GB396714A - Improvements in or relating to projection screens - Google Patents

Improvements in or relating to projection screens

Info

Publication number
GB396714A
GB396714A GB3610/32A GB361032A GB396714A GB 396714 A GB396714 A GB 396714A GB 3610/32 A GB3610/32 A GB 3610/32A GB 361032 A GB361032 A GB 361032A GB 396714 A GB396714 A GB 396714A
Authority
GB
United Kingdom
Prior art keywords
relating
projection screens
glycerine
formaldehyde
coated
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
GB3610/32A
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.)
TRANS-LUX DAYLIGHT PICTURE SCREEN Corp
Trans Lux Daylight Picture Screen Corp
Original Assignee
TRANS-LUX DAYLIGHT PICTURE SCREEN Corp
Trans Lux Daylight Picture Screen 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 TRANS-LUX DAYLIGHT PICTURE SCREEN Corp, Trans Lux Daylight Picture Screen Corp filed Critical TRANS-LUX DAYLIGHT PICTURE SCREEN Corp
Priority to GB3610/32A priority Critical patent/GB396714A/en
Publication of GB396714A publication Critical patent/GB396714A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
    • G03B17/54—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with projector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

A gelatine composition comprising glycerine, formaldehyde, water and the other agents described in Specification 368,723, [Group XX], is coated on to knit fabric for use as a projection screen.
GB3610/32A 1932-02-06 1932-02-06 Improvements in or relating to projection screens Expired GB396714A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3610/32A GB396714A (en) 1932-02-06 1932-02-06 Improvements in or relating to projection screens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3610/32A GB396714A (en) 1932-02-06 1932-02-06 Improvements in or relating to projection screens

Publications (1)

Publication Number Publication Date
GB396714A true GB396714A (en) 1933-08-08

Family

ID=9761570

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3610/32A Expired GB396714A (en) 1932-02-06 1932-02-06 Improvements in or relating to projection screens

Country Status (1)

Country Link
GB (1) GB396714A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004055590A3 (en) * 2002-12-18 2004-09-10 Vizoo Invest Aps A method and an arrangement for projecting images and a projection screen arrangement
WO2017182829A1 (en) * 2016-04-22 2017-10-26 Elisabeth Berry Projection apparatus and methods

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004055590A3 (en) * 2002-12-18 2004-09-10 Vizoo Invest Aps A method and an arrangement for projecting images and a projection screen arrangement
US7184209B2 (en) 2002-12-18 2007-02-27 Vizoo Invest Aps Method and arrangement for projecting images
WO2017182829A1 (en) * 2016-04-22 2017-10-26 Elisabeth Berry Projection apparatus and methods

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