CA949790A - Picture screen roller fabric attachment - Google Patents

Picture screen roller fabric attachment

Info

Publication number
CA949790A
CA949790A CA134,868A CA134868A CA949790A CA 949790 A CA949790 A CA 949790A CA 134868 A CA134868 A CA 134868A CA 949790 A CA949790 A CA 949790A
Authority
CA
Canada
Prior art keywords
picture screen
screen roller
fabric attachment
roller fabric
attachment
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
CA134,868A
Other versions
CA134868S (en
Inventor
Fred S. Potter
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.)
DA-LITE SCREEN Co
Original Assignee
DA-LITE SCREEN Co
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 DA-LITE SCREEN Co filed Critical DA-LITE SCREEN Co
Application granted granted Critical
Publication of CA949790A publication Critical patent/CA949790A/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
    • G03B21/58—Projection screens collapsible, e.g. foldable; of variable area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
CA134,868A 1971-02-25 1972-02-16 Picture screen roller fabric attachment Expired CA949790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11862671A 1971-02-25 1971-02-25

Publications (1)

Publication Number Publication Date
CA949790A true CA949790A (en) 1974-06-25

Family

ID=22379771

Family Applications (1)

Application Number Title Priority Date Filing Date
CA134,868A Expired CA949790A (en) 1971-02-25 1972-02-16 Picture screen roller fabric attachment

Country Status (2)

Country Link
US (1) US3724524A (en)
CA (1) CA949790A (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3907119A (en) * 1974-05-24 1975-09-23 Mead Corp Display device
EP0271217A1 (en) * 1986-11-19 1988-06-15 Locwyn Limited Document suspension apparatus
DE4430608C2 (en) * 1994-08-16 1997-04-17 Frenzel Otto Bauunternehmen Projection system arranged in halls of public transport buildings
US6012504A (en) * 1996-03-14 2000-01-11 Siegal; Burton L. Visual privacy system for open plan furniture arrangements
US6167939B1 (en) * 1998-08-10 2001-01-02 Dana A. Barone No-sew drapery system
ATE258706T1 (en) * 2000-09-25 2004-02-15 Marc Bric Intressenter Ab INFORMATION PRESENTATION DEVICE
US6765550B2 (en) * 2001-04-27 2004-07-20 International Business Machines Corporation Privacy filter apparatus for a notebook computer display
GB2393030A (en) * 2002-08-21 2004-03-17 Marler Haley Exposystems Ltd Roll-up banner display
EP1422683A1 (en) * 2002-11-22 2004-05-26 SUNCOVER s.r.l. Supporting device for advertising screens or cloths
DE20309812U1 (en) * 2003-06-25 2003-12-04 Friwo Gerätebau Gmbh Plug connection for a mobile device
AU2004203256B2 (en) * 2003-09-08 2009-01-29 Hunter Douglas Industries B.V. Attachment of an architectural covering
US7063124B2 (en) * 2004-02-02 2006-06-20 Lutron Electronics Co., Inc. System for securing a shade fabric to a roller tube
US7207370B2 (en) * 2004-03-25 2007-04-24 Rite-Hite Holding Corporation Retractable safety barrier
US7111662B2 (en) * 2004-10-05 2006-09-26 Stephen Lukos Roller tube having external slot for mounting screen material
US7614439B2 (en) * 2004-10-05 2009-11-10 Stephen Lukos Roller tube having external slot for mounting sheet material
WO2007070951A1 (en) * 2005-12-21 2007-06-28 Tulli Pty Ltd Automobile surface protector having adjustable width
FR2897633B1 (en) * 2006-02-22 2008-05-02 Webasto Systemes Carrosserie S TRANSPARENT PANEL OCCULTATION DEVICE IN PARTICULAR FOR A MOTOR VEHICLE
US20070256799A1 (en) * 2006-05-02 2007-11-08 Macauto Industrial Co., Ltd. Sun screen device
DE102007011608A1 (en) * 2007-03-02 2008-09-04 Bos Gmbh & Co. Kg Method for fixing a flexible sheet to a winding shaft and winding shaft
CA2691487C (en) 2007-07-06 2012-09-04 Rite-Hite Holding Corporation Retractable safety barriers and methods of operating same
AU2008338297B2 (en) * 2007-12-17 2015-12-03 Spp Industries Holdings Pty Ltd Improvements in and relating to blinds
US20120061034A1 (en) * 2010-09-13 2012-03-15 Philip Ng Slim Bottom Bar Wedge Lock
TWM442408U (en) * 2012-06-05 2012-12-01 Macauto Ind Co Ltd Sunshade curtain
NL1040854B1 (en) 2014-06-17 2016-05-19 Hunter Douglas Ind Bv Blind assembly and method of attaching a shade material to a winding core of a blind assembly.
US11653784B2 (en) * 2018-09-06 2023-05-23 Current Products Corp. Drapery bladed drive coupler
EP4018042A1 (en) 2019-08-21 2022-06-29 Rite-Hite Holding Corporation Impact resistant retractable safety barriers
US11499368B1 (en) 2021-06-15 2022-11-15 Crestron Electronics, Inc. Roller shade hem bar assembly
US11866993B2 (en) 2022-06-01 2024-01-09 Crestron Electronics, Inc. Roller shade hem bar assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1013532A (en) * 1910-03-21 1912-01-02 Charles A Carmany Curtain-roller.
US1776119A (en) * 1928-10-19 1930-09-16 Wilson J G Corp Rolling-door-curtain mounting
US1780556A (en) * 1929-03-08 1930-11-04 Wallace E Kallin Metal slat for window shades
US1807535A (en) * 1930-04-04 1931-05-26 Kampas William Shade roller
US1898686A (en) * 1931-08-28 1933-02-21 Rice Charles Wesley Roller for shades and the like
US2325500A (en) * 1942-04-27 1943-07-27 Watson Mfg Company Inc Framed screen
US2894572A (en) * 1956-01-27 1959-07-14 Artcraft Venetian Blind Mfg Co Roll-up awning
US3018824A (en) * 1957-04-01 1962-01-30 Breneman Hartshorn Inc Window shade fastening means
US3228455A (en) * 1963-12-31 1966-01-11 Radiant Mfg Corp Projection screen
US3263735A (en) * 1964-04-22 1966-08-02 Alcan Aluminum Corp Roller tube
US3524491A (en) * 1968-07-05 1970-08-18 Carl G Olson Web securing device

Also Published As

Publication number Publication date
US3724524A (en) 1973-04-03

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