Patent ID: 8480288

Claim:
A lamp holder comprising: a main body mounted to a mounting member; a lamp gripping portion provided on the main body and arranged to hold a lamp; a first mounting portion protruding from the main body so as to extend toward the mounting member and to be inserted in a first mounting hole defined in the mounting member so that a rim of the first mounting hole is sandwiched between the first mounting portion and the main body; and a second mounting portion protruding from the main body so as to extend toward the mounting member and to be inserted in a second mounting hole defined in the mounting member so that a rim of the second mounting hole is sandwiched between the second mounting portion and the main body, the second mounting portion having a size different from a size of the first mounting portion; wherein each of the first mounting portion and the second mounting portion includes: a base portion protruding from the main body so as to extend toward the mounting member; and an extending portion protruding from the base portion and extending along the main body; the extending portion of one of the first mounting portion and the second mounting portion that has a greater size is arranged to be inserted in only one of the first mounting hole and the second mounting hole; the extending portion of the first mounting portion and the extending portion of the second mounting portion are inserted into a corresponding one of the first mounting hole and the second mounting hole to be slid in an extending direction in which the extending portions extend and the rim of the first mounting hole and the rim of the second mounting hole are sandwiched between the extending portions and the main body, respectively; the first mounting portion and the second mounting portion have different sizes measured in a sliding direction and measured in a direction perpendicular to the sliding direction; the first mounting portion is arranged to protrude in the sliding direction beyond a front edge of the main body; the first mounting portion has a size in the direction perpendicular to the sliding direction that is greater than a size of the second mounting portion in the direction perpendicular to the sliding direction; and the first mounting portion includes a guide portion at a distal end portion thereof, the guide portion being arranged such that the distal end portion of the first mounting portion is bent towards the mounting member.