SE9002581L - Ljuddaempande enhet - Google Patents

Ljuddaempande enhet

Info

Publication number
SE9002581L
SE9002581L SE9002581A SE9002581A SE9002581L SE 9002581 L SE9002581 L SE 9002581L SE 9002581 A SE9002581 A SE 9002581A SE 9002581 A SE9002581 A SE 9002581A SE 9002581 L SE9002581 L SE 9002581L
Authority
SE
Sweden
Prior art keywords
sound
devicing
walls
absorbent
proofing
Prior art date
Application number
SE9002581A
Other languages
English (en)
Other versions
SE9002581D0 (sv
SE500451C2 (sv
Inventor
J Widarsson
Original Assignee
Pm Luft
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 Pm Luft filed Critical Pm Luft
Priority to SE9002581A priority Critical patent/SE500451C2/sv
Publication of SE9002581D0 publication Critical patent/SE9002581D0/sv
Publication of SE9002581L publication Critical patent/SE9002581L/sv
Publication of SE500451C2 publication Critical patent/SE500451C2/sv

Links

Classifications

    • 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
    • G10K11/162—Selection of materials
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
SE9002581A 1990-08-07 1990-08-07 Ljuddämpande enhet SE500451C2 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE9002581A SE500451C2 (sv) 1990-08-07 1990-08-07 Ljuddämpande enhet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9002581A SE500451C2 (sv) 1990-08-07 1990-08-07 Ljuddämpande enhet

Publications (3)

Publication Number Publication Date
SE9002581D0 SE9002581D0 (sv) 1990-08-07
SE9002581L true SE9002581L (sv) 1992-02-08
SE500451C2 SE500451C2 (sv) 1994-06-27

Family

ID=20380098

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9002581A SE500451C2 (sv) 1990-08-07 1990-08-07 Ljuddämpande enhet

Country Status (1)

Country Link
SE (1) SE500451C2 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE511627C2 (sv) * 1997-11-03 1999-11-01 Stifab Farex Ab Baffel för ljuddämpere för rektangulära ventilationskanaler
SE511628C2 (sv) * 1997-11-10 1999-11-01 Stifab Farex Ab Ljuddämpare med bafflar för rektangulära ventilationskanaler

Also Published As

Publication number Publication date
SE9002581D0 (sv) 1990-08-07
SE500451C2 (sv) 1994-06-27

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Legal Events

Date Code Title Description
NUG Patent has lapsed