Linear motor drive unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 17, 2002
Grant Date -
N/A
app pub date -
Oct 20, 2000
filing date -
Oct 20, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A linear motor drive unit which is connected to a movable body supported movably on a stationary portion such as a head, like a work table and the like of a machine table for instance, and which drives such a movable body in reciprocation while giving a predetermined movement amount to it. The linear motor drive unit comprises a base plate, a magnet plate provided on the base plate, a top plate having a face for attaching the movable body, a movable element fixed to the top plate and facing the magnet plate, one pair of track rails provided on the base plate along both sides of the magnet plate, and slide members fixed to the top plate along both sides of the movable element and moving on the track rails, and the track rails and the slide members are constituted so as to be able to freely divide in a direction along which the movable element is separated from the magnet plate.
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