Patent attributes
A socket holding frame has a track base, a positioning board, and at least one positioning mount. The track base has a bottom panel and two rails. Each rail has a sliding channel. The positioning board is disposed on the track base and has two multiple first engaging segments. The multiple first engaging segments are formed on the top surface of the positioning board at spaced intervals, and are aligned in a straight line. Each first engaging segment has a curved engaging groove and an engaging protrusion formed in the curved engaging groove. The at least one positioning mount is slidably and rotatably mounted on the track base. Each positioning mount has multiple second engaging segments, and part of the multiple second engaging segments are selectively engaged with one of the multiple first engaging segments.
