NL7704011A - DEVICE FOR SOUND DAMPING, EQUIPPED WITH COULISSES. - Google Patents

DEVICE FOR SOUND DAMPING, EQUIPPED WITH COULISSES.

Info

Publication number
NL7704011A
NL7704011A NL7704011A NL7704011A NL7704011A NL 7704011 A NL7704011 A NL 7704011A NL 7704011 A NL7704011 A NL 7704011A NL 7704011 A NL7704011 A NL 7704011A NL 7704011 A NL7704011 A NL 7704011A
Authority
NL
Netherlands
Prior art keywords
coulisses
sound damping
damping
sound
Prior art date
Application number
NL7704011A
Other languages
Dutch (nl)
Original Assignee
Gruenzweig Hartmann Glasfaser
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 Gruenzweig Hartmann Glasfaser filed Critical Gruenzweig Hartmann Glasfaser
Publication of NL7704011A publication Critical patent/NL7704011A/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/21—Rigid pipes made of sound-absorbing materials or with sound-absorbing structure
    • 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
NL7704011A 1976-04-17 1977-04-13 DEVICE FOR SOUND DAMPING, EQUIPPED WITH COULISSES. NL7704011A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762617000 DE2617000B2 (en) 1976-04-17 1976-04-17 Backdrops air silencer

Publications (1)

Publication Number Publication Date
NL7704011A true NL7704011A (en) 1977-10-19

Family

ID=5975650

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7704011A NL7704011A (en) 1976-04-17 1977-04-13 DEVICE FOR SOUND DAMPING, EQUIPPED WITH COULISSES.

Country Status (6)

Country Link
AT (1) AT361751B (en)
BE (1) BE853655A (en)
CH (1) CH619804A5 (en)
DE (1) DE2617000B2 (en)
FR (1) FR2348429A1 (en)
NL (1) NL7704011A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3425450A1 (en) * 1983-09-22 1985-04-04 Rox Lufttechnische Gerätebau GmbH, 5000 Köln Equipment silencer
DE3544022A1 (en) * 1985-12-13 1987-06-19 Wakofix Montagebau Gmbh & Co K Sound damper for smoke-exhaust and venting ducts
DE3604695A1 (en) * 1986-02-14 1987-08-20 Bayer Ag Waste-gas chimney with resonator/absorber sound damper arranged therein
JPH0617200Y2 (en) * 1986-05-19 1994-05-02 日東紡績株式会社 Sound absorber
DE3707650C1 (en) * 1987-03-10 1988-06-09 Fraunhofer Ges Forschung Sound absorber for scenery
EP0315710B1 (en) * 1987-11-11 1993-02-10 Nitto Boseki Co., Ltd. Sound absorbing pipe
FI95747B (en) * 1991-01-17 1995-11-30 Valmet Paper Machinery Inc Mufflers for low frequencies for air ducts in paper mills
DE102006032259B3 (en) * 2006-07-12 2007-07-05 Frenzelit-Werke Gmbh & Co. Kg Connection element for damping noises of power station turbines, has completely or partly sound-permeable outer skin made from textile sheet material, produced from glass fibers or high temperature glass fiber or from its mixtures
DE102008047272A1 (en) * 2008-09-16 2010-03-25 Ltg Aktiengesellschaft Air line element i.e. noise reduction element, has baffle-type silencer assigned to region of interior side of layer, where specific weight of sound damming material is larger than that of sound absorbing material
DE102009034463A1 (en) 2009-07-22 2011-02-03 Filtro Klimatechnik Gmbh Airborne sound absorbing device, particularly for use in air conditioning units, comprises sound absorbing bodies arranged in air flow channel or housing, where cover is designed at end of front side of sound absorbing body

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT124595B (en) * 1928-06-02 1931-09-25 Burgess Lab Inc C F Silencer.
US2046193A (en) * 1931-01-03 1936-06-30 Burgess Lab Inc C F Muffler
GB750974A (en) * 1953-06-02 1956-06-20 Maxim Silencer Co Improvements in silencers for gaseous currents
NL262265A (en) * 1960-03-11 1900-01-01
FR1381570A (en) * 1963-10-31 1964-12-14 Spiral duct silencer for flowing gaseous media
DE1260869B (en) * 1964-02-04 1968-02-08 Gerber Schall Schwingungstech Soundproof backdrop for exhaust pipes
GB1196176A (en) * 1966-08-05 1970-06-24 Chiyoda Chem Eng Construct Co Silencers for Axial - Flow Fluid Fans
GB1242864A (en) * 1968-05-15 1971-08-18 Dunlop Holdings Ltd Acoustical elements
DE2303611B2 (en) * 1973-01-25 1977-08-04 Vasiljevic, Costa Silard, Dipl.-Ing. Dr, 7400 Tübingen SILENCER

Also Published As

Publication number Publication date
CH619804A5 (en) 1980-10-15
FR2348429A1 (en) 1977-11-10
AT361751B (en) 1981-03-25
BE853655A (en) 1977-08-01
ATA265477A (en) 1980-08-15
DE2617000B2 (en) 1981-04-02
DE2617000A1 (en) 1977-10-20

Similar Documents

Publication Publication Date Title
NL7713410A (en) RECORD FOR AN ELECTRO-CARDIOGRAM.
ES234745Y (en) AN ABSORBING ARTICLE.
NL188880C (en) SPEAKER.
NL7708176A (en) PLATE FOR MICRO-TESTS.
NL7711092A (en) DEVICE FOR ABSORBING AIR-PLANTED SOUND.
NL7700858A (en) AMPLIFIER DEVICE.
NL7714512A (en) AMPLIFIER DEVICE.
NO770906L (en) VIBRATION DEVICE.
NL7704024A (en) CLEANING DEVICE FOR AN ELECTROGRAPHICAL DEVICE.
PL203085A1 (en) DEVICE FOR STORAGE STORAGE BEFORE FEEDED, ESPECIALLY INTO THE RUNTER
NL7704011A (en) DEVICE FOR SOUND DAMPING, EQUIPPED WITH COULISSES.
NL7807717A (en) SUSPENSION DEVICE FOR VEHICLES.
NL7706001A (en) DEVICE FOR STRINGING BALES.
JPS57176097A (en) Sound alarm device used for car, etc.
NL7610396A (en) PROCEDURE FOR DECLORATING AN ANATERY SOLUTION.
NL7612421A (en) ADJUSTMENT DEVICE WITH LEVER FOR SEAT-Lounger.
NL7706404A (en) SPEAKER.
NO142543C (en) DEVICE AT THE FIRST TOWN.
NL7707466A (en) PROCEDURE FOR PREPARING 6A, 10A TRANS- HEXAHYDRODIBENZOPYRANONES.
NL181131C (en) DAMPING DEVICE.
NL179173C (en) AMPLIFIER DEVICE FOR TRANSMISSION.
BE857170A (en) WERKWIJZE VOOR DE BEREIDING VAN REUKSTOFFEN, ALSMEDE WERKWIJZE VOOR DE BEREIDING VAN REUKSTOFCOMPOSITIES
NL7704890A (en) DEVICE DEVICE.
NL7711810A (en) TIE-DOWN DEVICE FOR GRAMOPHONE PANELS.
NL7706531A (en) THRESHOWER FOR CEREALS.

Legal Events

Date Code Title Description
BV The patent application has lapsed