| 摘要 |
PROBLEM TO BE SOLVED: To reduce a manufacturing cost through improvement of versatility.SOLUTION: This invention comprises a case main body 24 in which each of operating component parts performing a prescribed operation and each of driving component parts for transmitting a driving force to the operating component parts are arranged, a driving arrangement part 30 where each of the driving component parts is arranged and an operating arrangement part 29 where each of the operating component parts is arranged are formed inside the case main body, one of a swivel feature 33 constituted of each of the driving component parts and each of the operating component parts for turning a lamp unit 10 within a horizontal plane to perform a swiveling action, and a leveling feature 34 constituted of each of the driving component parts and each of the operating component parts for turning the lamp unit within a vertical plane to perform a leveling action can be selectively arranged at the driving arrangement part and the operating arrangement part of the case main body, respectively. |
