Class 359/532 - Mounted adjacent roadway

Subclass of Class 359 - Optical: systems and elements
Definition: Subject matter wherein the reflector is positioned off of
No. of patents: 40
Last issue date: 12/12/2006

Number	Title	Issue Date
7147400	Road marking system The road-marking system is described for influencing a flow of traffic consisting of vehicles traveling over a roadway. The road-marking system comprises a plurality of road marking units. The road marking units are provided with at least one light source for emitti...	12/12/2006
6861134	Retroreflective articles of nanoporous construction and method for the manufacture thereof A retroreflective article comprises a) a microporous substrate (52) containing a plurality of pores (56) which are less than 0.5 μm in diameter; and b) a layer of reflective material (54) located on the surface (58) of the substrate such...	03/01/2005
6758567	One-piece reflective marking sheet A continuously formed, low profiled reflective pavement marker comprising a multiple, inclined, low profiled reflective portions, which are integrally connected by horizontally, positioned reflective sheeting. Each raised reflective portion integrally having multipl...	07/06/2004
6656566	Retroreflective luminescent articles Sheeting material is disclosed that contains a retroreflective layer and a layer of luminescent material on the bottom or lower surface of the retroreflective layer. The sheeting material can be formed into signage or decorative articles that are highly v...	12/02/2003
6626544	Prismatic retroreflector having a multi-plane facet A retroreflective structure includes a retroreflective sheeting having an array of transparent prisms formed into pairs of prisms. Each prism includes a base aperture and three intersecting lateral faces meeting at an apex. Each of the lateral faces inclu...	09/30/2003
6451408	Retroreflective article A retroreflective article that exhibits suitable retroreflective luminance under dry and dynamic wet conditions. The article includes an enclosed-lens retroreflective sheeting that, under dry conditions, exhibits a coefficient of retroreflective luminance...	09/17/2002
6413615	Cube corner geometric structures in a substrate formed by both replicating and machining processes A cube corner article having a structured surface of geometric structures, each geometric structure having a plurality of faces at least some of which are arranged as a cube corner element, is made by providing a first substrate having a plurality of groo...	07/02/2002
6290362	Delineator capable of reflecting oblique incident light beam A delineator easily recognized by the driver even when attached at a moderate curve of a road includes colorless transparent reflectors attached inclined by a prescribed angle with respect to an aluminum base and amber transparent reflectors attached incl...	09/18/2001
6282026	Retroreflectors having two optical surfaces and varying retroreflectivity Retroreflective articles provide varying retroreflection using a first surface that includes a plurality of light redirecting structures and a second surface that includes retroreflective areas and separation areas. The light redirecting structures on the...	08/28/2001
6168276	Road safety reflector A road safety reflector assembly has a pair of oppositely disposed finger cradles with a hollow, reinforceable housing, which has one or two reflectors mounted therein....	01/02/2001
6139158	Retroreflective articles with multiple size prisms in multiple locations Retroreflective sheeting and articles are formed in which the size of the retroreflective and non-retroreflective surfaces may be varied across an array of microprisms. This is accomplished by varying the location of the reflective coating applied to the ...	10/31/2000
6127020	Method of making wet retroreflective marking material A method of making a retroreflective marking material is provided, the method has the steps of: (a) providing an enclosed-lens retroreflective sheet having a top surface and a bottom surface and comprising a cover layer and a monolayer of retroreflective ...	10/03/2000
6084709	Delineator capable of reflecting oblique incident light beam A delineator easily recognized by the driver even when attached at a moderate curve of a road includes colorless transparent reflectors attached inclined by a prescribed angle with respect to an aluminum base and amber transparent reflectors attached incl...	07/04/2000
6012818	Retroreflective sheeting articles A retroreflective sheet comprises a film having a substantially flat surface and a large number of pyramidal projections having retroreflectivity on the opposite surface, and a colored layer and an adhesive layer disposed on the surface of the film having...	01/11/2000
5981113	Curable ink composition and imaged retroreflective article therefrom Radiation curable ink compositions and coating compositions contain an aliphatic (meth)acrylate functional macromonomer, a reactive acrylate monomer, and a photoinitiator. Ink compositions also contain an effective amount of a colorant or pigment. These i...	11/09/1999
5946134	Raised structure retroreflective article A cube corner article and method of manufacturing the article from a series of directly machinable unitary substrates. The method of manufacture comprises the first step of providing an initial unitary directly machinable substrate of material suitable fo...	08/31/1999
5854709	Chameleonic cube corners A retroreflector construction comprises a first transparent layer of a relatively high refractive index having on its rear surface one or more cube corner retroreflector elements; a second thin transparent layer of relatively low refractive index in subst...	12/29/1998
5835271	Encased retroreflective elements and method for making A retroreflective element that exhibits exceptional wet retroreflectivity, and a method of manufacturing the same. The retroreflective element includes an assembly having a multi-sided retroreflector and a clear thermoplastic. In one embodiment, the clear...	11/10/1998
5822119	Retroreflective sheeting material, a method of its production and its use A retroreflective sheeting material comprising at least one retroreflective optical system (200, 300, 400) consisting of an entrance transmission optical element (201, 301) for receiving and focusing incident electromagnetic radiation from an irradiation ...	10/13/1998
