Seal for preventing leakage of fluid from opening formed in side wall of work tank of wire cut electric discharge machine
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United States of America Patent
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-
Nov 25, 2003
Grant Date -
N/A
app pub date -
Oct 12, 2000
filing date -
Oct 12, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A seal for preventing leakage of fluid from an opening (42) formed in a side wall (41) of a work tank (40) of a wire electric discharge machine comprises a slide plate (1) movable with respect to the work tank for closing the opening, and a rail member (22) attached to the work tank for guiding movements of the slide plate. The slide plate gas a waterproof thin flexible strip (13) and a number of rigid blocks (11, 12) attached to the flexible strip and arranged in a row so as to engage with each other at the edges. The rigid block gas a convex edge (111) and a concave edge (112) complementary to the convex edge. A method of forming the seal is also disclosed.
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