newson Gale Ltd Improvements relating to the testing of an earth connection
US7817057B2 (en) * 2007-11-30 2010-10-19 Hitachi Global Storage Technologies Netherlands B.V. Wrist strap monitor remote alarm panel display
US8138937B2 (en) * 2007-12-26 2012-03-20 Hsin-Ming Yang Grounding monitoring device and system for work
US20090167546A1 (en) * 2007-12-26 2009-07-02 Hsin-Ming Yang Grounding Monitoring Device For Work Station Operator
US20100051502A1 (en) * 2008-09-04 2010-03-04 3M Innovative Properties Company Carrier having integral detection and measurement of environmental parameters
JP5587055B2 (ja) 2010-06-24 2014-09-10 キヤノン株式会社 画像処理装置および画像処理方法
US9759465B2 (en) 2011-12-27 2017-09-12 Carrier Corporation Air conditioner self-charging and charge monitoring system
US8963552B2 (en) 2012-04-26 2015-02-24 3M Innovative Properties Company Electrostatic discharge event detector
CN103884951B (zh) * 2012-12-21 2016-08-10 纬创资通股份有限公司 静电防护装置监控电路及静电防护装置监控系统
JP2015049090A (ja) * 2013-08-30 2015-03-16 Ｎｅｃフィールディング株式会社 静電気対策ツールの接地状態確認装置および確認方法
WO2015077178A1 (en) * 2013-11-21 2015-05-28 3M Innovative Properties Company A grounding monitoring device
KR101947928B1 (ko) * 2014-09-24 2019-02-13 도시바 미쓰비시덴키 산교시스템 가부시키가이샤 전기 제품의 조립 공정의 관리 방법
TWI576594B (zh) * 2015-04-27 2017-04-01 台達電子工業股份有限公司 接地阻抗偵測裝置
US10416215B2 (en) 2015-11-25 2019-09-17 ExtraTech Systems, LLC ESD tester
DE102016207861A1 (de) * 2016-05-06 2017-11-09 Maja-Maschinenfabrik Hermann Schill Gmbh & Co. Kg Vorrichtung und Verfahren zur sicherheitstechnischen Steuerung einer Maschine
CN107525979A (zh) * 2016-06-21 2017-12-29 纬创资通（中山）有限公司 检测装置
CN109813979B (zh) * 2018-12-28 2022-09-20 威海天力电源科技有限公司 Esd智能点检系统及其应用
WO2020178748A1 (en) * 2019-03-05 2020-09-10 Grasselli S.P.A. Improved garment
FR3102893B1 (fr) * 2019-10-31 2021-11-12 Lacroix Electronics Système de protection contre des décharges électrostatiques
US10729967B1 (en) 2019-11-13 2020-08-04 Speed Stacks, Inc. Timing apparatus for timing competitions
USD934702S1 (en) 2019-11-13 2021-11-02 Speed Stacks, Inc. Timer
JP6792730B1 (ja) * 2020-02-28 2020-11-25 茂夫 岩佐 静電気放電を防止した区域で用いられる機器
US12385965B2 (en) * 2023-11-16 2025-08-12 Desco Industries, Inc. Continuous monitor device having an enhanced visual alarm

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Publication number Priority date Publication date Assignee Title
US3676770A (en) * 1970-05-15 1972-07-11 Anderson Power Products Pulse sampling battery fuel gauging and resistance metering method and means
US4398277A (en) * 1981-07-27 1983-08-09 Minnesota Mining And Manufacturing Company Conductive elastomeric fabric and body strap
US4558309A (en) * 1983-06-27 1985-12-10 The Simco Company, Inc. Ground tether continuity monitor
US4649374A (en) * 1984-01-06 1987-03-10 Spectrascan, Inc. Electrostatic system monitor and method therefor
US4639825A (en) * 1984-09-25 1987-01-27 Semtronics Corporation Stretchable grounding strap having redundant conductive sections
US4745519A (en) * 1984-09-25 1988-05-17 Semtronics Corporation Grounding strap which can be monitored
US4580188A (en) * 1984-09-28 1986-04-01 At&T Technologies, Inc. Methods of and apparatus for protecting circuit elements from electrostatic discharges
US4638244A (en) * 1984-10-22 1987-01-20 General Electric Company Ground connection monitor
US4605984A (en) * 1985-08-05 1986-08-12 Beckman Industrial Corporation Static control strap
US4638399A (en) * 1985-10-04 1987-01-20 Plug-In Storage Systems, Inc. Wrist strap ground monitor
US4710751A (en) * 1986-04-24 1987-12-01 Environmental Protection Systems Ground fault monitor circuit
US4785294A (en) * 1986-06-24 1988-11-15 Zero Corporation Static monitoring system
US4800374A (en) * 1986-10-31 1989-01-24 Cray Research, Inc. Personnel antistatic test device
US4720764A (en) * 1987-03-02 1988-01-19 Alden Research Foundation Operator static grounding cord

Also Published As

Publication number Publication date
CA2017630A1 (en) 1991-01-06
US5057965A (en) 1991-10-15
EP0407186B1 (de) 1994-12-28
JPH0368875A (ja) 1991-03-25
EP0407186A3 (en) 1992-01-29
EP0407186A2 (de) 1991-01-09
MY105951A (en) 1995-02-28
DE69015474T2 (de) 1995-06-29
DE69015474D1 (de) 1995-02-09
HK190696A (en) 1996-10-25
CA2017630C (en) 1999-07-27

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee