DE2238657B2 - Schalldämpfer - Google Patents

Schalldämpfer

Info

Publication number
DE2238657B2
DE2238657B2 DE19722238657 DE2238657A DE2238657B2 DE 2238657 B2 DE2238657 B2 DE 2238657B2 DE 19722238657 DE19722238657 DE 19722238657 DE 2238657 A DE2238657 A DE 2238657A DE 2238657 B2 DE2238657 B2 DE 2238657B2
Authority
DE
Germany
Prior art keywords
rubber
silencer according
holes
layers
elastic membrane
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
DE19722238657
Other languages
German (de)
English (en)
Other versions
DE2238657C3 (OSRAM
DE2238657A1 (de
Inventor
Wilhelm 6962 Sandhausen Kraemer
Dieter 6800 Mannheim Schnee
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.)
ABB AG Germany
Original Assignee
BBC Brown Boveri AG Germany
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 BBC Brown Boveri AG Germany filed Critical BBC Brown Boveri AG Germany
Priority to DE19722238657 priority Critical patent/DE2238657B2/de
Priority to CH574073A priority patent/CH542505A/de
Priority to SE7305832A priority patent/SE379604B/xx
Priority to FR7316698A priority patent/FR2195051B2/fr
Priority to IT2427073A priority patent/IT1045637B/it
Priority to GB2705773A priority patent/GB1417256A/en
Priority to JP48087263A priority patent/JPS4945218A/ja
Priority to IT2896473A priority patent/IT1045632B/it
Publication of DE2238657A1 publication Critical patent/DE2238657A1/de
Publication of DE2238657B2 publication Critical patent/DE2238657B2/de
Application granted granted Critical
Publication of DE2238657C3 publication Critical patent/DE2238657C3/de
Granted 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid Mechanics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Exhaust Silencers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
DE19722238657 1971-06-09 1972-08-05 Schalldämpfer Granted DE2238657B2 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE19722238657 DE2238657B2 (de) 1972-08-05 1972-08-05 Schalldämpfer
CH574073A CH542505A (de) 1971-06-09 1973-04-24 Schalldämpfer für Hochspannungs-Druckgasschalter
SE7305832A SE379604B (OSRAM) 1972-08-05 1973-04-25
FR7316698A FR2195051B2 (OSRAM) 1972-08-05 1973-05-09
IT2427073A IT1045637B (it) 1972-08-05 1973-05-18 Smorzatore acustico per interrut tori elettrici a gas compresso ad alta tensione
GB2705773A GB1417256A (en) 1972-08-05 1973-06-06 Silencer
JP48087263A JPS4945218A (OSRAM) 1972-08-05 1973-08-04
IT2896473A IT1045632B (it) 1972-08-05 1973-09-17 Perfezionamento agli apparecchi per il tretamento di tessusmorzatore acustico per interruttori elettrici a gas comprti esso ad alta tensione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722238657 DE2238657B2 (de) 1972-08-05 1972-08-05 Schalldämpfer

Publications (3)

Publication Number Publication Date
DE2238657A1 DE2238657A1 (de) 1974-02-14
DE2238657B2 true DE2238657B2 (de) 1974-08-08
DE2238657C3 DE2238657C3 (OSRAM) 1975-06-12

Family

ID=5852793

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722238657 Granted DE2238657B2 (de) 1971-06-09 1972-08-05 Schalldämpfer

Country Status (6)

Country Link
JP (1) JPS4945218A (OSRAM)
DE (1) DE2238657B2 (OSRAM)
FR (1) FR2195051B2 (OSRAM)
GB (1) GB1417256A (OSRAM)
IT (2) IT1045637B (OSRAM)
SE (1) SE379604B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645790A (en) * 1979-09-21 1981-04-25 Gadelius Kk Sea water desalting apparatus
GB2405666A (en) * 2003-09-05 2005-03-09 Dunlop Aerospace Ltd Noise attenuator, eg for turbofan engine air bleed system
DE102015200966A1 (de) 2015-01-21 2016-07-21 DIL Deutsches Institut für Lebensmitteltechnik e.V. Schalldämpfer für Sauggreifer
JP6610154B2 (ja) 2015-10-15 2019-11-27 Ｔｄｋ株式会社 スイッチ駆動装置およびスイッチ駆動方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2128632C3 (de) * 1971-06-09 1973-10-18 Brown, Boveri & Cie Ag, 6800 Mannheim Schalldämpfer für Hochspannungs-Druckgasschalter

Also Published As

Publication number Publication date
FR2195051B2 (OSRAM) 1979-01-12
SE379604B (OSRAM) 1975-10-13
FR2195051A2 (OSRAM) 1974-03-01
GB1417256A (en) 1975-12-10
IT1045632B (it) 1980-06-10
IT1045637B (it) 1980-06-10
JPS4945218A (OSRAM) 1974-04-30
DE2238657C3 (OSRAM) 1975-06-12
DE2238657A1 (de) 1974-02-14

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: BBC BROWN BOVERI AG, 6800 MANNHEIM, DE

8327 Change in the person/name/address of the patent owner

Owner name: ASEA BROWN BOVERI AG, 6800 MANNHEIM, DE

8340 Patent of addition ceased/non-payment of fee of main patent