US1941332A - Antiglare device - Google Patents

Description

Dec. 26, 1933. 5 WALKER 1,941,332

ANT IGLARE DEVI CE Filed Aug. 23, 1932 INeENToR ATTO R N EY Patented Dec. 2 6, $33 e I I when STATES! PATENT OFFICE ANTIGLARE DEVICE John s. Walker, Pittsburgh, Pa. Application August, 23, 1932. Serial No. 630,096

2 Claims. (01. 24.0-48.4)

The invention relates generally to motor ve-' sion 12'. The preferred form of shield is that hicle headlights and particularly to means for which is formed as an integral part of the lens preventing glaring of the same and has for its 13 and will consequently be of glass, the neck object the provision of an anti-glaredevice which portion 14 uniting the globular body portion with may be incorporated with the headlight lens as the lens 13 at the center of the latter. Both the an integral part, t .body portion and extension of the shield are con- A further object of the invention is to provide cave and the concave sides are disposed in facing a device of the character indicated which is of relation to the bulb 10. I such form that it may also be applied to lenses .The shield as a whole consists of the nested already in use by cementing it in proper position elements 15 and 16, the latter being received in on such lenses, the former and being provided with a marginal A still further object is to provide an antiflange 17 throughout the body portion and exglare device of such form that it obstructs the tension to seat on the upper edge of the outer direct rays of the headlight bulb and at the same element, to which it is cemented as indicated at 15- time diverts or reflects them onto the upper 18. Being of glass, the material of the lens 13,

zone of the headlight reflector from which they it is necessary if it isto perform any reflecting are reflected downwardly at such an inclination function that it be rendered opaque and to this as to intensify the ground illumination from the end the outer surface of the inner element 16 is headlights, silvered as indicated at19. Thusthe inner sur- 20" Astill further object is to provide an antiface of the body portion and extension of the glare device which is-of simple form and which inner element is converted into a reflector, 'so therefore may be easily and cheaply manuthat the direct rays from the bulb 10 are directed faetured onto the upper zone of the reflector 11 from which With the above and other objects in view, the they are redirected to the ground, the silvered 2 invention consists in a construction and oom- Surface 19 rendering the Shield as a Whole p q bination of parts of which the drawing illus- 50 that the direct y of l p y not be trates what is at presentthcught to be the preferp jected directly through the lens 13. able embodiment. The invention is not t be In the modified form of the invention, intended resiricted to such embodiment, however, for confor applica i n- Conventional lenses, the Shield 30 tined use in practice may suggest certain changes 0 has the Outer element 21 formed preferably of orralterations and the right is claimed to make metal d its ec p t o 22 is formed with a any of these falling within the scope of the apcircumferential flange 3 w s d p sed pended claims against the inner face of the lens 24 to which it In the drawing; is secured, preferably by cement as indicated at 35 j Figure 1 is a centralvertical sectional view or 5- The inner e t 6 ste t a y dup ia conventional headlight to which the improvecate of the inner element 16 in the form illusment constituting the invention is applied. trated in Figure 3, being formed with a marginal Figure 2 is a sectional view on the line 2-2 of flange 27, seated on the inturned upper edge 28 of Figure 1. the outer element, to which it is cemented as 46 Figure 3 is a vertical longitudinal s ti l indicated at 29. The outer face of the inner eleview of the anti-glaredevice constituting the int is silve ed as indicated at 30. vention when such device is made of the same h inturn d edge 28 of the outer element 21 material as the headlight lens. serves as a means for so positioning the inner Figure a is a sectional view similarto Figure 3 element when attached, that the silvered surface 45 showing a modified form of the invention, such as 30 is spaced from the interior surface of the outer' the form in which it may be made when it is to element, so that the silvered surface may not be be used as an attachment to be applied to condamaged in the application of the inner element 1 ventional lenses. 7 to the outer element. u

Being designed to notonly obstruct the direct Since reflection is as necessary as opacity in 5G glaring rays of the headlight 10 but to divert these the shield, the silvering of the outer face of the raysto the reflector 11 by which they may be inner element 26 is necessary to secure the desired redirected onto the ground to intensify the lureflecting properties. minosity in this area, the shield 12 is formed with The invention having been described, what is a globular body portion 12 and a rearwardly cl imed as new and useful is: 55 exten in downwardly inclined scoop-like eXten- 1. An anti-glare device of the kind described,

of globular form having a rearwardly extending downwardly inclined scoop-like extension of concave formation, a reflector coating on the inner body, a connector between the outer body and a headlight lens for confronting the inner body with relation to a light projecting medium within the headlight, and a marginal flange formed on the inner body and overlying and engaged with the marginal edge of the outer body.

JOHN S. WALKER.

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