Magnetic coupling
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United States of America Patent
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Jul 10, 1990
Grant Date -
N/A
app pub date -
Aug 16, 1988
filing date -
Sep 23, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A magnetic coupling for translatorily movable bodies that is made in one position, is arranged so that it can be broken, without external control, in another position. For this purpose the first body has a coupling element of permanently magnetic or magnetizable material, the second body has at least one complementary coupling element of permanently magnetic or magnetizable material, and a third body has a coupling element of permanently magnetic or magnetizable material cooperating with the second body. Arranged between the complementary coupling element of the second body and the coupling element of the third body that is a spacer which can be moved as desired between the working positions.
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