Feeding device for a welding bolt
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United States of America Patent
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-
Sep 8, 1992
Grant Date -
N/A
app pub date -
Apr 4, 1990
filing date -
Apr 26, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A bolt feed device for feeding a welding bolt to a welding section of a welder is installed separately from an electrode. The device includes a feed device body holding an end portion of a welding bolt feed pipe; a feed rod installed for movement forward or rearward relative to the feed device body; a bolt grasping section having a bolt receptacle and installed to the feed rod so that when the feed rod is at a retreat position the bolt receptacle is positioned at a lower end portion of the feed pipe, and when it is at an advance position the bolt receptacle is positioned at the welding section; and an inserting device having a welding bolt inserting cylinder and installed to the feed rod so that when the feed rod is at the retreat position the welding bolt inserting cylinder is positioned at a lateral side of the feed pipe, and when it is at the advance position the welding bolt inserting cylinder is rotated and positioned onto the bolt receptacle of the bolt grasping section.
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