Patent ID: 6338562
Filing Date: 2002-01-15
Classification: F21V

Abstract:
Light fitting unit, comprising:a base (11); a diffuser (12) mounted mobile relative to the base (11) and defining an interior volume between the base and the diffuser, the diffuser being movable between a closed position in which the diffuser prevents access to the interior volume of the unit and an open position in which the diffuser enables access to the interior volume; a closure device (14) mounted operative between the diffuser (12) and the base (11) and arranged to lock the diffuser (12) releasably to the base (11); a safety switch (20) positioned to control the supply of electrical power to the unit, the safety switch being open when the diffuser (12) is in the open position; the closure device (14) including a slider (15) operated by a part (16) accessible to the user from outside the unit, the closure device being mobile longitudinally on the base (11) between a closed position and an open position respectively corresponding to the closed position and the open position of the diffuser (12), the slider operatively connected to the safety switch so that the slider operates the safety switch; a coupling part (18) operative at least locally on a path of movement of the slider (15) and adapted to hook the diffuser (12) onto the slider; and a releasable immobilizer operatively connected to the slider (15) and adapted to move into an immobilizing state upon movement of the slider (15) in the direction putting the diffuser (12) in the open position.