US1759720A - Headlight - Google Patents
Headlight Download PDFInfo
- Publication number
- US1759720A US1759720A US35723329A US1759720A US 1759720 A US1759720 A US 1759720A US 35723329 A US35723329 A US 35723329A US 1759720 A US1759720 A US 1759720A
- Authority
- US
- United States
- Prior art keywords
- reflector
- casing
- headlight
- housing
- wall
- 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 - Lifetime
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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
- F21V7/04—Optical design
-
- 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
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity at the junction between adjacent areas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Definitions
- This invention relates to new and useful improvements in headlights, ⁇ 'and particularly to headlights for automobiles.
- the present application is an improvement on my prior Patent #1,545,800, issued July One object of the present invention is to provide a headlight wherein the reflector is so constructed and arranged that the lamp bulb is completely hidden from the vision of the drivers of approaching vehicles.
- Another object is to provide a headlight wherein the reflector is so constructed and arranged that the light rays will be reflected down on the road, ahead of the vehicle, and wherein none of the rays will reach the eyes of approaching drivers.
- Figure 1 is a front elevation of a headlight made in accordance with the present invention.
- Figure 2 is a vertical central sectional view on the line 2-2 of Figure 1.
- FIG. 3 is a side elevation of the head light.
- 10 represents a casing which is octagonal in cross section, with the uppermost wall removed, and formed on the upper portion of the'casing, is a housing 11, which extends throughout the entire length of the casing, said housing having i the vertical front and rear walls 12 and 13. It will be noted that the casing 10 tapers toward the rear end, while the upper wall of the housing .40 11 is horizontal.
- the reflector Disposed within the forward end'of the casing 10, is the reflector, represented as a whole by the numeral 14, said reflector comprising a plurality of angularly connected,
- the inner or rear ends of the reflecting planes 15 are connected to a reflector plate 16, which is secured within the housing 11, adjacent the top wall thereof,
- the forward ends of the reflecting planes 15 are properly secured to the forward ⁇ ends of the walls of the casing 10, as clearly seen in the drawing.
- the light from the lamp 17, upon striking the faces of the reflecting planes 15, will be reflected forwardly and downwardly, on the road, such light rays striking the road in such position as not to reach the eyes ofthe approaching drivers. ⁇ In fact, none ofthe light rays, reflected from the surfaces 15, will rise high enough to reach the eyes of appreaching drivers.
- a casing comprising a plurality of upwardly and rearwardly tapering walls and an upper horizontal longitudinally extending housing, said housing having a depending front'wall the lower edge of'which is cut to conform to and form the upper portion' of the front opening of the casing, and a reflector in the forward portion of the lsaid casing,A said reflector comprising a plurality ofupwardly and inwardly tapering reflecting plates having their forward ends secured to the forward ends of said tapering walls of the casing and having an approximately horizontal flat top wall connected with the said front wall of the housing, and a source of light supported by and depending from saidtop wall and concealed by the front wall of the housing.
Description
G. W. STITZER May 2o, 1930.
HEADLIGHT Filgd Ap 31a/anton W z'zef Patented May 20, 1930 PATENT OFFICE GEORGE W. s'rITznR, or MAHANOY CITY, PENNSYLVANIA HEADLIGHT Application filed April 22,
This invention relates to new and useful improvements in headlights,` 'and particularly to headlights for automobiles.
The present application is an improvement on my prior Patent #1,545,800, issued July One object of the present invention is to provide a headlight wherein the reflector is so constructed and arranged that the lamp bulb is completely hidden from the vision of the drivers of approaching vehicles.
Another object is to provide a headlight wherein the reflector is so constructed and arranged that the light rays will be reflected down on the road, ahead of the vehicle, and wherein none of the rays will reach the eyes of approaching drivers.
Other objects and advantages will be apparent from the following description when taken in connection with the accompanying drawing. j
In the drawing:
Figure 1 is a front elevation of a headlight made in accordance with the present invention.
Figure 2 is a vertical central sectional view on the line 2-2 of Figure 1.
Figure 3 is a side elevation of the head light. l Referring particularly to the accompanying drawing, 10 represents a casing which is octagonal in cross section, with the uppermost wall removed, and formed on the upper portion of the'casing, is a housing 11, which extends throughout the entire length of the casing, said housing having i the vertical front and rear walls 12 and 13. It will be noted that the casing 10 tapers toward the rear end, while the upper wall of the housing .40 11 is horizontal.
