Vehicle light

Abstract

A vehicle light, wherein light to be emitted by a base light source which is offset with respect to an emission surface is first conducted radially outwards in targeted manner and is then reflected in an axial direction with respect to the emission surface, uses light-conducting bodies, which are spaced apart from a deflection mirror, or a light-conducting space, which extends first radially and then axially, to obtain as light-intensive, uniform and directional light emissions as possible.

1 : Vehicle light ( 1 ) having an emission surface ( 20 ) oriented with reference to a main beam direction ( 10 ), and having a base light source ( 30 ) disposed behind the emission surface ( 20 ) and offset with reference to the emission surface ( 20 ), wherein a radially active light guide body ( 40 ,  41 ) is disposed on the base light source ( 30 ), which body deflects light proceeding from the base light source ( 30 ) radially ( 11 ) with reference to the main beam direction ( 10 ), onto at least one passive reflector ( 50 ), which reflects the radially ( 11 ) deflected light in the direction of the emission surface ( 20 ), and/or wherein an axially active light guide body ( 40 ,  45 ) is disposed on the base light source ( 30 ), which body deflects light proceeding from the base light source ( 30 ) axially ( 12 ) with reference to the main beam direction ( 10 ), onto at least one deflection mirror ( 55 ), which reflects the light in the radial ( 11 ) direction, onto a passive reflector ( 50 ) that reflects the radially ( 11 ) deflected light in the direction of the emission surface ( 20 ), wherein the radially active light guide body ( 40 ,  41 ) and/or the axially active light guide body ( 40 ,  45 ) is/are disposed at a distance from the passive reflector ( 50 ). 
     
     
         2 : Vehicle light ( 1 ) according to  claim 1 , wherein the radially active light guide body ( 40 ,  41 ) has at least one radial coupling region ( 42 ), wherein coupled light proceeding from the base light source ( 30 ) is radially ( 11 ) refracted upon entry into the radial coupling region ( 42 ). 
     
     
         3 : Vehicle light ( 1 ) according to  claim 2 , wherein light coupled into the light guide body ( 40 ,  41 ) by way of the radial coupling region ( 42 ) is passed on radially ( 11 ) in the light guide body ( 40 ,  41 ) to a decoupling region ( 49 ), wherein the light is preferably refracted in the radial ( 11 ) direction during decoupling, and/or wherein the radial coupling region ( 42 ) is disposed to the side of the base light source ( 30 ). 
     
     
         4 : Vehicle light ( 1 ) according to  claim 1 , wherein the deflection mirror ( 55 ) and the passive reflector ( 50 ) are spaced apart from one another. 
     
     
         5 : Vehicle light ( 1 ) according to  claim 1 , wherein the axially active or the radially active light guide body ( 40 ;  41 ,  45 ) and the deflection mirror ( 55 ) are disposed at axially different heights and/or wherein the radially active light guide body ( 41 ) and the axially active light guide body ( 45 ) are configured in one piece as a light guide body ( 40 ). 
     
     
         6 : Vehicle light ( 1 ) according to  claim 1 , wherein the radial expanse of the passive reflector ( 50 ) corresponds to the radial expanse of the emission surface ( 20 ). 
     
     
         7 : Vehicle light ( 1 ) according to  claim 11 , wherein an empty space ( 75 ) is disposed in the distance between the radially active light guide body ( 41 ) and the passive reflector ( 50 ), between the axially active light guide body ( 45 ) and the deflection mirror ( 55 ) and/or between the deflection mirror ( 55 ) and the passive reflector ( 50 ). 
     
     
         8 : Vehicle light ( 1 ) having an emission surface ( 20 ) oriented with reference to a main beam direction ( 10 ), on which surface at least one formed-on part ( 22 ) is disposed, which part deflects light ( 83 ) from a base light source ( 30 ) perpendicular to the main beam direction ( 10 ) into a lateral emission direction ( 18 ), wherein the formed-on part ( 22 ) comprises a recess ( 23 ) in a body ( 21 ) that has the emission surface ( 20 ) and/or wherein the emission surface ( 20 ) has a region ( 24 A) that extends in the lateral emission direction ( 18 ) and a region ( 24 B) that extends perpendicular to the lateral emission region ( 18 ), and the formed-on part ( 22 ) is disposed in the region ( 24 A) that extends in the lateral beam direction. 
     
     
         9 : Vehicle light ( 1 ) according to  claim 8 , wherein the formed-on part ( 22 ) reflects light ( 83 ) at a surface ( 22 B,  22 C) and the surface ( 22 C) forms an edge around the recess ( 23 ). 
     
     
         10 : Method for providing light to be emitted in directed manner at an emission surface ( 20 ) oriented with reference to a main beam direction ( 10 ), by means of a base light source ( 30 ) that is disposed offset with reference to the emission surface ( 20 ), wherein between the base light source ( 30 ) and the emission surface ( 20 ), the light is first guided radially ( 11 ) outward, proceeding from the base light source ( 30 ), in a light guide space ( 70 ) that extends radially ( 11 ) with reference to the main beam direction ( 10 ) to a deflection region ( 72 ) and from there axially ( 12 ) with reference to the main beam direction ( 10 ) to the emission surface ( 20 ), and subsequently, in the deflection region ( 72 ), is deflected in a direction axial ( 12 ) with reference to the main beam direction ( 10 ), to the emission surface ( 20 ). 
     
