GB1346375A - Light and filter assembly for ceiling structure - Google Patents

Light and filter assembly for ceiling structure

Info

Publication number
GB1346375A
GB1346375A GB541072A GB541072A GB1346375A GB 1346375 A GB1346375 A GB 1346375A GB 541072 A GB541072 A GB 541072A GB 541072 A GB541072 A GB 541072A GB 1346375 A GB1346375 A GB 1346375A
Authority
GB
United Kingdom
Prior art keywords
filter
light
filter assembly
ceiling
ceiling structure
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
GB541072A
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.)
American Air Filter Co Inc
Original Assignee
American Air Filter Co Inc
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 American Air Filter Co Inc filed Critical American Air Filter Co Inc
Publication of GB1346375A publication Critical patent/GB1346375A/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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0064—Health, life-saving or fire-fighting equipment
    • F21V33/0068—Medical equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
GB541072A 1971-02-10 1972-02-04 Light and filter assembly for ceiling structure Expired GB1346375A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11418171A 1971-02-10 1971-02-10

Publications (1)

Publication Number Publication Date
GB1346375A true GB1346375A (en) 1974-02-06

Family

ID=22353786

Family Applications (1)

Application Number Title Priority Date Filing Date
GB541072A Expired GB1346375A (en) 1971-02-10 1972-02-04 Light and filter assembly for ceiling structure

Country Status (6)

Country Link
US (1) US3715578A (enExample)
JP (1) JPS558761B1 (enExample)
CA (1) CA947262A (enExample)
FR (1) FR2124255B1 (enExample)
GB (1) GB1346375A (enExample)
SE (1) SE383201B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990010830A1 (en) * 1989-03-06 1990-09-20 Airchitect I Söderhamn Ab Light fitting including filter elements
GB2311849A (en) * 1996-04-04 1997-10-08 Colin William Green A combined lighting and air-conditioning unit

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333750A (en) * 1981-02-20 1982-06-08 Helmus Martin C Filtration module with included illumination
US4461205A (en) * 1982-07-30 1984-07-24 Allis-Chalmers Corp. Combination lighting and filtering unit for a clean room
US5613759A (en) * 1991-06-24 1997-03-25 Brod & Mcclung-Pace Co. Light and filter support structure
US5192348A (en) * 1991-08-21 1993-03-09 Brod & Mcclung-Pace Co. Directional air diffuser panel for clean room ventilation system
US5454756A (en) * 1991-08-21 1995-10-03 Pace Company Clean room ventilation system
US5443625A (en) * 1994-01-18 1995-08-22 Schaffhausen; John M. Air filtering fixture

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939543A (en) * 1957-08-09 1960-06-07 Neo Ray Products Inc Louvered ceiling construction
US3252400A (en) * 1964-02-24 1966-05-24 Jr Joseph Madl Means providing a coordinated air flow in an enclosure
US3233146A (en) * 1964-03-09 1966-02-01 Norman H Vacha Lighting system adapted for environment control in plant growth chambers
US3352071A (en) * 1965-03-08 1967-11-14 Lock Products Co Fixture for use in a suspended grid ceiling system
US3418915A (en) * 1966-08-18 1968-12-31 Farr Co Clean air ceiling module
US3486311A (en) * 1967-12-22 1969-12-30 Flanders Filters Filter bank assembly
US3570385A (en) * 1968-12-24 1971-03-16 American Home Prod Modular panel system for clean room

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990010830A1 (en) * 1989-03-06 1990-09-20 Airchitect I Söderhamn Ab Light fitting including filter elements
GB2311849A (en) * 1996-04-04 1997-10-08 Colin William Green A combined lighting and air-conditioning unit
GB2311849B (en) * 1996-04-04 1998-12-23 Colin William Green Chilled beam luminaire

Also Published As

Publication number Publication date
FR2124255A1 (enExample) 1972-09-22
FR2124255B1 (enExample) 1978-03-03
SE383201B (sv) 1976-03-01
US3715578A (en) 1973-02-06
CA947262A (en) 1974-05-14
JPS558761B1 (enExample) 1980-03-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee