Speed adjusting apparatus for plastic drawing installations
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United States of America Patent
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-
Dec 7, 1999
Grant Date -
N/A
app pub date -
Feb 25, 1997
filing date -
Apr 7, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An improved apparatus for adapting speed, in particular for nippers (1) which can be made to travel along a rail arrangement (3), is distinguished by the following features a rotating and electrically conductive eddy-current body (17), preferably designed in the form of an eddy-current wheel or an eddy-current cylinder, is provided, the guide rail arrangement (3) runs at least over and away from a partial region of the eddy-current body (17) with a tangential component, on the carriages (1) which can be made to travel along the guide rail arrangement (3) there is provided or can be excited at least one magnet (7a, 7b), which is arranged on the side facing the eddy-current body (17) and, in the region of the eddy-current body (17), can be moved over and away from the eddy-current body (17), with an air gap being formed.
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