| 摘要 |
<p>A method and apparatus for installing backing (12) in walls which include a first, second and third upright U-shaped studs (11). A first and second backing members(13, 14, 15) each has a first end, a second end, a top, a bottom, a first side and a second side. The first backing member (13) is disposed between the first and second studs (11). . The second backing member (14) is disposed between said second and third studs (11). A hinge (19) is operatively attached to the first side of the first and second backing members (13, 14) for permitting the second backing member (14) to pivot with respect the first backing member (13). More than two backing members (13, 14, 15) can be tied together with a hinge (19).</p> |
