Electrical heater for use in a mold of an injection-molding machine
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United States of America Patent
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Jun 26, 2001
Grant Date -
N/A
app pub date -
Sep 4, 1996
filing date -
Apr 7, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An electrical heater for a mold has an elongated tubular casing made of a ductile metal and deformable by hand, a manually deformable electrical heating element extending longitudinally inside the casing, and a manually deformable mass of electrically insulating potting filling the casing around the element. The casing can be annularly corrugated and formed by a succession of like U-section rings each having a pair of parallel legs and a bight portion and a succession of like rounded annular webs interconnecting the rings and each joining a leg of one respective ring with a leg of an adjacent respective ring.
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