DE69512943D1 - Schalter mit Fähigkeit zur Bestimmung dessen Lebensende - Google Patents

Schalter mit Fähigkeit zur Bestimmung dessen Lebensende

Info

Publication number
DE69512943D1
DE69512943D1 DE69512943T DE69512943T DE69512943D1 DE 69512943 D1 DE69512943 D1 DE 69512943D1 DE 69512943 T DE69512943 T DE 69512943T DE 69512943 T DE69512943 T DE 69512943T DE 69512943 D1 DE69512943 D1 DE 69512943D1
Authority
DE
Germany
Prior art keywords
ability
life
switch
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
DE69512943T
Other languages
English (en)
Other versions
DE69512943T2 (de
Inventor
Mark L Coleman
Lyle D Johnsen
Thomas A Fletcher
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of DE69512943D1 publication Critical patent/DE69512943D1/de
Publication of DE69512943T2 publication Critical patent/DE69512943T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
DE69512943T 1994-01-11 1995-01-11 Schalter mit Fähigkeit zur Bestimmung dessen Lebensende Expired - Fee Related DE69512943T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/179,857 US5420571A (en) 1994-01-11 1994-01-11 Switch with end of life prediction capability

Publications (2)

Publication Number Publication Date
DE69512943D1 true DE69512943D1 (de) 1999-12-02
DE69512943T2 DE69512943T2 (de) 2000-02-24

Family

ID=22658271

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69512943T Expired - Fee Related DE69512943T2 (de) 1994-01-11 1995-01-11 Schalter mit Fähigkeit zur Bestimmung dessen Lebensende

Country Status (3)

Country Link
US (1) US5420571A (de)
EP (1) EP0662701B1 (de)
DE (1) DE69512943T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996013732A1 (de) * 1994-10-27 1996-05-09 Siemens Aktiengesellschaft Verfahren zum überwachen des abbrandes wenigstens eines kontaktstückes bei einem schaltgerät sowie diesbezüglich ausgebildetes schaltgerät
US5671161A (en) * 1995-12-19 1997-09-23 Honeywell Inc. Switch with diagnostic capability
US5754451A (en) * 1996-02-29 1998-05-19 Raytheon Company Preventative maintenance and diagonstic system
US5941370A (en) * 1996-09-10 1999-08-24 Nichols; Bruce W. Electrical contact wear
US5911081A (en) * 1997-05-05 1999-06-08 Sun Microsystems, Inc. Method and apparatus for selectively inhibiting power shutdowns based upon the number of power shutdowns that an electrical device has been experienced
US7739096B2 (en) * 2000-03-09 2010-06-15 Smartsignal Corporation System for extraction of representative data for training of adaptive process monitoring equipment
WO2001067262A1 (en) * 2000-03-09 2001-09-13 Smartsignal Corporation Generalized lensing angular similarity operator
US6957172B2 (en) 2000-03-09 2005-10-18 Smartsignal Corporation Complex signal decomposition and modeling
US6952662B2 (en) * 2000-03-30 2005-10-04 Smartsignal Corporation Signal differentiation system using improved non-linear operator
AUPR187800A0 (en) 2000-12-04 2001-01-04 Electrical & Instrumentation Services Australia Pty Ltd Circuit monitoring device
US7233886B2 (en) * 2001-01-19 2007-06-19 Smartsignal Corporation Adaptive modeling of changed states in predictive condition monitoring
US7539597B2 (en) 2001-04-10 2009-05-26 Smartsignal Corporation Diagnostic systems and methods for predictive condition monitoring
US20020183971A1 (en) * 2001-04-10 2002-12-05 Wegerich Stephan W. Diagnostic systems and methods for predictive condition monitoring
US6975962B2 (en) * 2001-06-11 2005-12-13 Smartsignal Corporation Residual signal alert generation for condition monitoring using approximated SPRT distribution
US20050144524A1 (en) * 2003-12-04 2005-06-30 International Business Machines Corporation Digital reliability monitor having autonomic repair and notification capability
US7287177B2 (en) * 2003-12-04 2007-10-23 International Business Machines Corporation Digital reliability monitor having autonomic repair and notification capability
CN1716306B (zh) * 2004-07-02 2010-05-05 鸿富锦精密工业（深圳）有限公司 工治具管控系统及方法
US8275577B2 (en) 2006-09-19 2012-09-25 Smartsignal Corporation Kernel-based method for detecting boiler tube leaks
US8311774B2 (en) 2006-12-15 2012-11-13 Smartsignal Corporation Robust distance measures for on-line monitoring
US20080183404A1 (en) * 2007-01-13 2008-07-31 Arsalan Alan Emami Monitoring heater condition to predict or detect failure of a heating element
GB0801704D0 (en) * 2008-01-31 2008-03-05 Eja Ltd Safety switch
EP2169700B1 (de) * 2008-09-26 2011-11-09 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Überwachung eines Schaltvorganges und Relaisbaugruppe
DE202009014066U1 (de) * 2009-10-16 2011-03-03 Liebherr-Werk Ehingen Gmbh Hubendschalter und Hebevorrichtung
DE102010041998A1 (de) * 2010-10-05 2012-04-05 Robert Bosch Gmbh Verfahren zur Vorhersage der Einsatzfähigkeit eines Relais oder eines Schützes
JP4784701B1 (ja) * 2010-12-03 2011-10-05 オムロン株式会社 スイッチ
US9988239B2 (en) 2013-03-22 2018-06-05 Otis Elevator Company Preventative maintenance by detecting number of switching events of components
TWI634447B (zh) 2016-12-30 2018-09-01 財團法人工業技術研究院 加熱元件的狀態診斷與評估方法及其應用
US10727010B1 (en) 2019-01-29 2020-07-28 Arc Suppression Technologies Power contact end-of-life (EoL) predictor apparatus and method
US10770241B2 (en) 2019-01-29 2020-09-08 Arc Suppression Technologies High speed arc suppressor
EP4029043A1 (de) 2019-09-11 2022-07-20 Arc Suppression Technologies Oberflächenplasmatherapie für elektrische kontaktelektroden

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163360A (en) * 1975-04-08 1979-08-07 Kabushiki Kaisha Daini Seikosha Timer device
US4598248A (en) * 1984-04-12 1986-07-01 General Electric Company Test operation of electronic demand register
US4742476A (en) * 1986-01-27 1988-05-03 General Motors Corporation Automatic engine oil change indicator system
US4992777A (en) * 1987-08-10 1991-02-12 Omron Tateisi Electronics Co. Switch device with a trouble detecting and indicating function
DE3802497A1 (de) * 1988-01-28 1989-08-03 Licentia Gmbh Benutzungsfuehrungsanzeige fuer leistungsschalter
JPH01263662A (ja) * 1988-04-15 1989-10-20 Fuji Xerox Co Ltd 記録装置およびその消耗部品
JPH0276427U (de) * 1988-08-11 1990-06-12

Also Published As

Publication number Publication date
DE69512943T2 (de) 2000-02-24
EP0662701A3 (de) 1996-10-30
EP0662701A2 (de) 1995-07-12
EP0662701B1 (de) 1999-10-27
US5420571A (en) 1995-05-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee