IT964888B - Temporizzatore particolarmente temporizzatore pneumatico - Google Patents

Temporizzatore particolarmente temporizzatore pneumatico

Info

Publication number
IT964888B
IT964888B IT69565/72A IT6956572A IT964888B IT 964888 B IT964888 B IT 964888B IT 69565/72 A IT69565/72 A IT 69565/72A IT 6956572 A IT6956572 A IT 6956572A IT 964888 B IT964888 B IT 964888B
Authority
IT
Italy
Prior art keywords
pneumatic timer
particularly pneumatic
timer
pneumatic
Prior art date
Application number
IT69565/72A
Other languages
English (en)
Original Assignee
Square D 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 Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of IT964888B publication Critical patent/IT964888B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed
    • H01H43/24—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed with timing of actuation of contacts due to a non-rotatable moving part
    • H01H43/28—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed with timing of actuation of contacts due to a non-rotatable moving part the actuation being produced by a part, the speed of which is controlled by fluid-pressure means, e.g. by piston and cylinder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/86—Means for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
    • H01H50/88—Mechanical means, e.g. dash-pot

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
IT69565/72A 1971-08-06 1972-08-04 Temporizzatore particolarmente temporizzatore pneumatico IT964888B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3697771A GB1407674A (en) 1971-08-06 1971-08-06 Pneumatic timer attachment for type m relay

Publications (1)

Publication Number Publication Date
IT964888B true IT964888B (it) 1974-01-31

Family

ID=10392721

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69565/72A IT964888B (it) 1971-08-06 1972-08-04 Temporizzatore particolarmente temporizzatore pneumatico

Country Status (4)

Country Link
US (1) US3775710A (it)
CA (1) CA977399A (it)
GB (1) GB1407674A (it)
IT (1) IT964888B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52121755A (en) * 1976-04-05 1977-10-13 Idec Izumi Corp Pneumatic time limit relay
US4303147A (en) * 1978-04-12 1981-12-01 Allen-Bradley Company Adjustment for pneumatic timer
GB2126425B (en) * 1982-07-31 1986-01-15 Crabtree Electrical Ind Ltd Electrical contactors
JP6377791B1 (ja) * 2017-03-10 2018-08-22 Ｅｍデバイス株式会社 電磁継電器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538038A (en) * 1949-01-19 1951-01-16 Westinghouse Electric Corp Pneumatic time limit contactor
CH483714A (it) * 1966-10-17 1969-12-31 Pirelli Commutatore temporizzato provvisto di meccanismo per la sua associazione ad un elettromagnete di azionamento
US3599131A (en) * 1969-02-26 1971-08-10 Amerace Esna Corp Timing device with pneumatic delay means

Also Published As

Publication number Publication date
CA977399A (en) 1975-11-04
GB1407674A (en) 1975-09-24
US3775710A (en) 1973-11-27

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