GB1497760A - Lighting fixture - Google Patents

Lighting fixture

Info

Publication number
GB1497760A
GB1497760A GB44371/75A GB4437175A GB1497760A GB 1497760 A GB1497760 A GB 1497760A GB 44371/75 A GB44371/75 A GB 44371/75A GB 4437175 A GB4437175 A GB 4437175A GB 1497760 A GB1497760 A GB 1497760A
Authority
GB
United Kingdom
Prior art keywords
casing
filter
lighting fixture
ballast
fitting
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
GB44371/75A
Other languages
English (en)
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.)
Ahlstrom Corp
Original Assignee
Ahlstrom Corp
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 Ahlstrom Corp filed Critical Ahlstrom Corp
Publication of GB1497760A publication Critical patent/GB1497760A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/03—Gas-tight or water-tight arrangements with provision for venting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
GB44371/75A 1974-12-20 1975-10-28 Lighting fixture Expired GB1497760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI743739A FI52146C (fi) 1974-12-20 1974-12-20 Valaisin.

Publications (1)

Publication Number Publication Date
GB1497760A true GB1497760A (en) 1978-01-12

Family

ID=8508704

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44371/75A Expired GB1497760A (en) 1974-12-20 1975-10-28 Lighting fixture

Country Status (7)

Country Link
US (1) US4015114A (enExample)
DE (2) DE2546555A1 (enExample)
FI (1) FI52146C (enExample)
GB (1) GB1497760A (enExample)
NO (1) NO753537L (enExample)
SE (1) SE7512745L (enExample)
SU (1) SU993836A3 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2626657A1 (de) * 1976-03-29 1977-10-27 Paul Steiner Luftreinigungs- und befeuchtungsgeraet
DE8019041U1 (de) * 1980-07-16 1981-04-16 Filterwerk Mann & Hummel Gmbh, 7140 Ludwigsburg Ansaugluftfilter von brennkraftmaschinen
US4405974A (en) * 1981-02-06 1983-09-20 Harvey Hubbell Incorporated Filter assembly for luminaire
FI63477C (fi) * 1981-11-10 1983-06-10 Ahlstroem Oy Sluten belysningsarmatur monterad pao en skena
DE3245769A1 (de) * 1982-12-10 1983-08-11 Hans 6502 Mainz-Kostheim Krummeck Kombileuchte mit eingebautem luftreiniger fuer haushalt, gastraeumen usw. zum reinigen der verbrauchten luft in allen raeumen
US4548626A (en) * 1984-04-30 1985-10-22 Figgie International Inc. Particulate air filter assembly
JPH029450Y2 (enExample) * 1986-04-24 1990-03-08
DE3626727A1 (de) * 1986-08-07 1988-02-11 Hella Kg Hueck & Co Scheinwerfer fuer fahrzeuge, insbesondere fuer kaftfahrzeuge
DE3626726A1 (de) * 1986-08-07 1988-02-11 Hella Kg Hueck & Co Scheinwerfer fuer fahrzeuge, insbesondere kraftfahrzeuge
FR2647732B1 (fr) * 1989-06-01 1994-10-14 Axo Cie Equip Automobiles Perfectionnements aux feux de signalisation de vehicules automobiles
US5556193A (en) * 1995-06-06 1996-09-17 Adac Plastics, Inc. Motor vehicle lamp with improved ventilating means
US6161946A (en) * 1998-11-09 2000-12-19 Bishop; Christopher B. Light reflector
FR2790539B1 (fr) * 1999-03-02 2001-06-01 Clen Dispositif d'eclairage, en particulier pour bureaux
US6524361B1 (en) * 2000-10-26 2003-02-25 Hubbell Incorporated Micro-porous filter
SE532219C2 (sv) * 2006-02-28 2009-11-17 Airsonett Ab Förfarande och anordning för att åstadkomma en renluftzon vid ett operationsområde inom sjukvården och användning av nämnda anordning

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH212937A (de) * 1938-08-13 1940-12-31 Auergesellschaft Ag Atemschutzfilter.
US3457399A (en) * 1966-02-25 1969-07-22 Gen Electric Luminaire
US3691365A (en) * 1970-08-11 1972-09-12 Unilex Inc Electronic flash lighting system
US3755665A (en) * 1972-09-25 1973-08-28 Gen Electric Floodlight
GB1456231A (en) * 1973-02-28 1976-11-24 Secr Defence Adsorptive devices

Also Published As

Publication number Publication date
NO753537L (enExample) 1976-06-22
US4015114A (en) 1977-03-29
FI52146B (enExample) 1977-02-28
DE7533041U (de) 1978-04-20
SE7512745L (sv) 1976-06-21
FI373974A7 (enExample) 1976-06-21
SU993836A3 (ru) 1983-01-30
FI52146C (fi) 1977-06-10
DE2546555A1 (de) 1976-07-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19951027