Luminaire having a socket, a radiating member and a reflecting member fixed therebetween

A luminaire comprising:

• a lamp unit comprising a cylindrical case, a base member protruding from an upper side of the case, and a plurality of lamp pins protruding from an upper cicrumferential part of the case;
• a socket adapted to have the lamp unit mounted thereon, the socket comprising:
• a ring-shaped part defining an insertion opening through which the base member is inserted,
• a plurality of holes, and
• a plurality of connection grooves on the ring-shaped part into which the lamp pins are inserted;
• a radiating member mounted to the socket by a plurality of screws which are inserted into the plurality of holes, the radiating member contacting the base member of the lamp unit inserted through the insertion opening;
• and
• a reflecting member sandwiched and fixed between the socket and the radiating member.