Air bed conveying system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 7, 1992
Grant Date -
N/A
app pub date -
Sep 5, 1990
filing date -
Sep 5, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An air bed conveying system conveys a workpiece while the workpiece is being floated by air under pressure which is ejected from a plurality of air ejection holes defined in air bed blocks that are supported on respective support blocks. Each of the support blocks is of an integral box-shaped configuration and made of a quartz material having a low thermal expansion coefficient. A plurality of vertical position adjusting mechanisms are disposed underneath each of the support blocks, for adjusting the support block in vertical position.
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Family
International Classification(s)
Cited Art Landscape
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