| 摘要 |
A mounting bracket for supporting hollow ducts or water lines, or both in combination, between spaced-apart juxtaposed joists in a building structure comprising a lengthy plastic support member having a lineal length less than the joist spacing and a pair of parallel hollow open channels extending throughout its length, a pair of rod-shaped metallic members mounted adjacently and telescopically within said open channels, said metallic members having right-angled projecting end portions for rotational movement and forcible penetration of said bracket into juxtaposed joists to support said hollow ducts or water lines in durable long-term permanent relation within a building structure.
|
