F21S41/285

Road finishing machine with indirect lighting of a working area
11598054 · 2023-03-07 · ·

A road finishing machine comprises a tractor and a screed hinged to the tractor to be towed behind the tractor. At the tractor, a main control platform of the road finishing machine is provided which offers space for an operator and comprises operational controls for controlling functions of the road finishing machine. The main control platform has a roof, wherein a lighting unit with a light source is provided at the roof. The lighting unit comprises a housing which accommodates the light source and has a reflector. The reflector is configured to reflect light emitted by the light source into a working area of the screed so that the working area of the screed is illuminated indirectly.

Light system including a lens texture shutoff

A light system including: (a) a first light region configured to provide a first light function; (b) a second light region configured to provide a second light function that is different from the first light function; (c) a blocker located between the first light region and the second light region so that when the first light function is activated, light from the first light region is prevented from passing to the second light region by the blocker and when the second light function is activated, light from the second light region is prevented from passing to the first light region by the blocker; (d) a textured surface in the first light region, the second light region, or both; and (e) a texture shutoff located between the textured surface in the first light region, the second light region, or both and located between the textured surface and the blocker so that the texture surface prevents material of the first light region, the second light region, the blocker, or a combination thereof from forming flash on an outside of the light system; wherein the blocker prevents light from only extending through the texture shutoff; and wherein the first light function and the second light function provide the light to a location around a vehicle that comprises the light system.

LIGHT EMITTING SYSTEM, A DESIGN ELEMENT, A REAR VIEW DEVICE, A COVERING DEVICE, AND A BODY COMPONENT OF A VEHICLE

A light emitting system includes a light pipe, a light source disposed at least partially within an interior of the light emitting system, and configured to emit light when receiving electrical power from an electrical power source, wherein the light source is arranged adjacent to and directed towards the light pipe, a lens substantially enclosing the interior of the light emitting system, the light pipe and the light source, the lens having an inner surface and an outer surface disposed opposite the inner surface, and a mask comprising a coating that is applied on the lens and laser etched to form a desired pattern, wherein light emitted from the light source passes through the light pipe and lens.

LAMP FOR VEHICLE AND VEHICLE INCLUDING THE SAME
20230118520 · 2023-04-20 · ·

A lamp for a vehicle includes a plurality of light sources and a light guide unit having a recessed region, the plurality of light sources includes a first light source configured to face a rear portion of the light guide unit, and a second light source configured to face a lower portion of the light guide unit, the light guide unit includes a first light entering portion configured such that at least a part of light emitted from the first light source enters the first light entering portion, and a second light entering portion provided in the recessed region and configured such that at least a part of light emitted from the second light source enters the second light entering portion, and the second light entering portion is positioned below a function division plane which is an imaginary plane.

HEADLAMP OPTICAL ELEMENT, HEADLAMP MODULE, VEHICLE LAMP AND VEHICLE

The present disclosure relates to a headlamp optical element comprising a light collecting part, a light emitting part and a reflecting part connected in sequence. The reflecting part comprises a low beam or high beam cutoff line structure. The end of the light collecting part comprises an outer contour surface and a concave cavity including a cambered front light incident surface and a lateral light incident surface that is curved with a smaller circumference closer to the reflecting part. The outer contour surface is curved with a larger circumference closer to the reflecting part. A lower portion of the light collecting part is provided with a region III light-shape forming structure, wherein part of light converged can be emitted from region III and under the reflecting part in sequence forming a light-shape of a low beam region III. The headlamp optical element is simple, compact, and lighter in weight.

LOW BEAM OPTICAL MODULE, LOW BEAM ILLUMINATION MODULE, VEHICLE LAMP AND VEHICLE

A low beam optical module includes a lens, a light-shielding sheet and at least one light concentrating portion. The light-shielding sheet includes a light-shielding sheet body. An upper edge of a front end of the light-shielding sheet body comprises a low beam cutoff line structure. A front end surface and the rear end surface of the light-shielding sheet body are transparent. The light concentrating portion is connected to a rear end of the light-shielding sheet. The lens is arranged in front of the light-shielding sheet, and an outer contour surface of the at least one light concentrating portion is engaged with a lower surface of the light-shielding sheet body—the light-shielding sheet body can receive emitted light of the light concentrating portion and refract the light from the front end surface to the lens. The projected light forms a low beam region III beam shape. A low beam illumination module, a vehicle lamp and a vehicle includes the low beam optical module.

LIGHT EMITTING MODULE AND LAMP FOR VEHICLE INCLUDING THE SAME
20230060919 · 2023-03-02 ·

A light emitting module includes at least one light source that generates a first light having a first wavelength region, and a wavelength converter that is excited by the first light and generates a second light having a second wavelength region. The wavelength converter includes a wavelength converting material that is excited by the first light to generate a third light having a third wavelength region, and in the second light, the first light and the third light are mixed at predetermined ratios.

LAMP MODULE AND VEHICLE LAMP INCLUDING THE SAME
20230066763 · 2023-03-02 ·

A lamp module includes a light source unit that generates light; a light guide unit that guides the light incident on an incidence portion from the light source unit to be emitted to an emission portion; and an optical unit that transmits the light emitted from the light guide unit to allow a predetermined beam pattern to be formed. In particular, the optical unit includes a plurality of lenses disposed in a vehicle width direction, and the emission portion includes a plurality of emission surfaces disposed in the vehicle width direction to correspond to the plurality of lenses.

Selectively frosted optical element for beam shaping
11629842 · 2023-04-18 · ·

An apparatus can include a lens that can shape light emerging from a light emitting diode (LED). The emergent light from the LED can be substantially centered around an LED axis. An incident surface of the lens can be positioned to face the LED. The incident surface can include a concave portion. The concave portion can be substantially smooth, so as not to substantially scatter light that strikes the concave portion. The concave portion can be substantially centered around a concave portion axis that is non-coaxial with the LED axis. The incident surface can include a scattering portion, positioned away from the concave portion, which can be textured so as to scatter light that strikes the scattering portion. An exiting surface of the lens can optionally include a generally planar portion that at least partially surrounds a substantially smooth convex portion.

Vehicle lamp illumination module, vehicle lamp and vehicle

A vehicle lamp, a vehicle, and a vehicle lamp illumination module. The vehicle lamp illumination module comprises light sources, a low-beam primary optical element, a high-beam primary optical element, and a secondary optical element. The low-beam primary optical element can guide light to be sequentially emitted via the low-beam primary optical element and the secondary optical element to form a low-beam shape. The high-beam primary optical element comprises multiple collimation units, wherein the surfaces of light emitting ends of the collimation units are connected together or integrally formed to form a high-beam light emitting surface. Light incident ends of the collimation units have one-to-one correspondence to the light sources, so that the light can be sequentially emitted via the high-beam primary optical element and the secondary optical element to form a lightless shape. The module has accurate light shape control, is precise in assembly, and high in light energy utilization.