GB2191572B - Light source assembly - Google Patents

Light source assembly

Info

Publication number
GB2191572B
GB2191572B GB8613187A GB8613187A GB2191572B GB 2191572 B GB2191572 B GB 2191572B GB 8613187 A GB8613187 A GB 8613187A GB 8613187 A GB8613187 A GB 8613187A GB 2191572 B GB2191572 B GB 2191572B
Authority
GB
United Kingdom
Prior art keywords
light source
source assembly
assembly
light
source
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 - Fee Related
Application number
GB8613187A
Other versions
GB8613187D0 (en
GB2191572A (en
Inventor
Peter Roger Pearce-Harvey
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.)
PEARCE HARVEY PETER ROGER
Original Assignee
PEARCE HARVEY PETER ROGER
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 PEARCE HARVEY PETER ROGER filed Critical PEARCE HARVEY PETER ROGER
Priority to GB8613187A priority Critical patent/GB2191572B/en
Publication of GB8613187D0 publication Critical patent/GB8613187D0/en
Priority claimed from EP87310865A external-priority patent/EP0319621A1/en
Publication of GB2191572A publication Critical patent/GB2191572A/en
Application granted granted Critical
Publication of GB2191572B publication Critical patent/GB2191572B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F21V5/046—Refractors for light sources of lens shape the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring
    • 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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/16—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed
    • F21V11/18—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lenses (AREA)
GB8613187A 1986-05-30 1986-05-30 Light source assembly Expired - Fee Related GB2191572B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8613187A GB2191572B (en) 1986-05-30 1986-05-30 Light source assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8613187A GB2191572B (en) 1986-05-30 1986-05-30 Light source assembly
EP87310865A EP0319621A1 (en) 1987-12-10 1987-12-10 Light source

Publications (3)

Publication Number Publication Date
GB8613187D0 GB8613187D0 (en) 1986-07-02
GB2191572A GB2191572A (en) 1987-12-16
GB2191572B true GB2191572B (en) 1990-07-18

Family

ID=26111296

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8613187A Expired - Fee Related GB2191572B (en) 1986-05-30 1986-05-30 Light source assembly

Country Status (1)

Country Link
GB (1) GB2191572B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0319621A1 (en) * 1987-12-10 1989-06-14 Peter Roger Pearce-Harvey Light source
GB9216333D0 (en) * 1992-07-31 1992-09-16 Kodak Ltd Optical means for annular illumination of a spot
JP2002517014A (en) * 1998-05-28 2002-06-11 リモート ソース ライティング インターナショナル インコーポレイテッド Light guide parabolic and spherical multiport lighting system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4270162A (en) * 1978-04-24 1981-05-26 Compagnie Industrielle Des Piles Electriques "Cipel" Beacon lamp
GB2064747A (en) * 1979-12-04 1981-06-17 Cibie Projecteurs Device for securing a bulb to the reflector of a headlamp
GB2064746A (en) * 1979-11-28 1981-06-17 Claude Sa Device for the luminous signalling of obstacles

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4270162A (en) * 1978-04-24 1981-05-26 Compagnie Industrielle Des Piles Electriques "Cipel" Beacon lamp
GB2064746A (en) * 1979-11-28 1981-06-17 Claude Sa Device for the luminous signalling of obstacles
GB2064747A (en) * 1979-12-04 1981-06-17 Cibie Projecteurs Device for securing a bulb to the reflector of a headlamp

Also Published As

Publication number Publication date
GB8613187D0 (en) 1986-07-02
GB2191572A (en) 1987-12-16

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Legal Events

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