Welding device with movable and immovable electrodes for welding tubes
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United States of America Patent
Stats
-
Dec 21, 1993
Grant Date -
N/A
app pub date -
Mar 27, 1992
filing date -
Apr 2, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A portable device for welding a heat weldable tube has a main body case, a first electrode supported on an end part of the main body case, a movable member arranged opposite to the end part of the main body case, a second electrode arranged on the movable member substantially opposite to the first electrode, a manipulation member for displacing the movable member forwardly and rearwardly with respect to the end part of the main body case, a first elastic member returning the manipulation member to a predetermined position when the manipulation member has been opened, and a second elastic member providing elasticity in a direction of movement of the movable member when the movable member moves toward the end part of the main body case by the manipulation member.
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