GB8903666D0 - Electrical switch and electromagnetic projectile launcher incorporating the switch - Google Patents

Electrical switch and electromagnetic projectile launcher incorporating the switch

Info

Publication number
GB8903666D0
GB8903666D0 GB898903666A GB8903666A GB8903666D0 GB 8903666 D0 GB8903666 D0 GB 8903666D0 GB 898903666 A GB898903666 A GB 898903666A GB 8903666 A GB8903666 A GB 8903666A GB 8903666 D0 GB8903666 D0 GB 8903666D0
Authority
GB
United Kingdom
Prior art keywords
switch
projectile launcher
electromagnetic projectile
incorporating
electrical
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.)
Granted
Application number
GB898903666A
Other versions
GB2216720B (en
GB2216720A (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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of GB8903666D0 publication Critical patent/GB8903666D0/en
Publication of GB2216720A publication Critical patent/GB2216720A/en
Application granted granted Critical
Publication of GB2216720B publication Critical patent/GB2216720B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B6/00—Electromagnetic launchers ; Plasma-actuated launchers
    • F41B6/006—Rail launchers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/002—Very heavy-current switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H53/00—Relays using the dynamo-electric effect, i.e. relays in which contacts are opened or closed due to relative movement of current-carrying conductor and magnetic field caused by force of interaction between them
    • H01H53/08—Relays using the dynamo-electric effect, i.e. relays in which contacts are opened or closed due to relative movement of current-carrying conductor and magnetic field caused by force of interaction between them wherein a mercury contact constitutes the current-carrying conductor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
GB8903666A 1988-02-18 1989-02-17 Electrical switch and electromagnetic projectile launcher incorporating the switch Expired - Lifetime GB2216720B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888803786A GB8803786D0 (en) 1988-02-18 1988-02-18 Electrical switch & electromagnetic projectile launcher incorporating switch

Publications (3)

Publication Number Publication Date
GB8903666D0 true GB8903666D0 (en) 1989-04-05
GB2216720A GB2216720A (en) 1989-10-11
GB2216720B GB2216720B (en) 1991-06-26

Family

ID=10631954

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888803786A Pending GB8803786D0 (en) 1988-02-18 1988-02-18 Electrical switch & electromagnetic projectile launcher incorporating switch
GB8903666A Expired - Lifetime GB2216720B (en) 1988-02-18 1989-02-17 Electrical switch and electromagnetic projectile launcher incorporating the switch

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888803786A Pending GB8803786D0 (en) 1988-02-18 1988-02-18 Electrical switch & electromagnetic projectile launcher incorporating switch

Country Status (1)

Country Link
GB (2) GB8803786D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU8722091A (en) * 1990-10-09 1992-04-28 Stridsberg Innovation Ab An electric power train for vehicles
US6046514A (en) 1997-07-25 2000-04-04 3M Innovative Properties Company Bypass apparatus and method for series connected energy storage devices
CN108711841B (en) * 2018-05-31 2020-01-31 西安交通大学 fault current limiting unit and method for direct current system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB547327A (en) * 1941-01-15 1942-08-24 Alfredo Cianchi Improvements in or relating to mercury or like electric switches
GB1055312A (en) * 1963-02-20 1967-01-18 Ibm Improvements in or relating to electrically operated devices
US3699485A (en) * 1971-11-15 1972-10-17 Bell Telephone Labor Inc Liquid armature switch

Also Published As

Publication number Publication date
GB2216720B (en) 1991-06-26
GB2216720A (en) 1989-10-11
GB8803786D0 (en) 1988-03-16

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Legal Events

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

Effective date: 19980217