Telescoping tube assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 22, 2000
Issued Date -
N/A
app pub date -
Mar 11, 1999
filing date -
Mar 11, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A telescoping tube assembly includes a first longitudinal tube section and a second longitudinal tube section disposed within the first longitudinal tube section and adapted for telescoping motion into and out of the first longitudinal tube section. A third longitudinal tube section is disposed within the second longitudinal tube section and is adapted for telescoping motion into and out of the second longitudinal tube section. A drive motor is joined to the second longitudinal tube section to move therewith and operates a first ball-screw assembly and a second ball-screw assembly. The first ball-screw assembly is operatively connected between the first longitudinal tube section and the second longitudinal tube section. The second ball-screw assembly is operatively connected between the second longitudinal tube section and the third longitudinal tube section.
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