Metal working – Method of mechanical manufacture – Repairing
Reexamination Certificate
2005-02-01
2005-02-01
Rosenbaum, Irene Cuda (Department: 3726)
Metal working
Method of mechanical manufacture
Repairing
C029S464000
Reexamination Certificate
active
06848159
ABSTRACT:
A chopper for chopping continuous items like fiber, fiber strand, yarn, string, wire, tape or ribbon, etc. which enters the chopper in unwound form at a high linear speed is disclosed having improvements and permit the chopper to tilt to change the angle of discharge of the chopped items(s). Also disclosed is a fast acting roll retainer and a chopper having the fast acting roll retainer that permits a backup roll and a blade roll to be removed and replaced in a faster and lesser damaging manner. Methods of chopping and changing rolls on an apparatus using the disclosed apparatus are also disclosed.
REFERENCES:
patent: 5553367 (1996-09-01), Mahoney
patent: 5970837 (1999-10-01), Arterburn et al.
patent: 6315799 (2001-11-01), Toniolo
Bascom Randall C.
Bryant Jeffrey James
Dachenhaus Gary Lee
Hyter Randy C.
Mead Archie
Cuda Rosenbaum Irene
Johns Manville International Inc.
Touslee Robert D.
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