GB517191A - Improvements relating to electric lamps - Google Patents
Improvements relating to electric lampsInfo
- Publication number
- GB517191A GB517191A GB21774/38A GB2177438A GB517191A GB 517191 A GB517191 A GB 517191A GB 21774/38 A GB21774/38 A GB 21774/38A GB 2177438 A GB2177438 A GB 2177438A GB 517191 A GB517191 A GB 517191A
- Authority
- GB
- United Kingdom
- Prior art keywords
- improvements relating
- electric lamps
- lucas
- claws
- reflector
- 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
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/323—Optical layout thereof the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
517,191. Vehicle &c. lamps.. LUCAS, Ltd., J., and LUCAS, O. July 22, 1938, No. 21774. [Classes 75 (ii) and 75 (iv)] The reflector d of an electric lamp is secured against a rubber washer f in a recess c in the glass lamp front a by the pressure of springs carried by a clip g comprising arms formed at their ends with claws h-engaging recesses i. in the peripheral portion of the front a. The front a, reflector d and clip g form a unit which can be secured to the lamp body b by a screw. o. The claws h are preferably formed with grooves g in which the body b fits.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21774/38A GB517191A (en) | 1938-07-22 | 1938-07-22 | Improvements relating to electric lamps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB21774/38A GB517191A (en) | 1938-07-22 | 1938-07-22 | Improvements relating to electric lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
GB517191A true GB517191A (en) | 1940-01-23 |
Family
ID=10168562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB21774/38A Expired GB517191A (en) | 1938-07-22 | 1938-07-22 | Improvements relating to electric lamps |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB517191A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2647984A (en) * | 1949-10-22 | 1953-08-04 | Gen Motors Corp | Headlight bezel ring mounting |
-
1938
- 1938-07-22 GB GB21774/38A patent/GB517191A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2647984A (en) * | 1949-10-22 | 1953-08-04 | Gen Motors Corp | Headlight bezel ring mounting |
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