NO951342D0 - Justeringsmekanisme for fokuseringsarm for overheadprosjektor - Google Patents

Justeringsmekanisme for fokuseringsarm for overheadprosjektor

Info

Publication number
NO951342D0
NO951342D0 NO951342A NO951342A NO951342D0 NO 951342 D0 NO951342 D0 NO 951342D0 NO 951342 A NO951342 A NO 951342A NO 951342 A NO951342 A NO 951342A NO 951342 D0 NO951342 D0 NO 951342D0
Authority
NO
Norway
Prior art keywords
adjustment mechanism
overhead projector
arm adjustment
focusing arm
focusing
Prior art date
Application number
NO951342A
Other languages
English (en)
Other versions
NO951342L (no
NO309499B1 (no
Inventor
James Everett Peterson
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
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of NO951342D0 publication Critical patent/NO951342D0/no
Publication of NO951342L publication Critical patent/NO951342L/no
Publication of NO309499B1 publication Critical patent/NO309499B1/no

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
    • G03B21/132—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
    • Y10S353/03—Transparent
    • 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
    • Y10S353/06—Head accessories

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Transforming Electric Information Into Light Information (AREA)
NO951342A 1992-10-22 1995-04-06 Justeringsmekanisme for fokuseringsarm for overheadprosjektor NO309499B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/960,562 US5245370A (en) 1992-10-22 1992-10-22 Overhead projector focus arm adjustment mechanism
PCT/US1993/008402 WO1994009404A1 (en) 1992-10-22 1993-09-07 Overhead projector focus arm adjustment mechanism

Publications (3)

Publication Number Publication Date
NO951342D0 true NO951342D0 (no) 1995-04-06
NO951342L NO951342L (no) 1995-04-06
NO309499B1 NO309499B1 (no) 2001-02-05

Family

ID=25503329

Family Applications (1)

Application Number Title Priority Date Filing Date
NO951342A NO309499B1 (no) 1992-10-22 1995-04-06 Justeringsmekanisme for fokuseringsarm for overheadprosjektor

Country Status (8)

Country Link
US (1) US5245370A (no)
EP (1) EP0665959B1 (no)
JP (1) JPH08502596A (no)
CA (1) CA2145390C (no)
DE (1) DE69324496T2 (no)
MX (1) MX9306195A (no)
NO (1) NO309499B1 (no)
WO (1) WO1994009404A1 (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2180431C (en) * 1994-01-21 2005-04-19 John Harvey A window operator
US6021980A (en) * 1994-04-29 2000-02-08 Wright; Elliot Stabilization of radio controlled aircraft
FR2729393B1 (fr) * 1995-01-18 1997-03-21 Bp Chemicals Snc Procede de polymerisation d'olefine
US5465127A (en) * 1995-03-15 1995-11-07 Minnesota Mining And Manufacturing Company Overhead projector with vibration control head
USD435578S (en) * 1998-11-26 2000-12-26 Elmo Co., Ltd. Overhead projector
US6443577B1 (en) 2000-12-15 2002-09-03 3M Innovative Properties Company Overhead projection having a friction secured adjustable cantilevered head
US20030035092A1 (en) * 2001-08-15 2003-02-20 Brian Bramlett Light pattern projection system
US20080068565A1 (en) * 2006-09-12 2008-03-20 Ods Co., Ltd. Micro display device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148853A (en) * 1961-12-06 1964-09-15 Charles Beseler Company Focusing mechanism for photographic apparatus
US3191491A (en) * 1961-12-26 1965-06-29 Charles Beseler Company Head for overhead projectors
US3711194A (en) * 1965-10-24 1973-01-16 H Wilson Overhead projection apparatus
US3547530A (en) * 1968-11-12 1970-12-15 Bell Telephone Labor Inc Overhead projector
DE2553556C3 (de) * 1975-11-28 1979-02-22 Rollei-Werke Franke & Heidecke, 3300 Braunschweig Verstellvorrichtung an fotografischen Vergrößerungs- oder Reprogeräten
US4634246A (en) * 1985-04-01 1987-01-06 Minnesota Mining And Manufacturing Company Automatic focus for overhead projector
US4795252A (en) * 1987-05-26 1989-01-03 Buhl Industries, Inc. Overhead projector
DE9105217U1 (no) * 1991-04-27 1991-06-13 Gebrueder Roettgers Ohg, 5873 Ihmert, De

Also Published As

Publication number Publication date
WO1994009404A1 (en) 1994-04-28
MX9306195A (es) 1995-01-31
EP0665959A1 (en) 1995-08-09
CA2145390A1 (en) 1994-04-28
US5245370A (en) 1993-09-14
NO951342L (no) 1995-04-06
DE69324496D1 (de) 1999-05-20
DE69324496T2 (de) 1999-10-28
JPH08502596A (ja) 1996-03-19
CA2145390C (en) 2003-04-15
NO309499B1 (no) 2001-02-05
EP0665959B1 (en) 1999-04-14

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