CH521549A - Light fitting - Google Patents
Light fittingInfo
- Publication number
- CH521549A CH521549A CH1592370A CH1592370A CH521549A CH 521549 A CH521549 A CH 521549A CH 1592370 A CH1592370 A CH 1592370A CH 1592370 A CH1592370 A CH 1592370A CH 521549 A CH521549 A CH 521549A
- Authority
- CH
- Switzerland
- Prior art keywords
- light fitting
- fitting
- light
- 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
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691954393 DE1954393A1 (en) | 1969-10-29 | 1969-10-29 | Foamed plastics lighting unit |
Publications (1)
Publication Number | Publication Date |
---|---|
CH521549A true CH521549A (en) | 1972-04-15 |
Family
ID=5749549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1592370A CH521549A (en) | 1969-10-29 | 1970-10-27 | Light fitting |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH521549A (en) |
DE (1) | DE1954393A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT384477B (en) * | 1981-03-13 | 1987-11-25 | Philips Nv | METHOD FOR PRODUCING A LAMP |
-
1969
- 1969-10-29 DE DE19691954393 patent/DE1954393A1/en active Pending
-
1970
- 1970-10-27 CH CH1592370A patent/CH521549A/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT384477B (en) * | 1981-03-13 | 1987-11-25 | Philips Nv | METHOD FOR PRODUCING A LAMP |
Also Published As
Publication number | Publication date |
---|---|
DE1954393A1 (en) | 1971-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |