| 摘要 |
A channel shaped metal shim for correcting edgewise deviation along the cupped edge of crooked framing lumber, the channel shaped metal shim comprises a web width ≧ the thickness of the cupped edge, and a first flange and second flange having a flange depth <½ the face depth of the crooked framing member so that the first flange and second flange can be fixed to the crooked framing member without contacting utility service extending through the frame member. |
