GB617131A - Foraminous sheet material and luminaires made therefrom - Google Patents

Foraminous sheet material and luminaires made therefrom

Info

Publication number
GB617131A
GB617131A GB26930/46A GB2693046A GB617131A GB 617131 A GB617131 A GB 617131A GB 26930/46 A GB26930/46 A GB 26930/46A GB 2693046 A GB2693046 A GB 2693046A GB 617131 A GB617131 A GB 617131A
Authority
GB
United Kingdom
Prior art keywords
sheet material
made therefrom
luminaires
foraminous sheet
foraminous
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
GB26930/46A
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.)
SIGHT LIGHT CORP
Original Assignee
SIGHT LIGHT 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 SIGHT LIGHT CORP filed Critical SIGHT LIGHT CORP
Publication of GB617131A publication Critical patent/GB617131A/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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
    • 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
    • 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
    • F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/14—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures with many small apertures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Medicines Containing Plant Substances (AREA)

Abstract

617,131. Wire fabric. SIGHT LIGHT CORPORATION. Sept. 6, 1946, No. 26930. Convention date, Nov. 5, 1945. [Class 142 (iv)] [Also in Groups XI and XVIII] A foraminous light-transmitting sheet for signs or luminaires (see Groups XVIII . and XI) is woven from triangular-section wires 46, the apices 48 of the wires being arranged in the same direction.
GB26930/46A 1945-11-05 1946-09-06 Foraminous sheet material and luminaires made therefrom Expired GB617131A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617131XA 1945-11-05 1945-11-05

Publications (1)

Publication Number Publication Date
GB617131A true GB617131A (en) 1949-02-01

Family

ID=22037613

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26930/46A Expired GB617131A (en) 1945-11-05 1946-09-06 Foraminous sheet material and luminaires made therefrom

Country Status (1)

Country Link
GB (1) GB617131A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978571A (en) * 1956-07-31 1961-04-04 Maurice C Rosenblatt Luminous acoustical ceiling
US3049616A (en) * 1958-03-06 1962-08-14 Lighting Products Inc Perforated lighting diffuser
EP1447618A1 (en) * 2003-02-17 2004-08-18 Optilux AG Ceiling and standing lamp
DE202005019916U1 (en) * 2005-12-19 2007-04-19 Tobias Grau Gmbh Inclination angle adjusting mechanism for e.g. ceiling light head, has supporting arm with end positions, where light head is connected with one of positions via distance piece such that distance of light head is changeable by arm

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978571A (en) * 1956-07-31 1961-04-04 Maurice C Rosenblatt Luminous acoustical ceiling
US3049616A (en) * 1958-03-06 1962-08-14 Lighting Products Inc Perforated lighting diffuser
EP1447618A1 (en) * 2003-02-17 2004-08-18 Optilux AG Ceiling and standing lamp
DE202005019916U1 (en) * 2005-12-19 2007-04-19 Tobias Grau Gmbh Inclination angle adjusting mechanism for e.g. ceiling light head, has supporting arm with end positions, where light head is connected with one of positions via distance piece such that distance of light head is changeable by arm

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