5818640	Sign illumination system and method This relates to a system for and method of illuminating a sign, so that drivers and observers may easily recognize and read the sign and billboard. The apparatus employs an external illumination source that is easy to inspect and maintain. The illuminatio...	10/06/1998
5759671	Ultraviolet luminescent retroreflective sheeting Ultraviolet luminescent retroreflective sheeting includes a retroreflective portion containing retroreflective elements and an ultraviolet luminescent portion to facilitate nighttime viewing by persons not located at or near a source of light being retror...	06/02/1998
5731895	Post mounted reflector A reflective element mountable to a post comprises a body member having an internal keyway formed therein for sliding over the post. A bore is provided, preferably transversely through the body member, and is dimensioned to receive either a pin or a bolt ...	03/24/1998
5657162	Retroreflective articles with multiple size prisms in multiple locations Retroreflective sheeting and articles are formed in which the size of the retroreflective and non-retroflective surfaces may be varied across an array of microprisms. This is accomplished by varying the location of the reflective coating applied to the mi...	08/12/1997
5264063	Method for making flexible retroreflective sheet material A flexible retroreflective sheet material is formed by adhering a first face of a first flexible synthetic resin sheet material to a synthetic resin second sheet material by a first adhesive which preferentially adheres to the second sheet material. On th...	11/23/1993
5237449	Biased lenticular sign system A highway sign includes a reflective back surface and a biased lenticular lens front surface for reflecting light back in the direction of the original light source. The reflective back surface preferably comprises a plurality of corner cubic reflectors a...	08/17/1993
4801193	Retroreflective sheet material and method of making same A retroreflective sheeting has microretroreflective formations on one surface which are partially metallized and partially exposed to the atmosphere about them. It is produced by forming a coating on microprism surface, and this coating includes a thin me...	01/31/1989
4775219	Cube-corner retroreflective articles having tailored divergence profiles Cube-corner retroreflective article having improved divergence profiles. The three lateral reflecting faces of the cube-corner retroreflective elements are formed by three intersecting sets of parallel V-shaped grooves, and at least one of the sets includ...	10/04/1988
4726134	Roadway sign An improved roadway sign comprising a light retroreflective indicia region and colored retroreflective background region is provided. The retroreflective properties of the regions are selected such that the ratio of the retroreflective brightness of the i...	02/23/1988
4712868	Expanded retroreflective sheet material Retroreflective sheet material capable of retroreflecting light at high incidence angles is prepared by laminating retroreflective sheeting to a base sheet, slitting the laminated sheet assembly in an array of spaced discontinuous slits, and expanding the...	12/15/1987
4703999	Wide-angle-reflective cube-corner retroreflective sheeting Cube-corner retroreflectors having a rear surface configured with a cube-corner reflective element are made capable of reflecting light over a wide range of incident angles by placing a specularly reflective surface shaped as a negative of the cube-corner...	11/03/1987
4440104	Emergency warning device An emergency warning device comprising a base, three arms extending upwardly from the base to define an equilateral triangle, one of the arms extending horizontally on the base and the other two arms extending upwardly. Each arm has reflective and fluores...	04/03/1984
4403565	Emergency triangular road safety device An emergency warning device comprising a base, three arms extending upwardly from the base to define an equilateral triangle, one of the arms extending horizontally on the base and the other two arms extending upwardly. Each arm has reflective and fluores...	09/13/1983
4221498	Roadside barrier reflector An improved roadside reflector assembly which when mounted alongside a road is continuously visible by retroreflected light by the driver of a vehicle moving along the road at night-time within a viewing angle of from about 0° to 60° relative thereto, w...	09/09/1980
4208090	Reflector structure There is disclosed a reflector structure that is highly visible both in daylight and at night, the structure including a body of transparent material having a front face and a rear face, the rear face including a continuous support surface having therein ...	06/17/1980
4202600	Diced retroreflective sheeting Retroreflective sheeting having a plurality of retroreflective cube corner prisms distributed over one of its surfaces is described. The prisms are disposed in a planar array having a plurality of zones of prisms having differing angular orientations such...	05/13/1980
4152046	Light reflecting delineator A light reflecting delineator particularly adapted for delineating or marking the edges of road shoulders, bridges, abutments or other areas or objects that should be marked for the safety of motorists. The delineators are preferably of the reflex reflect...	05/01/1979
4123181	Roadside barrier marker system An improved roadside marker system wherein each individual reflector means is continuously visible by the driver of a vehicle moving along the roads surface at night-time from an angle of 0° to 60° where 0° extends substantially parallelly to a tangent...	10/31/1978
4073568	Retroreflector units with three mutually perpendicular surfaces defining a trihedral angle of a rectangular parallelepiped A retroreflector of improved efficiency is disclosed comprising, in one form, a light-transmitting sheet adapted in use to be disposed in an angled position such that a normal to the sheet is at an angle of about 5° to about 85° from an incident beam of...	02/14/1978
3970033	Portable reflector device A construction suitable for incorporation into a display device, reflector, or the like. The construction employs a closed loop of material having elongated side wall portions. The loop is generally cross sectionally H-shaped. A flange or the like may pro...	07/20/1976

PatentStorm

Bizarre Patents

PatentStorm News

Class 359/532 - Mounted adjacent roadway