NL7906667A - Hoogspanningsfilmlicht en gloeilampeenheid voor gebruik daarbij. - Google Patents
Hoogspanningsfilmlicht en gloeilampeenheid voor gebruik daarbij. Download PDFInfo
- Publication number
- NL7906667A NL7906667A NL7906667A NL7906667A NL7906667A NL 7906667 A NL7906667 A NL 7906667A NL 7906667 A NL7906667 A NL 7906667A NL 7906667 A NL7906667 A NL 7906667A NL 7906667 A NL7906667 A NL 7906667A
- Authority
- NL
- Netherlands
- Prior art keywords
- region
- lamp
- curvature
- reflector
- diffusion
- Prior art date
Links
- 238000009792 diffusion process Methods 0.000 claims description 31
- 230000003287 optical effect Effects 0.000 claims description 20
- 230000009977 dual effect Effects 0.000 claims description 13
- 230000002902 bimodal effect Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 8
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 239000010937 tungsten Substances 0.000 claims description 6
- -1 tungsten halogen Chemical class 0.000 claims description 3
- 239000011521 glass Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 5
- 238000005286 illumination Methods 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 235000008753 Papaver somniferum Nutrition 0.000 description 1
- 240000001090 Papaver somniferum Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 235000015067 sauces Nutrition 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 |
| US93993078 | 1978-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7906667A true NL7906667A (nl) | 1980-03-10 |
Family
ID=25473952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7906667A NL7906667A (nl) | 1978-09-06 | 1979-09-06 | Hoogspanningsfilmlicht en gloeilampeenheid voor gebruik daarbij. |
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 |
| CA1124220A (en) | 1982-05-25 |
| 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 | |
| US5235470A (en) | Orthogonal parabolic reflector systems | |
| US20090129118A1 (en) | Multiple lamp illumination system | |
| US3622832A (en) | Interchangeable tungsten halogen lamp | |
| TW200419213A (en) | Light source unit and projector having the same | |
| JPH08501408A (ja) | 凹面のトロイダル反射鏡を使用して集束及び収集する光学システム | |
| US5568967A (en) | Electric lamp with reflector | |
| RU2443937C2 (ru) | Газоразрядная лампа высокой интенсивности для направленного освещения | |
| NL7906667A (nl) | Hoogspanningsfilmlicht en gloeilampeenheid voor gebruik daarbij. | |
| AU677410B2 (en) | Luminaire | |
| US20040085770A1 (en) | Luminaire | |
| NL7906635A (nl) | Filmlicht en laagspanningsgloeilampeenheid voor gebruik daarbij. | |
| JP3062109B2 (ja) | ストロボ装置および該ストロボ装置を内蔵した画像記録装置 | |
| EP0136684B1 (en) | Projection lamp unit | |
| US3786248A (en) | Luminaire | |
| US4843521A (en) | Reflector with curved dual involute surfaces | |
| EP0470752A1 (en) | Lamps | |
| US3082345A (en) | Electric lamp | |
| US3309512A (en) | Photographic lamp adapter | |
| JP2001511913A (ja) | プロジェクタ用照明装置 | |
| JPH11162219A (ja) | 照明装置 | |
| US4897572A (en) | Light tube with slidable electrodes | |
| US3165659A (en) | Rectangular beam electric incandescent lamp | |
| Farnham | The effective application of incandescent lamps for motion picture photography | |
| Clark et al. | Evolution in tungsten lamps for television and film lighting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |