NZ221280A - Cooling airstream converged by ducted reflector in light fitting - Google Patents

Cooling airstream converged by ducted reflector in light fitting

Info

Publication number
NZ221280A
NZ221280A NZ221280A NZ22128087A NZ221280A NZ 221280 A NZ221280 A NZ 221280A NZ 221280 A NZ221280 A NZ 221280A NZ 22128087 A NZ22128087 A NZ 22128087A NZ 221280 A NZ221280 A NZ 221280A
Authority
NZ
New Zealand
Prior art keywords
ducted
converged
reflector
light fitting
cooling airstream
Prior art date
Application number
NZ221280A
Inventor
Peter William Smith
David John Richards
Original Assignee
Emi Plc Thorn
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 Emi Plc Thorn filed Critical Emi Plc Thorn
Publication of NZ221280A publication Critical patent/NZ221280A/en

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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • 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
    • 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
    • F21W2131/405—Lighting for industrial, commercial, recreational or military use for shop-windows or displays

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Projection Apparatus (AREA)
NZ221280A 1986-08-02 1987-07-30 Cooling airstream converged by ducted reflector in light fitting NZ221280A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868618929A GB8618929D0 (en) 1986-08-02 1986-08-02 Display lighting apparatus

Publications (1)

Publication Number Publication Date
NZ221280A true NZ221280A (en) 1990-06-26

Family

ID=10602144

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ221280A NZ221280A (en) 1986-08-02 1987-07-30 Cooling airstream converged by ducted reflector in light fitting

Country Status (5)

Country Link
EP (1) EP0256655A3 (en)
AU (1) AU593668B2 (en)
GB (1) GB8618929D0 (en)
NZ (1) NZ221280A (en)
ZA (1) ZA875415B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5947590A (en) * 1997-09-15 1999-09-07 Hughes-Jvc Technology Corporation High power arc lamp reflector with shroud and plurality of cooling fins on exterior surface of reflector for image projector
GB2335265B (en) * 1998-03-10 2001-12-05 Smiths Industries Plc Lamp arrangements
US11635192B1 (en) 2021-12-27 2023-04-25 Bellson Electric Pty Ltd Adjustable underwater light fixture adapter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3176604A (en) * 1963-01-16 1965-04-06 Pyle National Co Combined lighting and ventilating system
GB1065644A (en) * 1963-10-29 1967-04-19 Union Carbide Corp Improvements in and relating to surgical lamps
GB1028007A (en) * 1964-02-07 1966-05-04 Commercial Lighting Ltd Improvements in electric lighting fittings
CH503948A (en) * 1969-02-28 1971-02-28 Sulzer Ag Surgical lighting device
US3864547A (en) * 1972-03-30 1975-02-04 Industrial Innovations Inc Safety portable radiant type electrical heater
JPS5132969U (en) * 1974-09-03 1976-03-11

Also Published As

Publication number Publication date
AU7566787A (en) 1988-02-04
EP0256655A3 (en) 1989-07-26
GB8618929D0 (en) 1986-09-10
ZA875415B (en) 1988-09-28
AU593668B2 (en) 1990-02-15
EP0256655A2 (en) 1988-02-24

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