Horizontally supported planar surfaces – Horizontally adjustable – Mounted on slide-and-guide
Patent
1980-12-15
1983-02-08
Lyddane, William E.
Horizontally supported planar surfaces
Horizontally adjustable
Mounted on slide-and-guide
33 1M, 108 20, 248178, 248429, 269 60, 74 8915, A47B 100, F16M 1104
Patent
active
043722237
ABSTRACT:
A moving table assembly has a base, a table supported by the base for movement in one direction, a feed screw having its axis parallel to the direction of movement of the table, a nut threadably engaged with the feed screw, and a connecting mechanism for connecting the table and the nut, the connecting mechanism comprising a first connecting portion for transmitting the axial displacement of the nut to the table and a second connecting portion for preventing the nut from rotating relative to the axis of the feed screw, the first connecting portion being provided with a guide member having a pair of guide surfaces provided on one of the table and the nut in orthogonal relationship with the axis of the feed screw, two support shafts corresponding to the guide surfaces respectively and secured to the other of the table and the nut, and two arms rockably provided on the support shafts respectively and having at the opposite ends thereof rotatable rollers engaging the guide surfaces, the rollers being pressed against the guide surfaces by resilient deformation of the arms.
REFERENCES:
patent: 3638933 (1973-02-01), Burnette et al.
patent: 3745840 (1973-07-01), Guralnick
patent: 4013280 (1977-03-01), Chitayat et al.
patent: 4113223 (1978-09-01), Kakizaki
patent: 4266437 (1981-05-01), Obergfell
Lyddane William E.
Nippon Seiko Kabushiki Kaisha
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