NO141524C - Lys- og avtrekksarmatur med lyddempning - Google Patents

Lys- og avtrekksarmatur med lyddempning

Info

Publication number
NO141524C
NO141524C NO754299A NO754299A NO141524C NO 141524 C NO141524 C NO 141524C NO 754299 A NO754299 A NO 754299A NO 754299 A NO754299 A NO 754299A NO 141524 C NO141524 C NO 141524C
Authority
NO
Norway
Prior art keywords
lighting
extraction
sound dimension
sound
dimension
Prior art date
Application number
NO754299A
Other languages
English (en)
Norwegian (no)
Other versions
NO141524B (no
NO754299L (ja
Inventor
Kurt Schmoll
Ruediger Goltz
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO754299L publication Critical patent/NO754299L/no
Publication of NO141524B publication Critical patent/NO141524B/no
Publication of NO141524C publication Critical patent/NO141524C/no

Links

Classifications

    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F13/078—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser combined with lighting fixtures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0088—Ventilating systems
    • 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
    • F24F2013/242—Sound-absorbing material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Duct Arrangements (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Golf Clubs (AREA)
NO754299A 1974-12-20 1975-12-17 Lys- og avtrekksarmatur med lyddempning NO141524C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2460523A DE2460523C3 (de) 1974-12-20 1974-12-20 Schallgedämpfte Abluftleuchte

Publications (3)

Publication Number Publication Date
NO754299L NO754299L (ja) 1976-06-22
NO141524B NO141524B (no) 1979-12-17
NO141524C true NO141524C (no) 1980-03-26

Family

ID=5934090

Family Applications (1)

Application Number Title Priority Date Filing Date
NO754299A NO141524C (no) 1974-12-20 1975-12-17 Lys- og avtrekksarmatur med lyddempning

Country Status (10)

Country Link
AT (1) AT356850B (ja)
BE (1) BE836797A (ja)
CH (1) CH599503A5 (ja)
DE (1) DE2460523C3 (ja)
DK (1) DK537575A (ja)
FR (1) FR2295346A1 (ja)
IT (1) IT1051051B (ja)
NL (1) NL7514389A (ja)
NO (1) NO141524C (ja)
SE (1) SE412949B (ja)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7238498U (de) * 1973-03-22 Licentia Gmbh Abluftlüftungsleuchte
DE7005298U (de) * 1970-02-14 1970-07-23 Licentia Gmbh Deckeneinbauleuchte fuer leuchtstofflampen.

Also Published As

Publication number Publication date
DE2460523C3 (de) 1981-06-19
ATA937275A (de) 1979-10-15
CH599503A5 (ja) 1978-05-31
IT1051051B (it) 1981-04-21
SE7514347L (sv) 1976-06-21
AT356850B (de) 1980-05-27
FR2295346A1 (fr) 1976-07-16
DE2460523A1 (de) 1976-07-01
DE2460523B2 (de) 1980-10-30
DK537575A (da) 1976-06-21
BE836797A (fr) 1976-04-16
SE412949B (sv) 1980-03-24
FR2295346B1 (ja) 1978-05-19
NO141524B (no) 1979-12-17
NO754299L (ja) 1976-06-22
NL7514389A (nl) 1976-06-22

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