CA1124220A - High voltage movie light and incandescent lamp unit for use therewith - Google Patents
High voltage movie light and incandescent lamp unit for use therewithInfo
- Publication number
- CA1124220A CA1124220A CA333,595A CA333595A CA1124220A CA 1124220 A CA1124220 A CA 1124220A CA 333595 A CA333595 A CA 333595A CA 1124220 A CA1124220 A CA 1124220A
- Authority
- CA
- Canada
- Prior art keywords
- region
- lamp
- diffusing
- high voltage
- movie
- 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
Links
- 230000009977 dual effect Effects 0.000 claims abstract description 22
- 230000002902 bimodal effect Effects 0.000 claims abstract description 12
- 238000009826 distribution Methods 0.000 claims abstract description 9
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 7
- 230000003287 optical effect Effects 0.000 claims description 19
- 238000005286 illumination Methods 0.000 abstract description 12
- 239000011521 glass Substances 0.000 abstract description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 101150117895 LAMP2 gene Proteins 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- ODPOAESBSUKMHD-UHFFFAOYSA-L 6,7-dihydrodipyrido[1,2-b:1',2'-e]pyrazine-5,8-diium;dibromide Chemical compound [Br-].[Br-].C1=CC=[N+]2CC[N+]3=CC=CC=C3C2=C1 ODPOAESBSUKMHD-UHFFFAOYSA-L 0.000 description 1
- 239000005630 Diquat Substances 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229940028332 halog Drugs 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 108010085990 projectin Proteins 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K7/00—Lamps for purposes other than general lighting
- H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/28—Envelopes; Vessels
- H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/939,930 US4169237A (en) | 1978-09-06 | 1978-09-06 | High voltage movie light and incandescent lamp unit for use therewith |
| US939,930 | 1978-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1124220A true CA1124220A (en) | 1982-05-25 |
Family
ID=25473952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA333,595A Expired CA1124220A (en) | 1978-09-06 | 1979-08-10 | High voltage movie light and incandescent lamp unit for use therewith |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4169237A (OSRAM) |
| JP (2) | JPS5537793A (OSRAM) |
| BE (1) | BE878597A (OSRAM) |
| CA (1) | CA1124220A (OSRAM) |
| DE (1) | DE2930764A1 (OSRAM) |
| FR (1) | FR2435665A1 (OSRAM) |
| GB (1) | GB2031575B (OSRAM) |
| NL (1) | NL7906667A (OSRAM) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3143776A1 (de) * | 1981-11-04 | 1983-05-11 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | "beleuchtungsvorrichtung fuer projektionseinrichtungen" |
| JPS59111136A (ja) * | 1982-12-16 | 1984-06-27 | Wakomu Seisakusho:Kk | 映写用光源装置 |
| US4499526A (en) * | 1983-08-25 | 1985-02-12 | General Electric Company | Lamp unit having glass reflector member with recessed base end |
| CA1265840A (en) * | 1985-10-29 | 1990-02-13 | Antonius J. Huijbers | Incandescent lamp having a vessel with an annular reflective coating and a filament arranged zigsagwise |
| US4728849A (en) * | 1986-07-07 | 1988-03-01 | Gte Products Corporation | Capsule light source for electric lamp |
| JPH0718087Y2 (ja) * | 1988-06-15 | 1995-04-26 | 松下電工株式会社 | 反射板 |
| US6271629B1 (en) * | 2000-01-25 | 2001-08-07 | Vincent Mario Pace | Modular system for movie set lighting |
| KR100810297B1 (ko) * | 2006-10-31 | 2008-03-06 | 삼성전자주식회사 | 휴대용 무선 단말기의 무선 통신 인터페이스 |
