| 摘要 |
A leveling device for heavy loads having a weldable base (10) and a cast iron cover (12) secured thereto with a wedge (32) disposed within the cover (12) and slidably supported on the base (10), a wedge follower (58) resting on the wedge (32) and extending through the cover (12), a spherical washer (106) seated at an upper end of the wedge follower (58), an adjusting screw (82) for adjusting the position of the wedge (32) within the cover (12), and a wedge position indicator (96) extending upwardly through the cover (12) to show the position of the wedge (32) therewithin.
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