Patent ID: 7396149

Claim:
A system comprising at least two adjacent luminaires, whereby each of said at least two adjacent luminaires is fixed by at least a first fixation member and a second fixation member: the first fixation member of each of said at least two adjacent luminaires comprising a single suspension member connected to the center of an upper surface of each of said at least two adjacent luminaires for fixation to a ceiling vertically, the first fixation member comprising means for adjusting the height of each of said at least two adjacent luminaires relative to an adjoining one of said at least two adjacent luminaires, and the second fixation member of each of said at least two adjacent luminaires being oriented in a substantially vertical accommodation formed from grooves formed in sidewalls of said at least two adjacent luminaires, said second fixation member including a pair of upper winged protrusions in an upper portion of said second fixation member and a pair of lower winged protrusions in a lower portion of said second fixation member, wherein said upper and lower winged protrusion pairs are configured to vertically clamp respective upper and lower portions of said grooves.