GB1511753A - Safety circuit - Google Patents

Safety circuit

Info

Publication number
GB1511753A
GB1511753A GB20688/76A GB2068876A GB1511753A GB 1511753 A GB1511753 A GB 1511753A GB 20688/76 A GB20688/76 A GB 20688/76A GB 2068876 A GB2068876 A GB 2068876A GB 1511753 A GB1511753 A GB 1511753A
Authority
GB
United Kingdom
Prior art keywords
gate
line
circuitry
binary
output
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
Application number
GB20688/76A
Other languages
English (en)
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.)
Inventio AG
Original Assignee
Inventio AG
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 Inventio AG filed Critical Inventio AG
Publication of GB1511753A publication Critical patent/GB1511753A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0006—Monitoring devices or performance analysers

Landscapes

  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Elevator Control (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Elevator Door Apparatuses (AREA)
GB20688/76A 1975-05-21 1976-05-19 Safety circuit Expired GB1511753A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH653175A CH594322A5 (cg-RX-API-DMAC10.html) 1975-05-21 1975-05-21

Publications (1)

Publication Number Publication Date
GB1511753A true GB1511753A (en) 1978-05-24

Family

ID=4311064

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20688/76A Expired GB1511753A (en) 1975-05-21 1976-05-19 Safety circuit

Country Status (18)

Country Link
US (1) US4088900A (cg-RX-API-DMAC10.html)
JP (1) JPS51143240A (cg-RX-API-DMAC10.html)
BE (1) BE841981A (cg-RX-API-DMAC10.html)
BR (1) BR7603216A (cg-RX-API-DMAC10.html)
CH (1) CH594322A5 (cg-RX-API-DMAC10.html)
DE (1) DE2621397C2 (cg-RX-API-DMAC10.html)
EG (1) EG12851A (cg-RX-API-DMAC10.html)
ES (1) ES448143A1 (cg-RX-API-DMAC10.html)
FI (1) FI60848C (cg-RX-API-DMAC10.html)
FR (1) FR2311743A1 (cg-RX-API-DMAC10.html)
GB (1) GB1511753A (cg-RX-API-DMAC10.html)
HK (1) HK73278A (cg-RX-API-DMAC10.html)
HU (1) HU175100B (cg-RX-API-DMAC10.html)
IT (1) IT1060648B (cg-RX-API-DMAC10.html)
NL (1) NL184609C (cg-RX-API-DMAC10.html)
NO (1) NO140920C (cg-RX-API-DMAC10.html)
SE (1) SE423988B (cg-RX-API-DMAC10.html)
SU (1) SU736869A3 (cg-RX-API-DMAC10.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714903C2 (de) * 1977-04-02 1986-07-24 Degussa Ag, 6000 Frankfurt Verfahren und Vorrichtung zur kontinuierlichen Verwiegung bzw. kontinuierlichen volumetrischen Dosierung von unverdichtetem, auf pyrogenem Wege hergestelltem Siliciumdioxid
DE2842370A1 (de) * 1978-09-28 1980-04-10 Siemens Ag Schaltungsanordnung zur ueberwachung des arbeitsablaufes einer signale verarbeitenden einheit
ES2077759T3 (es) * 1990-10-31 1995-12-01 Inventio Ag Barrera de luz de horquilla de doble canal con una construccion "failsafe".
DE10341324A1 (de) * 2003-09-08 2006-06-01 Siemens Ag Verfahren zur Erkennung von fehlerhaften antivalenten Taster- oder Schaltersignalen
CN104271484B (zh) 2012-04-20 2017-05-03 通力股份公司 测试设备和安全配置件
DE102021134163A1 (de) 2021-12-21 2023-06-22 Abberior Instruments Gmbh Sensorschaltung für eine eine sicherheitsfunktion ausführende vorrichtung, vorrichtung und verfahren zum verarbeiten von messwerten von sensoren

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1055782B (de) * 1956-03-08 1959-04-23 Stahl R Fa Sicherheitseinrichtung fuer elektrisch betriebene Aufzuege
DE1537379C3 (de) * 1967-09-22 1980-07-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Sicherheitsschaltung zum Durchführen logischer Verknüpfungen für binäre Schaltvariable und deren antivalente Schaltvariable
DE2247276C3 (de) * 1972-09-27 1981-06-11 Siemens AG, 1000 Berlin und 8000 München Antivalenzkontrolleinrichtung für ein zweikanaliges Schaltwerk
US3961688A (en) * 1974-04-29 1976-06-08 Armor Elevator Company Transportation system with malfunction monitor

Also Published As

Publication number Publication date
BR7603216A (pt) 1977-01-18
NO140920C (no) 1979-12-12
FR2311743A1 (fr) 1976-12-17
NL184609C (nl) 1989-09-18
IT1060648B (it) 1982-08-20
US4088900A (en) 1978-05-09
SU736869A3 (ru) 1980-05-25
JPS6269B2 (cg-RX-API-DMAC10.html) 1987-01-06
ES448143A1 (es) 1977-07-01
EG12851A (en) 1979-12-31
SE7605637L (sv) 1976-11-22
NO140920B (no) 1979-09-03
FI761393A7 (cg-RX-API-DMAC10.html) 1976-11-22
FI60848C (fi) 1982-04-13
DE2621397C2 (de) 1984-05-03
JPS51143240A (en) 1976-12-09
NL7605508A (nl) 1976-11-23
SE423988B (sv) 1982-06-21
BE841981A (fr) 1976-11-19
FR2311743B1 (cg-RX-API-DMAC10.html) 1979-09-07
CH594322A5 (cg-RX-API-DMAC10.html) 1978-01-13
FI60848B (fi) 1981-12-31
NL184609B (nl) 1989-04-17
HU175100B (hu) 1980-05-28
HK73278A (en) 1978-12-22
DE2621397A1 (de) 1976-12-02
NO761711L (cg-RX-API-DMAC10.html) 1976-11-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950519