Patent ID: 7857275

Claim:
An adjustable hanger bar assembly securing an electric fixture to a support structure, comprising: an elongate first member having a top wall bounded along a length thereof by outwardly projecting sidewalls; an elongate second member having a top wall and spaced sidewalls depending therefrom, said first member being telescopically received along the second member and movable along a longitudinal axis of said second member; a securement section supported on said second member and having a portion offset from said top wall and sidewalls, wherein said offset portion of said securement section defines a longitudinally extending first slot configured to receive therethrough said first member, said offset portion includes an engagement structure having a configuration complementary to a cross-sectional profile of said first member, said first member top wall engaging and being supported by said engagement structure, and the securement section cooperating with said first member to permit relative movement between said first and second members in a direction along said longitudinal axis of said second member, and to restrict motion between said first and second members in a direction transverse to said longitudinal axis.