GB1228582A - - Google Patents

Info

Publication number
GB1228582A
GB1228582A GB1228582DA GB1228582A GB 1228582 A GB1228582 A GB 1228582A GB 1228582D A GB1228582D A GB 1228582DA GB 1228582 A GB1228582 A GB 1228582A
Authority
GB
United Kingdom
Prior art keywords
walls
chamber
lined
glass fibre
perforated
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
Other languages
English (en)
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 filed Critical
Publication of GB1228582A publication Critical patent/GB1228582A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/58—Silencers for suppressing noise of switch operation

Landscapes

  • Exhaust Silencers (AREA)
  • Devices For Use In Laboratory Experiments (AREA)
GB1228582D 1967-02-23 1967-02-23 Expired GB1228582A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB875767 1967-02-23

Publications (1)

Publication Number Publication Date
GB1228582A true GB1228582A (xx) 1971-04-15

Family

ID=9858698

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228582D Expired GB1228582A (xx) 1967-02-23 1967-02-23

Country Status (1)

Country Link
GB (1) GB1228582A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508230A1 (fr) * 1981-06-23 1982-12-24 Merlin Gerin Ecran poreux d'echappement pour chambre d'extinction d'arc
GB2175641A (en) * 1985-05-28 1986-12-03 Tula Silencers Exhaust silencer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2508230A1 (fr) * 1981-06-23 1982-12-24 Merlin Gerin Ecran poreux d'echappement pour chambre d'extinction d'arc
GB2175641A (en) * 1985-05-28 1986-12-03 Tula Silencers Exhaust silencer

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees