GB987557A - Improvements in automobile headlamps - Google Patents
Improvements in automobile headlampsInfo
- Publication number
- GB987557A GB987557A GB9351/64A GB935164A GB987557A GB 987557 A GB987557 A GB 987557A GB 9351/64 A GB9351/64 A GB 9351/64A GB 935164 A GB935164 A GB 935164A GB 987557 A GB987557 A GB 987557A
- Authority
- GB
- United Kingdom
- Prior art keywords
- filament
- screen
- bulb
- reflecting
- headlamp
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K9/00—Lamps having two or more incandescent bodies separately heated
- H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
987,557. Vehicle headlamps. S. GRUNNING, and E. NORDMARK. March 5, 1964 [May 8, 1963], No. 9351/64. Heading F4R. [Also in Division H1] In a vehicle headlamp of which the bulb has one lag range filament and one dipped filament shielded on the underside by a screen which extends rearwardly of the filament and is apertured to accommodate the long range filament, a secondary screen 21 surrounding the bulb is provided and a zone of the upper part of the headlamp lens 19 may be frosted or rendered reflecting. The screen 21 may be slightly inclined to the horizontal to produce an asymmetrical lighting effect and may be reflecting.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE503663 | 1963-05-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB987557A true GB987557A (en) | 1965-03-31 |
Family
ID=20265562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9351/64A Expired GB987557A (en) | 1963-05-08 | 1964-03-05 | Improvements in automobile headlamps |
Country Status (5)
Country | Link |
---|---|
US (1) | US3293475A (en) |
DE (1) | DE1464195B2 (en) |
FR (1) | FR1395811A (en) |
GB (1) | GB987557A (en) |
NL (1) | NL6405099A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL154058B (en) * | 1968-06-08 | 1977-07-15 | Philips Nv | HALOGEN BULB FOR VEHICLE LIGHTING. |
US4536831A (en) * | 1984-07-09 | 1985-08-20 | Gte Products Corporation | Replacement lamp with means for spacing |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB404578A (en) * | 1933-08-17 | 1934-01-18 | Wilhelm Honing | Improvements in electric incandescent lamps |
US2277685A (en) * | 1937-11-11 | 1942-03-31 | Bergstrom Axel Emil | Headlight, especially for automobiles and similar vehicles |
US2843779A (en) * | 1957-05-06 | 1958-07-15 | Darsie George | Headlight |
-
1964
- 1964-02-13 US US344593A patent/US3293475A/en not_active Expired - Lifetime
- 1964-03-05 GB GB9351/64A patent/GB987557A/en not_active Expired
- 1964-03-06 FR FR1395811A patent/FR1395811A/en not_active Expired
- 1964-03-16 DE DE19641464195 patent/DE1464195B2/en active Pending
- 1964-05-08 NL NL6405099A patent/NL6405099A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR1395811A (en) | 1965-04-16 |
US3293475A (en) | 1966-12-20 |
NL6405099A (en) | 1964-11-09 |
DE1464195A1 (en) | 1969-02-06 |
DE1464195B2 (en) | 1971-01-14 |
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