Module for automatic tool exchange device
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United States of America Patent
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Mar 24, 2015
Grant Date -
Oct 20, 2011
app pub date -
Jul 23, 2009
filing date -
Aug 1, 2008
priority date (Note) -
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status (Latency Note)
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Abstract
Provided is a module for automatic tool exchange device of novel structure wherein electric signals can be transmitted with high reliability while preventing transmission efficiency from deteriorating between a first coupling member and a second coupling member. An electromagnetic shielding member is arranged on an outer circumference of a core member except for a transmission surface, a gap member having electromagnetic shielding effect lower than that of the electromagnetic shielding member is interposed between the core member and the electromagnetic shielding member, and a first module and a second module are provided, respectively, with coil units equipped with coil heads which are constituted to include a coil member, the core member and the gap member.
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