     
         11 : Provision method according to  claim 10 , wherein the axial expanse of the light guide space ( 70 ,  71 ) that extends radially with reference to the main beam direction ( 10 ) to the deflection region ( 72 ) is smaller than its radial expanse and/or wherein the radial expanse of the light guide space ( 70 ,  73 ) that extends axially with reference to the main emission direction to the emission surface ( 20 ) is smaller than its axial expanse. 
     
     
         12 : Provision method according to  claim 10 , wherein (i) in the deflection region ( 72 ), a passive reflector ( 50 ) reflects the light in a direction axial with reference to the main beam direction ( 10 ), toward the emission surface ( 20 ), wherein (ii) part of the light that proceeds laterally ( 13 ) from the base light source ( 30 ) is first reflected in the axial ( 12 ) direction and subsequently deflected in the radial ( 11 ) direction, preferably reflected, so that it is passed radially ( 11 ) outward, and/or wherein (iii) part of the light that proceeds laterally ( 13 ) from the base light source ( 30 ) is refracted at least once in the radial ( 11 ) direction, and then guided radially ( 11 ) outward. 
     
     
         13 : Vehicle light ( 1 ) or according to  claim 1 , wherein the mirror or at least one of the mirrors ( 50 ,  55 ) is provided by means of boundary surface reflection ( 58 ), by means of a surface ( 57 ) of a light guide body ( 40 ) that is effectively mirrored toward the inside and/or by means of a mirrored wall ( 59 ). 
     
     
         14 : Vehicle light ( 1 ) or according to  claim 1 , wherein the passive reflector ( 50 ) and the body ( 21 ) having the emission surface ( 20 ) are spaced apart from one another, wherein an empty space ( 76 ) is preferably disposed in the distance between them. 
     
     
         15 : Vehicle light ( 1 ) according to  claim 1 , wherein the vehicle light ( 1 ) comprises a supplemental light source ( 31 ) directed at the emission surface ( 20 ), which is preferably oriented axially ( 12 ) at the emission surface ( 20 ), and the light path of which, to the emission surface ( 20 ), particularly interrupts the passive reflector ( 50 ) or passes through it. 
     
     
         16 : Vehicle light ( 1 ) according to  claim 1 , wherein the base light source ( 30 ) is a single, preferably axially ( 12 ) directed light source and/or a central light source. 
     
     
         17 : Vehicle light ( 1 ) according to  claim 1 , wherein the emission surface ( 20 ) is ring-shaped and/or oriented around a central beam axis ( 15 ), wherein preferably, the base light source ( 30 ) is disposed centrally on the central beam axis ( 15 ) and/or the light guide body ( 40 ,  41 ,  45 ) is disposed centrally on the central beam axis ( 15 ) and/or wherein the vehicle light ( 1 ) is configured essentially with rotation symmetry with reference to the central beam axis ( 15 ). 
     
     
         18 : Vehicle light ( 1 ) according to  claim 17 , comprising means ( 35 ) for variation of the emission cone and/or of the emission direction of the light emitted by the emission surface ( 20 ) along the ring shape or around the central beam axis ( 15 ), wherein preferably, the variation means ( 35 ) are disposed between the base light source ( 30 ) and the emission surface ( 20 ). 
     
     
         19 : Vehicle light ( 1 ) according to  claim 17 , comprising additional means ( 36 ) for manipulation of the emission cone and/or of the emission direction of the light emitted by the emission surface ( 20 ), which means are disposed between the base light source ( 30 ) and the emission surface ( 20 ), wherein the variation means ( 35 ) preferably comprise the manipulation means ( 36 ). 
     
     
         20 : Vehicle light ( 1 ) according to  claim 1 , wherein an attachment construction space ( 60 ), preferably for an attachment light source ( 32 ), particularly having an attachment light source emission surface ( 25 ), is disposed within the offset axially ( 12 ) in front of the base light source ( 30 ), wherein preferably, the emission surface ( 20 ) and the attachment light source emission surface ( 25 ) make a flush transition into one another and/or wherein preferably, the body ( 21 ) that has the emission surface ( 20 ) and the body ( 26 ) that has the attachment light source emission surface ( 25 ) are configured in one piece. 
     
     
         21 : Vehicle light ( 1 ) according to  claim 1 , wherein a wall ( 61 ) of the attachment construction space ( 60 ) forms a wall ( 79 ) of the light guide space ( 70 ) or lies against one of the light guide bodies ( 40 ). 
     
     
         22 : Vehicle light ( 1 ) according to  claim 1 , wherein the vehicle light ( 1 ) comprises a combination of types of vehicle lights, such as a daytime running light, position light, side marker light, brake light, parking light, turn signal light, taillight, high beam light, and dimmed headlight, wherein preferably, the weaker type of vehicle light is provided by means of the base light source ( 30 ) and the stronger type of vehicle light or the one that requires a larger emission surface is provided by way of the supplemental light source ( 31 ) and/or the attachment light source ( 32 ), and/or wherein the vehicle light ( 1 ) is a motorcycle light or bicycle light.