NL50588C - - Google Patents
Info
- Publication number
- NL50588C NL50588C NL50588DA NL50588C NL 50588 C NL50588 C NL 50588C NL 50588D A NL50588D A NL 50588DA NL 50588 C NL50588 C NL 50588C
- Authority
- NL
- Netherlands
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
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/56—Cooling arrangements using liquid coolants
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE454906X | 1935-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL50588C true NL50588C (en) | 1900-01-01 |
Family
ID=6538986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL50588D NL50588C (en) | 1935-03-20 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR804116A (en) |
| GB (1) | GB454906A (en) |
| NL (1) | NL50588C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2569876A (en) * | 1947-03-14 | 1951-10-02 | Edwin C Weiskopf | Multiple lamp apparatus for interchanging liquid-cooled lamps |
| AT518220B1 (en) * | 2016-02-02 | 2017-11-15 | Zkw Group Gmbh | Lighting unit for a motor vehicle |
-
0
- NL NL50588D patent/NL50588C/xx active
-
1936
- 1936-03-09 GB GB7122/36A patent/GB454906A/en not_active Expired
- 1936-03-19 FR FR804116D patent/FR804116A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB454906A (en) | 1936-10-09 |
| FR804116A (en) | 1936-10-16 |