Apparatus for folding jacket material
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United States of America Patent
Stats
-
Dec 17, 1985
Grant Date -
N/A
app pub date -
Nov 16, 1983
filing date -
Nov 19, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for folding a jacket material, used mainly for a magnetic cartridge, is characterized by using a folding insert, a folding bar, and a heater bar, to form the jacket material into a jacket of good external shape and high dimensional precision with a folded corner entirely free from loosening, warping, waving, swelling, etc.
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