GB2027301B - Detecting interruption of signals - Google Patents

Detecting interruption of signals

Info

Publication number
GB2027301B
GB2027301B GB7827197A GB7827197A GB2027301B GB 2027301 B GB2027301 B GB 2027301B GB 7827197 A GB7827197 A GB 7827197A GB 7827197 A GB7827197 A GB 7827197A GB 2027301 B GB2027301 B GB 2027301B
Authority
GB
United Kingdom
Prior art keywords
signals
detecting interruption
interruption
detecting
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
GB7827197A
Other versions
GB2027301A (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.)
Siemens Mobility Ltd
Original Assignee
Westinghouse Brake and Signal Co Ltd
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 Westinghouse Brake and Signal Co Ltd filed Critical Westinghouse Brake and Signal Co Ltd
Priority to GB7827197A priority Critical patent/GB2027301B/en
Priority to ZA792478A priority patent/ZA792478B/en
Publication of GB2027301A publication Critical patent/GB2027301A/en
Application granted granted Critical
Publication of GB2027301B publication Critical patent/GB2027301B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
    • 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
    • B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
    • B66B5/125—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack electrical

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB7827197A 1978-06-17 1978-06-17 Detecting interruption of signals Expired GB2027301B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB7827197A GB2027301B (en) 1978-06-17 1978-06-17 Detecting interruption of signals
ZA792478A ZA792478B (en) 1978-06-17 1979-05-22 Logic circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7827197A GB2027301B (en) 1978-06-17 1978-06-17 Detecting interruption of signals

Publications (2)

Publication Number Publication Date
GB2027301A GB2027301A (en) 1980-02-13
GB2027301B true GB2027301B (en) 1982-07-14

Family

ID=10498015

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7827197A Expired GB2027301B (en) 1978-06-17 1978-06-17 Detecting interruption of signals

Country Status (2)

Country Link
GB (1) GB2027301B (en)
ZA (1) ZA792478B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0525230A1 (en) * 1991-07-30 1993-02-03 Anglo American Corporation of South Africa Limited Method of and apparatus for monitoring a winding rope
AU639816B2 (en) * 1991-07-31 1993-08-05 Anglo American Corporation Of South Africa Limited Method of and apparatus for monitoring a winding rope
CN113934134B (en) * 2021-11-02 2024-04-02 浙江大丰实业股份有限公司 Loose and messy rope safety control circuit and system

Also Published As

Publication number Publication date
ZA792478B (en) 1980-06-25
GB2027301A (en) 1980-02-13

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Legal Events

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