ZA811648B - An envelope for transparencies for overhead projectors and like projection apparatuses - Google Patents

An envelope for transparencies for overhead projectors and like projection apparatuses

Info

Publication number
ZA811648B
ZA811648B ZA00811648A ZA811648A ZA811648B ZA 811648 B ZA811648 B ZA 811648B ZA 00811648 A ZA00811648 A ZA 00811648A ZA 811648 A ZA811648 A ZA 811648A ZA 811648 B ZA811648 B ZA 811648B
Authority
ZA
South Africa
Prior art keywords
transparencies
envelope
projection apparatuses
overhead projectors
projectors
Prior art date
Application number
ZA00811648A
Other languages
English (en)
Inventor
G Gardlund
Original Assignee
Minnesota Mining & Mfg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20340506&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA811648(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of ZA811648B publication Critical patent/ZA811648B/xx

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
    • G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency
    • 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
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S353/00—Optics: image projectors
    • Y10S353/05—Transparency holder accessories

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Sheet Holders (AREA)
  • Overhead Projectors And Projection Screens (AREA)
ZA00811648A 1980-03-13 1981-03-12 An envelope for transparencies for overhead projectors and like projection apparatuses ZA811648B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8001995A SE420775B (sv) 1980-03-13 1980-03-13 Omslag for bildark till arbetsprojektorer och liknande projektionsapparater

Publications (1)

Publication Number Publication Date
ZA811648B true ZA811648B (en) 1982-03-31

Family

ID=20340506

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00811648A ZA811648B (en) 1980-03-13 1981-03-12 An envelope for transparencies for overhead projectors and like projection apparatuses

Country Status (11)

Country Link
US (1) US4402585A (xx)
EP (1) EP0047306B2 (xx)
JP (1) JPH0237567B2 (xx)
AU (1) AU543075B2 (xx)
CA (1) CA1153594A (xx)
DE (1) DE3163576D1 (xx)
DK (1) DK151734C (xx)
FI (1) FI70649C (xx)
SE (1) SE420775B (xx)
WO (1) WO1981002639A1 (xx)
ZA (1) ZA811648B (xx)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435205A1 (de) * 1984-09-26 1986-04-03 Demolux Gmbh & Co Kg, 6070 Langen Projektionsvorlage fuer overheadprojektoren
US4732468A (en) * 1986-07-01 1988-03-22 Wright John S Registry device for transparencies for overhead projector
DE3702877C1 (en) * 1987-01-31 1988-06-30 Pelikan Ag Backing for slide films for overhead projectors
DK161221C (da) * 1988-11-14 1991-12-02 Oh Investments Ltd Omslag til transparenter til brug i projektionsapparater med liggende baerebilledflade
US4988556A (en) * 1989-05-03 1991-01-29 Block Drug Co., Inc. Pocket mount
US5237355A (en) * 1991-11-15 1993-08-17 Minnesota Mining And Manufacturing Company Envelope for transparency having increased flexibility
US5266987A (en) * 1991-11-15 1993-11-30 Minnesota Mining And Manufacturing Company Envelope for transparencies
US5371560A (en) * 1991-11-15 1994-12-06 Minnesota Mining And Manufacturing Company Envelope for transparency
CA2121793A1 (en) * 1991-11-15 1993-05-27 Douglas A. Kiehne Envelope for transparency having increased flexibility
SE501326C2 (sv) * 1992-10-14 1995-01-16 Plastus Kreativ Ab Förvarings- och visningsficka för overheadbilder
EP0595522A1 (en) * 1992-10-26 1994-05-04 Hewlett-Packard Company Ink-jet film image stabilization and storage system
WO1994015254A1 (en) * 1992-12-18 1994-07-07 Minnesota Mining And Manufacturing Company Improved hinge for transparency envelope
US5319400A (en) * 1993-01-06 1994-06-07 Minnesota Mining And Manufacturing Company Light-blocking transparency assembly
US5329324A (en) * 1993-03-03 1994-07-12 Enbee Plastics, Inc. Transparency protector
US5486883A (en) * 1993-03-03 1996-01-23 Enbee Plastics, Inc. Transparency protector
US5335027A (en) * 1993-07-28 1994-08-02 Lin Fong Ing Transparency folder
AU5118896A (en) * 1995-03-07 1996-09-23 Helgi E. Baldursson Transparent envelope with foldable pocket flap for information display
US5722694A (en) * 1995-08-21 1998-03-03 Baldursson; Helgi E. Transparent envelope with foldable pocket flap for information display
US5669689A (en) * 1995-10-10 1997-09-23 Labelon Corporation Holder for transparencies
FR2745528B1 (fr) * 1996-03-04 1998-04-10 Ad Classement Sa Dispositif protege-document et procede de fabrication d'un tel dispositif
GB9607272D0 (en) * 1996-04-09 1996-06-12 Crosfield Electronics Ltd Improvements in mounting of film transparencies
AU7008496A (en) * 1996-08-12 1998-03-06 Minnesota Mining And Manufacturing Company Recording assembly for ink-jet printing and transparencies
US5763056A (en) * 1997-01-31 1998-06-09 Minnesota Mining And Manufacturing Company Light blocking transparency assembly
WO1998055900A1 (en) * 1997-06-05 1998-12-10 Minnesota Mining And Manufacturing Company Transparency for easy storage
TW365896U (en) * 1997-07-19 1999-08-01 Mu-Sheng Chen Detachable folder for transparency
US6158776A (en) * 1997-11-29 2000-12-12 Purcocks; Dale Mcphee Stationery file
US6139063A (en) * 1997-11-29 2000-10-31 Purcocks; Dale Mcphee Stationery folder
US6022111A (en) * 1997-12-22 2000-02-08 3M Innovative Properties Company Self-protected imageable presentation transparency assembly
ES2189134T3 (es) * 1998-02-25 2003-07-01 Minnesota Mining & Mfg Dispositivo de proteccion para transparencias para retroproyectores.
US6314885B1 (en) 1999-03-04 2001-11-13 Iris Graphics, Inc. Imposition proofing
SE515291C2 (sv) * 1999-11-26 2001-07-09 Plastus Kreativ Ab Overheadficka samt förfarande och anordning vid framställning av en sådan overheadficka
US20060006638A1 (en) * 2004-07-07 2006-01-12 Chiu Alan C M Fold oriented album page, and fabrication
US20070267861A1 (en) * 2006-05-05 2007-11-22 Ming Chiu Alan C Integrated album page and product sheet

