HK1007005A1 - Lamp changing assembly for overhead projector - Google Patents

Lamp changing assembly for overhead projector

Info

Publication number
HK1007005A1
HK1007005A1 HK98106191A HK98106191A HK1007005A1 HK 1007005 A1 HK1007005 A1 HK 1007005A1 HK 98106191 A HK98106191 A HK 98106191A HK 98106191 A HK98106191 A HK 98106191A HK 1007005 A1 HK1007005 A1 HK 1007005A1
Authority
HK
Hong Kong
Prior art keywords
overhead projector
changing assembly
lamp changing
lamp
assembly
Prior art date
Application number
HK98106191A
Other languages
English (en)
Inventor
Ernest M Rodriguez
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 HK1007005A1 publication Critical patent/HK1007005A1/xx

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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/04—Fastening of light sources or lamp holders with provision for changing light source, e.g. turret

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
HK98106191A 1993-03-17 1998-06-23 Lamp changing assembly for overhead projector HK1007005A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/032,507 US5301094A (en) 1993-03-17 1993-03-17 Lamp changing assembly for overhead projector

Publications (1)

Publication Number Publication Date
HK1007005A1 true HK1007005A1 (en) 1999-03-26

Family

ID=21865293

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98106191A HK1007005A1 (en) 1993-03-17 1998-06-23 Lamp changing assembly for overhead projector

Country Status (6)

Country Link
US (1) US5301094A (ja)
JP (1) JPH06317848A (ja)
DE (1) DE9404040U1 (ja)
GB (1) GB2276248B (ja)
HK (1) HK1007005A1 (ja)
SI (1) SI9400133A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7810964B2 (en) * 2007-10-04 2010-10-12 Max Alan Probasco Light fixture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7323841U (de) * 1973-06-23 1973-11-22 Ritzerfeld G Tageslicht-projektionsgeraet
US4410929A (en) * 1982-09-02 1983-10-18 Designs For Vision, Inc. Linear motion switch assembly particularly adapted for use with fiber optic light sources
EP0104465B1 (de) * 1982-09-02 1986-11-05 Demolux GmbH & Co.KG. Overhead-Projektor
US4975810A (en) * 1990-03-14 1990-12-04 Instrument Research Corporation Light source
US5135301A (en) * 1991-01-22 1992-08-04 Minnesota Mining And Manufacturing Company Reflective overhead projector with alternate light sources

Also Published As

Publication number Publication date
GB9404462D0 (en) 1994-04-20
SI9400133A (en) 1994-12-31
GB2276248A (en) 1994-09-21
DE9404040U1 (de) 1994-07-21
US5301094A (en) 1994-04-05
JPH06317848A (ja) 1994-11-15
GB2276248B (en) 1996-04-10

Similar Documents

Publication Publication Date Title
GB2284469B (en) Lamp assembly
GB2285122B (en) Vehicular lamp
GB2279451B (en) Reflector for vehicular lamp
GB2264164B (en) Lamp
GB2279825B (en) LAmpholder
GB2288869B (en) An asymmetrical lamp
GB9314465D0 (en) Lamp assembly
GB2280550B (en) Lampholder
GB2285121B (en) Vehicular lamp
AU118113S (en) Lamp
EP0713507A4 (en) INK FOR BACKLIGHT
GB2276248B (en) Lamp changing assembly for overhead projector
GB2266582B (en) Lamp assemblies
GB2279511B (en) Lampholder
GB9206177D0 (en) Lamp assembly
CA73377S (en) Lamp
CA72560S (en) Packing for lamp
GB9305023D0 (en) Lamp assembly
GB9304840D0 (en) Lamp assembly
GB9307546D0 (en) Lamp assembly
GB9320372D0 (en) Lamp
PL55349Y1 (en) Lamp
CA76032S (en) Projector driving lamp
PL299895A1 (en) Dark-room lamp
GB9311763D0 (en) Lampholder

Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080308