GB2229872B - An electrical energy transmission system for intrinsically safe transmission of energy - Google Patents

An electrical energy transmission system for intrinsically safe transmission of energy

Info

Publication number
GB2229872B
GB2229872B GB9004004A GB9004004A GB2229872B GB 2229872 B GB2229872 B GB 2229872B GB 9004004 A GB9004004 A GB 9004004A GB 9004004 A GB9004004 A GB 9004004A GB 2229872 B GB2229872 B GB 2229872B
Authority
GB
United Kingdom
Prior art keywords
energy
transmission
intrinsically safe
transmission system
electrical energy
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
GB9004004A
Other languages
English (en)
Other versions
GB9004004D0 (en
GB2229872A (en
Inventor
Guy Geuns
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.)
Hemscheidt Hermann Maschinenfabrik GmbH and Co
Original Assignee
Hemscheidt Hermann Maschinenfabrik GmbH and Co
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 Hemscheidt Hermann Maschinenfabrik GmbH and Co filed Critical Hemscheidt Hermann Maschinenfabrik GmbH and Co
Publication of GB9004004D0 publication Critical patent/GB9004004D0/en
Publication of GB2229872A publication Critical patent/GB2229872A/en
Application granted granted Critical
Publication of GB2229872B publication Critical patent/GB2229872B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/008—Intrinsically safe circuits
GB9004004A 1989-02-24 1990-02-22 An electrical energy transmission system for intrinsically safe transmission of energy Expired - Fee Related GB2229872B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893905772 DE3905772C2 (de) 1989-02-24 1989-02-24 Elektrisches Energieübertragungssystem für die eigensichere Energieübertragung

Publications (3)

Publication Number Publication Date
GB9004004D0 GB9004004D0 (en) 1990-04-18
GB2229872A GB2229872A (en) 1990-10-03
GB2229872B true GB2229872B (en) 1993-10-06

Family

ID=6374860

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9004004A Expired - Fee Related GB2229872B (en) 1989-02-24 1990-02-22 An electrical energy transmission system for intrinsically safe transmission of energy

Country Status (2)

Country Link
DE (1) DE3905772C2 (enrdf_load_stackoverflow)
GB (1) GB2229872B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6618265B2 (en) * 2001-10-01 2003-09-09 Applied Materials, Inc. Wiring arrangement ensuring all-or-none operation of a series of modular load elements
JP2006101430A (ja) * 2004-09-30 2006-04-13 Yazaki Corp 車両用通信装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1441808A (en) * 1973-07-31 1976-07-07 Coal Industry Patents Ltd Intrinsically safe power supply apparatus
GB1495456A (en) * 1974-03-06 1977-12-21 Ducellier & Cie Low consumption electronic apparatus
US4630162A (en) * 1984-07-31 1986-12-16 Texas Instruments Incorporated ESD input protection circuit
EP0372673A2 (en) * 1988-12-08 1990-06-13 Nortel Networks Corporation Telephone protection circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2202638C2 (de) * 1972-01-20 1975-04-03 Honeywell Gmbh, 6000 Frankfurt An eine Zenerbarrlere angeschlossene, Spannungsreduzierende Schaltungsanordnung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1441808A (en) * 1973-07-31 1976-07-07 Coal Industry Patents Ltd Intrinsically safe power supply apparatus
GB1495456A (en) * 1974-03-06 1977-12-21 Ducellier & Cie Low consumption electronic apparatus
US4630162A (en) * 1984-07-31 1986-12-16 Texas Instruments Incorporated ESD input protection circuit
EP0372673A2 (en) * 1988-12-08 1990-06-13 Nortel Networks Corporation Telephone protection circuit

Also Published As

Publication number Publication date
DE3905772C2 (de) 1996-10-17
GB9004004D0 (en) 1990-04-18
GB2229872A (en) 1990-10-03
DE3905772C1 (enrdf_load_stackoverflow) 1990-09-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940222