To provide a power supply connecting unit equipped with an easily detachable cover.
This power supply connecting unit is structured so that a terminal 6b to be electrically connected to a conductor bar 9 extendedly provided in the open cross-section of a rail 3 having a C-shaped open cross-section is protrusively provided, and when it is inserted in the open end of the rail 3 in its longitudinal direction, the terminal 6b is electrically connected to the conductor bar 9, and power of a power supply is supplied to the conductor bar 9 from a power supply line connected to the terminal 6b through the terminal 6b. A cover 15 which is detachably engaged with both ends of the body part 4 of the power supply connecting unit in its longitudinal direction to cover the surface of the body part 4 is provided.
MATSUNOBU YUKIHIRO
Nakamura Tomoyuki
Masakazu Ito