Patent · US Expired

Trimmed aluminum sheet

US5820999A · kind A · utility

8Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 1996
Grant dateOct 13, 1998
Priority date
Expiry dateNov 1, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12382
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus are provided for reducing or eliminating sliver formation during aluminum sheet trimming operations. By controlling parameters such as trimming angle and cutting blade clearance, aluminum sheet can be trimmed while substantially eliminating the formation of slivers which damage the surface finish of the part. Cutting angle and clearance are preferably selected such that a wide range of cutting blade sharpnesses produce satisfactory cuts. The method and apparatus are particularly useful for trimming aluminum autobody sheet.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.