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(11) | EP 1 609 533 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Threaded masking plug |
(57) A plug (1) for masking a threaded hole on spray painting, powder painting and similar
processes includes a threaded portion (3) for screwing into the hole. The threaded
portion (3) is manufactured from an electrically conductive material. A head (2) of
a non-conductive material is disposed at the one end of the threaded portion (3) for
screening-off the hole and its threads. The head (2) is advantageously provided with
a recess (5) for cooperation with a suspension device. The inside of the recess (5)
is electrically conductive and is in communication with the threaded portion (3).
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