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US781222A (en) * 1904-06-18 1905-01-31 Albert P Morse Display-mount.
US868758A (en) * 1906-05-21 1907-10-22 John A Bexell Transparent-faced filing-card.
US1174914A (en) * 1915-08-26 1916-03-07 Henry J Vetter Photographic-printing mask.
US1250074A (en) * 1916-01-25 1917-12-11 Frederick A Apfelbaum Lantern-slide mat.
US2296272A (en) * 1940-11-06 1942-09-22 Sherbinin William N De Film file
US2461536A (en) * 1944-11-23 1949-02-15 Emil N Farkas Display device
US2538894A (en) * 1949-07-02 1951-01-23 Artifax Inc Picture mount or portfolio
US2741572A (en) * 1952-10-15 1956-04-10 Lennartz Walter Reinforcing and supporting means of plastic material for articles consisting of the same material
US3253358A (en) * 1963-07-17 1966-05-31 John S Wright Visual teaching system
US3264936A (en) * 1964-06-17 1966-08-09 Tecnifax Corp Overhead projection stage for transparencies
US3438702A (en) * 1966-11-28 1969-04-15 Winnemann Carl W Transparency projecting accessory
US3438703A (en) * 1966-11-28 1969-04-15 Carl W Winnemann Transparency projection accessory
US3536393A (en) * 1967-03-24 1970-10-27 Scott Paper Co Transparency display apparatus
US3531193A (en) * 1967-08-11 1970-09-29 Robert B Diehl Transparency holder for overhead projections
US3544211A (en) * 1968-04-22 1970-12-01 Panel Corp Q Auxiliary stage for a visual projector
US3524703A (en) * 1968-07-29 1970-08-18 John S Wright Transparency storage and display device for an overhead projector
US3537792A (en) * 1969-03-28 1970-11-03 Milprint Inc Transparency projection system
US3600079A (en) * 1969-05-19 1971-08-17 Milton Bradley Co Transparency holder and viewing device
US3649100A (en) * 1970-03-11 1972-03-14 Paul W Kirst Slide projector polarizing slide unit
US3709590A (en) * 1970-09-14 1973-01-09 A Bisberg Folder for overhead projector
US3857192A (en) * 1973-03-12 1974-12-31 Kleer Vu Ind Inc Display device
US3913740A (en) * 1973-04-05 1975-10-21 Aaron M Bisberg Folder for overhead projector and easel use
US3875693A (en) * 1973-04-09 1975-04-08 Joseph F Pelkey Message bearing photo easel
US3980401A (en) * 1973-08-15 1976-09-14 Xerox Corporation Microform information storage arrangement
US3869201A (en) * 1973-10-12 1975-03-04 Gordon Lysle Photoplastic film microfiche including a protective cover
US4140565A (en) * 1975-04-07 1979-02-20 Ben Parker Method for mounting photographs into albums

Also Published As

Publication number Publication date
DE3163576D1 (en) 1984-06-20
FI70649B (fi) 1986-06-06
FI813538L (fi) 1981-11-10
JPS57500307A (xx) 1982-02-18
AU7033081A (en) 1981-09-23
CA1153594A (en) 1983-09-13
AU543075B2 (en) 1985-03-28
DK151734B (da) 1987-12-28
WO1981002639A1 (en) 1981-09-17
SE420775B (sv) 1981-10-26
DK151734C (da) 1988-06-20
EP0047306A1 (en) 1982-03-17
EP0047306B2 (en) 1987-03-18
EP0047306B1 (en) 1984-05-16
SE8001995L (sv) 1981-09-14
US4402585A (en) 1983-09-06
EP0047306A4 (en) 1982-07-13
FI70649C (fi) 1986-09-24
DK495981A (da) 1981-11-10
JPH0237567B2 (xx) 1990-08-24

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