Disposed within the forward end'of the casing 10, is the reflector, represented as a whole by the numeral 14, said reflector comprising a plurality of angularly connected,
and rearwardly tapering reflecting plane members 15. The inner or rear ends of the reflecting planes 15 are connected to a reflector plate 16, which is secured within the housing 11, adjacent the top wall thereof,
and in slightly convergent relation thereto.
1929., Serial No. 357,233.
The forward ends of the reflecting planes 15 are properly secured to the forward `ends of the walls of the casing 10, as clearly seen in the drawing.
Upon reference to the sectional view, Figure 2, it will be seen that the reflector 14 inclines sharply downward and forward, and that the forward end of said reflector is cut vertically, thereby producing a reflector which has the general contour of a clamshell. In the approximate center of the wall or plate 16 there is disposed an electric light bulb 17, such bulb being completely hidden from view by approaching drivers, by being situated behind the vertical front wall 12, of the housing 11.
The light from the lamp 17, upon striking the faces of the reflecting planes 15, will be reflected forwardly and downwardly, on the road, such light rays striking the road in such position as not to reach the eyes ofthe approaching drivers.` In fact, none ofthe light rays, reflected from the surfaces 15, will rise high enough to reach the eyes of appreaching drivers.
What is claimed is:
In a headlight, a casing comprising a plurality of upwardly and rearwardly tapering walls and an upper horizontal longitudinally extending housing, said housing having a depending front'wall the lower edge of'which is cut to conform to and form the upper portion' of the front opening of the casing, and a reflector in the forward portion of the lsaid casing,A said reflector comprising a plurality ofupwardly and inwardly tapering reflecting plates having their forward ends secured to the forward ends of said tapering walls of the casing and having an approximately horizontal flat top wall connected with the said front wall of the housing, and a source of light supported by and depending from saidtop wall and concealed by the front wall of the housing.
In testimony whereof, I affix my signature.
lGEORGE W. STI'IZER.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35723329 US1759720A (en) | 1929-04-22 | 1929-04-22 | Headlight |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35723329 US1759720A (en) | 1929-04-22 | 1929-04-22 | Headlight |
Publications (1)
Publication Number | Publication Date |
---|---|
US1759720A true US1759720A (en) | 1930-05-20 |
Family
ID=23404807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US35723329 Expired - Lifetime US1759720A (en) | 1929-04-22 | 1929-04-22 | Headlight |
Country Status (1)
Country | Link |
---|---|
US (1) | US1759720A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4683525A (en) * | 1984-03-01 | 1987-07-28 | Fusion Systems Corporation | Lamp having segmented reflector |
US5061055A (en) * | 1990-07-27 | 1991-10-29 | Lyne Dube | Bedside television viewer |
US20050062388A1 (en) * | 2000-12-04 | 2005-03-24 | Camm David Malcolm | Heat-treating methods and systems |
US20050179354A1 (en) * | 2004-02-12 | 2005-08-18 | Camm David M. | High-intensity electromagnetic radiation apparatus and methods |
-
1929
- 1929-04-22 US US35723329 patent/US1759720A/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4683525A (en) * | 1984-03-01 | 1987-07-28 | Fusion Systems Corporation | Lamp having segmented reflector |
US5061055A (en) * | 1990-07-27 | 1991-10-29 | Lyne Dube | Bedside television viewer |
US20050062388A1 (en) * | 2000-12-04 | 2005-03-24 | Camm David Malcolm | Heat-treating methods and systems |
US20050179354A1 (en) * | 2004-02-12 | 2005-08-18 | Camm David M. | High-intensity electromagnetic radiation apparatus and methods |
US7781947B2 (en) | 2004-02-12 | 2010-08-24 | Mattson Technology Canada, Inc. | Apparatus and methods for producing electromagnetic radiation |
US20100276611A1 (en) * | 2004-02-12 | 2010-11-04 | Mattson Technology Canada, Inc. | High-intensity electromagnetic radiation apparatus and methods |
US8384274B2 (en) | 2004-02-12 | 2013-02-26 | Mattson Technology, Inc. | High-intensity electromagnetic radiation apparatus and methods |
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