FI793255A - Skaerm foer asymmetrisk belysning - Google Patents
Skaerm foer asymmetrisk belysningInfo
- Publication number
- FI793255A FI793255A FI793255A FI793255A FI793255A FI 793255 A FI793255 A FI 793255A FI 793255 A FI793255 A FI 793255A FI 793255 A FI793255 A FI 793255A FI 793255 A FI793255 A FI 793255A
- Authority
- FI
- Finland
- Prior art keywords
- skaerm
- belysning
- asymmetrisk
- foer
- skaerm foer
- Prior art date
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
- F21V7/00—Reflectors for light sources
- F21V7/0066—Reflectors for light sources specially adapted to cooperate with point like light sources; specially adapted to cooperate with light sources the shape of which is unspecified
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO783593A NO142794C (no) | 1978-10-24 | 1978-10-24 | Skjerm for asymmetrisk belysning. |
| NO783593 | 1978-10-24 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI793255A true FI793255A (fi) | 1980-04-25 |
| FI63626B FI63626B (fi) | 1983-03-31 |
| FI63626C FI63626C (fi) | 1983-07-11 |
Family
ID=19884498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI793255A FI63626C (fi) | 1978-10-24 | 1979-10-19 | Skaerm foer asymmetrisk belysning |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4298921A (fi) |
| JP (1) | JPS5822841B2 (fi) |
| BE (1) | BE879460A (fi) |
| BR (1) | BR7906893A (fi) |
| CA (1) | CA1130767A (fi) |
| DE (1) | DE2941719A1 (fi) |
| DK (1) | DK446379A (fi) |
| ES (1) | ES246365Y (fi) |
| FI (1) | FI63626C (fi) |
| FR (1) | FR2439939A1 (fi) |
| GB (2) | GB2035532B (fi) |
| IT (1) | IT1124641B (fi) |
| NL (1) | NL7907695A (fi) |
| NO (1) | NO142794C (fi) |
| SE (1) | SE7908763L (fi) |
| ZA (1) | ZA795687B (fi) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3222003A1 (de) * | 1982-06-11 | 1983-12-15 | Hans-Ulrich Prof. Dipl.-Designer 4000 Düsseldorf Bitsch | Bildschirm-arbeitsplatzleuchte |
| GB8331607D0 (en) * | 1983-11-25 | 1984-01-04 | Manning P A | Lampholder shade rotator |
| US4683526A (en) * | 1985-11-06 | 1987-07-28 | Jac Jacobsen A/S | Asymmetric lamp |
| JPH0528930Y2 (fi) * | 1986-10-31 | 1993-07-26 | ||
| US6086228A (en) * | 1996-10-16 | 2000-07-11 | Mcgowan; Michael J. | Sterile illuminated magnifier and method for surgical use |
| US20120057355A1 (en) * | 2010-09-03 | 2012-03-08 | Habitex Corporation | Lamp Assembly |
| GB201116455D0 (en) * | 2011-09-23 | 2011-11-02 | Splashblade Products Ltd | Cover for a light bulb |
| CN110701508A (zh) * | 2019-09-20 | 2020-01-17 | 江门市想天照明科技有限公司 | 偏光台灯 |
| CN111720765B (zh) * | 2020-07-13 | 2022-10-18 | 梁号 | 一种led台灯及其配光方法 |
| TWD213702S (zh) * | 2020-11-06 | 2021-09-01 | 圓剛科技股份有限公司 | 麥克風支架之部分 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2142458A (en) * | 1935-05-08 | 1939-01-03 | Benjamin Electric Mfg Co | Lock for swivel reflectors |
| US2913570A (en) * | 1957-07-18 | 1959-11-17 | Gen Electric | High efficiency floodlight projector |
| FR1406687A (fr) * | 1964-06-08 | 1965-07-23 | Perfectionnements aux appliques d'éclairage, lampes d'ameublement et analogues | |
| US3476925A (en) * | 1967-07-27 | 1969-11-04 | Hubbell Inc Harvey | Floodlight reflector assembly |
| US3700882A (en) * | 1970-09-02 | 1972-10-24 | Jean Planchon | Faceted reflector |
| JPS5020784Y2 (fi) * | 1971-05-29 | 1975-06-23 | ||
| JPS5222865U (fi) * | 1975-08-06 | 1977-02-17 |
-
1978
- 1978-10-24 NO NO783593A patent/NO142794C/no unknown
-
1979
- 1979-10-15 DE DE19792941719 patent/DE2941719A1/de not_active Withdrawn
- 1979-10-17 BE BE0/197683A patent/BE879460A/fr not_active IP Right Cessation
- 1979-10-18 NL NL7907695A patent/NL7907695A/nl not_active Application Discontinuation
- 1979-10-19 FI FI793255A patent/FI63626C/fi not_active IP Right Cessation
- 1979-10-23 DK DK446379A patent/DK446379A/da not_active Application Discontinuation
- 1979-10-23 US US06/087,482 patent/US4298921A/en not_active Expired - Lifetime
- 1979-10-23 ES ES1979246365U patent/ES246365Y/es not_active Expired
- 1979-10-23 FR FR7926243A patent/FR2439939A1/fr active Granted
- 1979-10-23 SE SE7908763A patent/SE7908763L/ not_active Application Discontinuation
- 1979-10-24 CA CA338,360A patent/CA1130767A/en not_active Expired
- 1979-10-24 BR BR7906893A patent/BR7906893A/pt unknown
- 1979-10-24 JP JP54137500A patent/JPS5822841B2/ja not_active Expired
- 1979-10-24 ZA ZA00795687A patent/ZA795687B/xx unknown
- 1979-10-24 GB GB7936828A patent/GB2035532B/en not_active Expired
- 1979-10-24 IT IT26746/79A patent/IT1124641B/it active
-
1982
- 1982-09-21 GB GB08226832A patent/GB2113372B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE879460A (fr) | 1980-02-15 |
| FI63626C (fi) | 1983-07-11 |
| CA1130767A (en) | 1982-08-31 |
| GB2035532A (en) | 1980-06-18 |
| SE7908763L (sv) | 1980-04-25 |
| ZA795687B (en) | 1980-10-29 |
| JPS5581410A (en) | 1980-06-19 |
| IT7926746A0 (it) | 1979-10-24 |
| US4298921A (en) | 1981-11-03 |
| NO142794C (no) | 1980-10-15 |
| GB2113372A (en) | 1983-08-03 |
| FI63626B (fi) | 1983-03-31 |
| JPS5822841B2 (ja) | 1983-05-11 |
| NL7907695A (nl) | 1980-04-28 |
| ES246365U (es) | 1980-02-01 |
| GB2113372B (en) | 1984-03-21 |
| BR7906893A (pt) | 1980-07-15 |
| IT1124641B (it) | 1986-05-07 |
| NO783593L (no) | 1980-04-25 |
| DK446379A (da) | 1980-04-25 |
| FR2439939A1 (fr) | 1980-05-23 |
| NO142794B (no) | 1980-07-07 |
| DE2941719A1 (de) | 1980-05-08 |
| FR2439939B1 (fi) | 1983-04-01 |
| GB2035532B (en) | 1983-05-25 |
| ES246365Y (es) | 1980-08-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: JAC. JACOBSEN A.S. |