Vehicle lamp
AssigneeKoito Manufacturing Co., Ltd.
InventorYuji Yasuda
Life of this patent
Estimating the term…
Abstract
There is provided a vehicle lamp. The vehicle lamp includes a lamp body including a hole portion therein; an outer lens, attached to the lamp body to form a lamp chamber; a lamp unit provided in the lamp chamber and including a light emitting element serving as a light source; a heat sink; and a fan. The heat sink includes a base portion fitted into the hole portion of the lamp body; outer fins disposed on a surface of the base portion and extending outside of the lamp body; and inner fins disposed on another surface of the base portion and extending into the lamp chamber. The fan moves air in the lamp chamber toward the inner fins, which are configured such that the air passing between the respective inner fins is guided toward the outer lens.
Claims17
A vehicle lamp comprising:
- a lamp body comprising a hole portion therein;
- an outer lens, attached to the lamp body to form a lamp chamber;
- a lamp unit provided in the lamp chamber and comprising a light emitting element serving as a light source;
- a heat sink comprising:
- a base portion fitted into the hole portion of the lamp body;
- a plurality of outer fins disposed on a surface of the base portion and extending outside of the lamp body;
- and
- a plurality of inner fins disposed on another surface of the base portion and extending into the lamp chamber;
- and
- a fan which moves air in the lamp chamber toward the inner fins,
- wherein the inner fins are configured such that the air passing between the respective inner fins is guided toward the outer lens.
A vehicle lamp comprising:
- a lamp body comprising a metal base portion formed therein;
- an outer lens, attached to the lamp body to form a lamp chamber;
- a lamp unit provided in the lamp chamber and comprising a light emitting element serving as a light source;
- a plurality of outer fins disposed on the base portion on an outside of the lamp body;
- a plurality of inner fins disposed the base portion and extending into the lamp chamber;
- and
- a fan which blows air in the lamp chamber through the inner fins and toward the outer lens.
Dependencies are inferred from the claim text.