Title:
ワークピースにローレットを形成する方法および装置、当該ワークピースを使って製品を成形する方法、並びに当該成形製品
Document Type and Number:
Japanese Patent JP3804871
Kind Code:
B2
Abstract:
A method and apparatus for knurling a workpiece in which the knurl pattern has an oblique helix angle relative to the longitudinal axis of the cylindrical workpiece. Also disclosed is a method of molding a molded article with the knurled workpiece to impart the inverse of the knurl pattern onto the molded article, such a molded article, a method of forming a structured abrasive article with the molded article, and such an abrasive article.
Inventors:
Hoopman, Timothy El
Collins, Stanley Bee
Servatius, James A.
Collins, Stanley Bee
Servatius, James A.
Application Number:
JP51422297A
Publication Date:
August 02, 2006
Filing Date:
October 05, 1995
Export Citation:
Assignee:
3M COMPANY
International Classes:
B23P9/02; B21C37/20; B24D11/00; B21H7/14
Domestic Patent References:
| JP39015637Y1 | ||||
| JP55007649U |
Attorney, Agent or Firm:
Aoyama Aoi
Akira Ito
Akira Ito