Feeding strip material
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 18, 2003
Grant Date -
Apr 4, 2002
app pub date -
Jun 28, 2001
filing date -
Jun 30, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pinch roll assembly that may be used for feeding hot metal strip comprises a pair of parallel pinch rolls. At least one of the rolls comprises a copper or copper alloy tube providing the external peripheral roll surface and internal water cooling passages to cool the cylindrical tube by flowing water through the passages. The copper or copper alloy tube is fitted to a cylindrical arbor formed with end shafts for mounting the roll in journal bearings. Shaft is provided with a rotary drive coupling and shaft is fitted with a rotary water coupling for flow of cooling water to the water flow passages.
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