| US20100140831A1 (en) * | 2008-12-05 | 2010-06-10 | Computerized Cutters, Inc. | Molded object-forming apparatus and method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2411568A (en) * | 1943-04-23 | 1946-11-26 | Gen Electric | Lamp unit |
| US2387038A (en) * | 1943-09-15 | 1945-10-16 | Rca Corp | Reflector |
| US2447923A (en) * | 1944-08-26 | 1948-08-24 | Holophane Co Inc | Lighting system and lighting units for use therein |
| US2810660A (en) * | 1954-02-01 | 1957-10-22 | Westinghouse Electric Corp | Diffusing reflecting coating and method of preparing same |
| US4021659A (en) * | 1975-10-30 | 1977-05-03 | General Electric Company | Projector lamp reflector |
| US4035631A (en) * | 1975-12-15 | 1977-07-12 | General Electric Company | Projector lamp reflector |
-
1978
- 1978-09-06 US US05/939,930 patent/US4169237A/en not_active Expired - Lifetime
-
1979
- 1979-07-28 DE DE19792930764 patent/DE2930764A1/de not_active Withdrawn
- 1979-08-10 CA CA333,595A patent/CA1124220A/en not_active Expired
- 1979-09-05 GB GB7930805A patent/GB2031575B/en not_active Expired
- 1979-09-05 BE BE2/58045A patent/BE878597A/xx unknown
- 1979-09-05 FR FR7922157A patent/FR2435665A1/fr active Granted
- 1979-09-05 JP JP11304279A patent/JPS5537793A/ja active Pending
- 1979-09-06 NL NL7906667A patent/NL7906667A/nl not_active Application Discontinuation
-
1983
- 1983-05-24 JP JP1983077082U patent/JPS5933034U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2435665A1 (fr) | 1980-04-04 |
| JPS5537793A (en) | 1980-03-15 |
| JPS5933034U (ja) | 1984-02-29 |
| NL7906667A (nl) | 1980-03-10 |
| FR2435665B1 (OSRAM) | 1983-07-01 |
| GB2031575B (en) | 1982-10-06 |
| DE2930764A1 (de) | 1980-03-20 |
| BE878597A (fr) | 1979-12-31 |
| US4169237A (en) | 1979-09-25 |
| GB2031575A (en) | 1980-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4545000A (en) | Projection lamp unit | |
| US5272408A (en) | Lamp and reflector assembly | |
| EP0584071B1 (en) | Lamp and reflector assembly | |
| GB2123942A (en) | A reflector for a lighting fixture particularly a discharge lamp | |
| US5556191A (en) | Electric reflector lamp | |
| CA1124220A (en) | High voltage movie light and incandescent lamp unit for use therewith | |
| US4169238A (en) | Movie light, low voltage incandescent lamp unit for use therewith, and reflector | |
| EP0643258B1 (en) | Luminaire | |
| WO1995027869A1 (en) | Electric lamp with reflector | |
| JPS63198204A (ja) | 電球口金形蛍光灯 | |
| US4545007A (en) | Luminaire with lenticular lens | |
| US5278744A (en) | Illumination device and luminaire for use therein | |
| US3639750A (en) | Combination of a reflector and a halogen lamp | |
| JPH05258736A (ja) | 改良されたレンズを有するリフレクタランプ | |
| EP0136684B1 (en) | Projection lamp unit | |
| USRE30832E (en) | Ellipsoidal reflector lamp | |
| US4988911A (en) | Lamp with improved photometric distribution | |
| US4300831A (en) | Slit exposure type illumination apparatus | |
| US3309512A (en) | Photographic lamp adapter | |
| JPH06275113A (ja) | 照明用反射鏡、ランプ、照明装置および照明器具 | |
| EP0195317A2 (en) | R Lamp having an improved dome portion for increasing the useful light output | |
| Farnham | The effective application of incandescent lamps for motion picture photography | |
| US3165659A (en) | Rectangular beam electric incandescent lamp | |
| SU635354A1 (ru) | Кинопроекционна лампа накаливани | |
| KR900002953Y1 (ko) | 형광등 반사갓 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |