Light source unit having a mounting rib and two pluralities of fins each extending in different directions

A light source unit mounted in a mount portion of a vehicle includes a heat block and a reflector accommodated in an imaginary cylinder that is defined by a holding device for holding an outer circumference of a lens. A first heat dissipating portion and a second heat dissipating portion, which are...

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Bibliographische Detailangaben
Hauptverfasser:	TANAKA YOSHIHARU, ASANO KENJI, TSUGE HIROKI, MISAWA AKIHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING ORSUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES INGENERAL BLASTING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED LIGHTING MECHANICAL ENGINEERING NON-PORTABLE LIGHTING DEVICES PERFORMING OPERATIONS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR SYSTEMS THEREOF TRANSPORTING VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS VEHICLES IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A light source unit mounted in a mount portion of a vehicle includes a heat block and a reflector accommodated in an imaginary cylinder that is defined by a holding device for holding an outer circumference of a lens. A first heat dissipating portion and a second heat dissipating portion, which are partitioned by a partition plate, are provided on an outer circumferential surface of the heat block. A plurality of fins are projected on the first heat dissipating portion which is disposed on a lens side of the heat block so as to extend in a circumferential direction, and a second plurality of fins are projected on the second heat dissipating portion so as to extend in an axial direction of the heat block. The partition plate includes a mounting rib, and a mounting device is provided on the mounting rib for mounting the light source unit in the mount portion of the vehicle.