GB2037415B - Spotlight - Google Patents

Spotlight

Info

Publication number
GB2037415B
GB2037415B GB7848751A GB7848751A GB2037415B GB 2037415 B GB2037415 B GB 2037415B GB 7848751 A GB7848751 A GB 7848751A GB 7848751 A GB7848751 A GB 7848751A GB 2037415 B GB2037415 B GB 2037415B
Authority
GB
United Kingdom
Prior art keywords
spotlight
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
GB7848751A
Other versions
GB2037415A (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.)
Furse & Co Ltd W
Original Assignee
Furse & Co Ltd W
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 Furse & Co Ltd W filed Critical Furse & Co Ltd W
Priority to GB7848751A priority Critical patent/GB2037415B/en
Publication of GB2037415A publication Critical patent/GB2037415A/en
Application granted granted Critical
Publication of GB2037415B publication Critical patent/GB2037415B/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
    • F21V14/065—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors in portable lighting devices
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • 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
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB7848751A 1978-12-15 1978-12-15 Spotlight Expired GB2037415B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7848751A GB2037415B (en) 1978-12-15 1978-12-15 Spotlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7848751A GB2037415B (en) 1978-12-15 1978-12-15 Spotlight

Publications (2)

Publication Number Publication Date
GB2037415A GB2037415A (en) 1980-07-09
GB2037415B true GB2037415B (en) 1982-09-22

Family

ID=10501763

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7848751A Expired GB2037415B (en) 1978-12-15 1978-12-15 Spotlight

Country Status (1)

Country Link
GB (1) GB2037415B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591953A (en) * 1982-04-28 1986-05-27 Oram John A Operating theatre table light
US4739456A (en) * 1986-12-12 1988-04-19 Little William D High intensity pattern/follow spot projector
DE3919643A1 (en) * 1989-06-16 1991-01-03 Reiche & Vogel Gmbh HEADLIGHT THAT IS CONTINUOUSLY ADJUSTABLE IN ITS BRIGHTNESS
FR2676527B1 (en) * 1991-05-14 1993-08-13 Salieri Jean Francois MINIATURE PROJECTOR FOR THE SCENIC LIGHTING OF A MINIATURE SCENE.
EP0846913B1 (en) * 1996-12-04 2004-07-07 Dedo Weigert Film GmbH Spotlight with variable illumination output angle

Also Published As

Publication number Publication date
GB2037415A (en) 1980-07-09

Similar Documents

Publication Publication Date Title
US4158922B1 (en) Flashing discoshoes
GB2037416B (en) Lamps
JPS563901A (en) Spotlight
JPS5516396A (en) Lamp unit
YU242979A (en) Lamp
GB2021853B (en) Combination discharge-incandescent lamp
GB2013968B (en) Fluoresscent lamp
JPS54133773A (en) Bulb
JPS5574034A (en) Lamp
ZA794500B (en) Lampshade
JPS5525991A (en) Lamp
GB2017127B (en) Reflector
ZA795687B (en) Lamp
GB2016133B (en) Headlamp units
JPS5578457A (en) Sealeddbeam bulb
JPS54141081A (en) Bulb
GB2037415B (en) Spotlight
JPS5541675A (en) Bulb
AU4283078A (en) Reflector
JPS5578458A (en) Sealeddbeam bulb
JPS5576566A (en) Bulb
JPS5546448A (en) Bulb
JPS5533744A (en) Luminaire
JPS5553005A (en) Luminaires
JPS54124569A (en) Candle

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee