Title:
車両用前照灯
Document Type and Number:
Japanese Patent JP6774470
Kind Code:
B2
Abstract:
To suppress deterioration in light utilization efficiency, in a vehicular lamp comprising a light source and a lens body arranged in front of the light source, and configured to form a light distribution pattern (for example, a light distribution pattern for low beam) containing a cutoff line at an upper end edge.SOLUTION: A vehicular lamp comprises a light source, and a lens body arranged in front of the light source, wherein the lens body comprises a rear end part and a front end part, and is configured to emit from the front end part light from the light source made incident into the lens body and radiate the light forward, to form a first light distribution pattern having a cut-off line on an upper end edge. The vehicular lamp also comprises a reflection surface configured to reflect light other than light directly made incident into the lens body out of the light from the light source, and make the light incident into the lens body from the rear end part.SELECTED DRAWING: Figure 97
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Inventors:
Shota Nishimura
Application Number:
JP2018186350A
Publication Date:
October 21, 2020
Filing Date:
October 01, 2018
Export Citation:
Assignee:
Stanley Electric Co., Ltd.
International Classes:
F21S41/27; F21S41/143; F21S41/147; F21S41/148; F21S41/275; F21S41/43; F21V5/00; F21V5/04
Domestic Patent References:
| JP2004241349A | ||||
| JP2006302902A |
Foreign References:
| WO2013136709A1 | ||||
| US20100226142 |
Attorney, Agent or Firm:
Kenji Doi
Hayashi Tsunetoku
Hayashi Tsunetoku