Tensioning device for a surge arrester, production method and surge arrester
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United States of America Patent
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Aug 25, 2020
Grant Date -
Mar 29, 2018
app pub date -
Sep 27, 2017
filing date -
Sep 27, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A tensioning device is provided for a surge arrester having an end fitting and tensioner. The tensioning device has an axial clearance for receiving a tensioner and a region being conically tapered in axial direction to be introduced into a clearance of the end fitting being shaped for a substantially exact fit. The conically tapered region has delimitation walls defining the axial clearance for the tensioner being movable toward a clearance interior. An antifriction layer is applied to the surface of the conically tapered region. A production method for a surge arrester and a corresponding surge arrester are also provided.
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