NL7802932A - Logische schakeling. - Google Patents

Logische schakeling.

Info

Publication number
NL7802932A
NL7802932A NL7802932A NL7802932A NL7802932A NL 7802932 A NL7802932 A NL 7802932A NL 7802932 A NL7802932 A NL 7802932A NL 7802932 A NL7802932 A NL 7802932A NL 7802932 A NL7802932 A NL 7802932A
Authority
NL
Netherlands
Prior art keywords
logic switch
logic
switch
Prior art date
Application number
NL7802932A
Other languages
English (en)
Original Assignee
Gen Signal Corp
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 Gen Signal Corp filed Critical Gen Signal Corp
Publication of NL7802932A publication Critical patent/NL7802932A/nl

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/20—Safety arrangements for preventing or indicating malfunction of the device, e.g. by leakage current, by lightning
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/007—Fail-safe circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Logic Circuits (AREA)
  • Manipulation Of Pulses (AREA)
NL7802932A 1977-03-18 1978-03-17 Logische schakeling. NL7802932A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/779,192 US4097764A (en) 1977-03-18 1977-03-18 Fail-safe solid state logic

Publications (1)

Publication Number Publication Date
NL7802932A true NL7802932A (nl) 1978-09-20

Family

ID=25115625

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7802932A NL7802932A (nl) 1977-03-18 1978-03-17 Logische schakeling.

Country Status (6)

Country Link
US (1) US4097764A (nl)
CA (1) CA1091307A (nl)
GB (1) GB1570864A (nl)
IT (1) IT1093208B (nl)
NL (1) NL7802932A (nl)
ZA (1) ZA781409B (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336461A (en) * 1980-09-22 1982-06-22 E. I. Du Pont De Nemours And Company Fail-safe apparatus
US4812677A (en) * 1987-10-15 1989-03-14 Motorola Power supply control with false shut down protection
US6381506B1 (en) * 1996-11-27 2002-04-30 Victor Grappone Fail-safe microprocessor-based control and monitoring of electrical devices

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3226648A (en) * 1962-01-29 1965-12-28 Burroughs Corp Clock system for electronic computers
US3328702A (en) * 1965-03-31 1967-06-27 Bell Telephone Labor Inc Pulse train modification circuits
GB1338983A (en) * 1971-02-10 1973-11-28 Suwa Seikosha Kk Electronic watches
US3721833A (en) * 1971-08-30 1973-03-20 Branson Instr Electronic incidence and coincidence safety control circuit
US3909632A (en) * 1972-08-21 1975-09-30 Gen Signal Corp Fail-safe logic circuitry for vehicle transportation control

Also Published As

Publication number Publication date
US4097764A (en) 1978-06-27
IT1093208B (it) 1985-07-19
GB1570864A (en) 1980-07-09
CA1091307A (en) 1980-12-09
IT7820891A0 (it) 1978-03-03
ZA781409B (en) 1979-03-28

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