Swing drive assembly for machines having rotatable frames

Details Swing drive assembly for machines having rotatable frames Swing drive assembly for machines having rotatable frames

1979-12-27

1981-12-29

Eickholt, E. H.

Machine element or mechanism

Gearing

Directly cooperating gears

37118R, 212248, 248349, 74397, F16H 120, A47B 9100

Patent

active

043076211

ABSTRACT:
In a machine having a lower frame, an upper frame having at least one upright wall section, rotatably mounted on the lower frame, and a ring gear mounted on the lower frame, an assembly for swinging the upper frame relative to the lower frame comprising a drive unit mountable on the upright wall section, having a pinion drivingly engageable with the ring gear, means for adjusting the lateral displacement of the drive unit relative to the upper frame, correspondingly adjusting the lateral displacement between the meshing teeth of the pinion and the ring gear, means for adjusting the vertical displacement of the drive unit relative to the upper frame, correspondingly adjusting the vertical displacement of the meshing teeth, providing proper alignment of the meshing teeth and full bearing contact therebetween, and means for rigidly securing the drive unit to the upper frame upon effecting proper adjustment of the displacements between the drive unit and the upper frame.

REFERENCES:
patent: 1786192 (1930-12-01), Cullman
patent: 2035385 (1936-03-01), McLean
patent: 2235179 (1941-03-01), Tangen
patent: 2346900 (1944-04-01), Black
patent: 2500815 (1950-03-01), Gerli et al.
patent: 2852149 (1958-09-01), Bruneri et al.
patent: 3539053 (1970-10-01), Lado et al.
patent: 3662623 (1972-05-01), Lorence
patent: 3739652 (1973-06-01), Caldwell et al.
patent: 3949881 (1976-04-01), Morrow, Sr. et al.
patent: 4216870 (1980-08-01), Bonneson et al.

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