Back to results
US 10,480,138 B2Granted
Illuminated road marker
OwnerDavid E. Lambertinventor
Life of this patent
Estimating the term…
Abstract
A road marker and an installation for a roadway extending along a longitudinal axis and having a roadway upper surface. The road marker includes a housing containing an energy source and a light source to be powered by the energy source and configured to emit light along the longitudinal axis.
Claims15
A road marker for positioning at least partially below a surface of a roadway, the road marker comprising:
- a housing having:
- a first end portion;
- a second end portion;
- a central portion disposed between the first end portion and the second end portion;
- and
- a tab configured to be positioned on the roadway surface, wherein the tab is positioned above the first end portion, the second end portion, and the central portion such that when the tab is positioned on the roadway surface, the first end portion, the second end portion, and the central portion are positioned below the roadway surface, and wherein the central portion is positioned higher than at least one of the first end portion and the second portion;
- a light source disposed at the first end portion, wherein the light source is configured to emit light in a direction away from the central portion;
- and
- a solar energy collection member disposed on the housing and configured to be positioned below the roadway surface.
6 more elements
A road marker comprising:
- a housing, comprising:
- a first end portion;
- a second end portion;
- a first end surface and a second end surface disposed on a first side of the housing;
- and
- a lower surface disposed on a second side of the housing, the second side being opposite to the first side;
- a light source disposed at the first end portion;
- and
- a plurality of recesses disposed in the first end surface, the second end surface, and the lower surface and configured to secure the housing in a road recess.
6 more elements
An installation for a roadway, the roadway extending along a longitudinal axis and having a roadway upper surface, the installation comprising:
- a channel formed in the roadway and extending in a longitudinal direction, the channel including a marker portion and a channel end tapered from the marker portion to the roadway upper surface;
- and
- a road marker disposed at least partially in the marker portion of the channel, the road marker comprising:
- a housing comprising a first end portion, a second end portion, and a central portion disposed between the first and second end portions;
- an energy source operatively coupled to the housing;
- a light source operatively coupled to the first end portion of the housing, the light source to be powered by the energy source and configured to emit light along the longitudinal axis in a direction away from the central portion;
- and
- wherein the housing, the energy source and the light source are positioned below the roadway upper surface;
- and
- wherein the housing has a central portion height that is greater than a height of at least one of the first end portion and the second portion.
7 more elements
Dependencies are inferred from the claim text.