Fiber chopper apparatus and method

专利名称：Fiber chopper apparatus and method发明人：Randall Clark Bascom,Harold Miles

Hendrickson,Russell Donovan

Arterburn,Carlos Gilberto Santizo,EmerySidney Barber

申请号：US09843185申请日：20010426公开号：US06564684B2公开日：20030520

专利附图：

摘要：A chopper for chopping fibers or fiber strands having a back up roll and a blade

roll containing blades that work against a peripheral surface of the back up roll and amethod of using is disclosed. The chopper has a number of improved features for

reducing the frequency of long fibers or long fiber strands and fuzz from getting into thechopped product. The chopper can have one or any combination of the improvements.The improvements include a strand guide located at least two feet up stream of thechopper, a first starting roll for starting a new strand that runs on a fluid bearing that canbe adjusted to control the RPM of the first starting roll, a mount for a roll that runsagainst the peripheral surface of said back up roll, a strand guide insert for reducing fuzzgeneration and for preventing fuzz from getting into the product, and a deflector platefor catching and deflecting chopped strands thrown off the back up roll into a choppedstrand product chute.

申请人：JOHNS MANVILLE INTERNATIONAL, INC.

代理人：Robert D. Touslee

更多信息请下载全文后查看