U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method for splitting marker lines and related method for bite-by-bite cutting of sheet material

Patent 5214590 Issued on May 25, 1993. Estimated Expiration Date: Icon_subject May 2, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3761675

Apparatus and method for working on successive segments of sheet material
Patent #: 4328726
Issued on: 05/11/1982
Inventor: Pearl

Cut-to-mark cut-off control automated for splice and order change
Patent #: 4415978
Issued on: 11/15/1983
Inventor: Craemer ,   et al.

Method and apparatus to optimize cut lengths of material
Patent #: 4534002
Issued on: 08/06/1985
Inventor: Urban

Method and apparatus for cutting sheet material using plasma arc cutting tool
Patent #: 4740668
Issued on: 04/26/1988
Inventor: Perez

Method and apparatus for cutting blanks from webs of material
Patent #: 4972745
Issued on: 11/27/1990
Inventor: Bruder, et al.

Method and apparatus for cutting slit notches in pattern pieces cut from sheet material Patent #: 5042338
Issued on: 08/27/1991
Inventor: Gerber

Inventor

Assignee

Application

No. 694942 filed on 05/02/1991

US Classes:

700/171, Material usage optimization83/34, With reorientation of tool between cuts83/49, Plural cutting steps effect progressive cut83/56, Cut advances across work surface83/76.6, Arithmetically determined program83/940Cutter moves along bar, bar moves perpendicularly

Examiners

Primary: Ruggiero, Joseph

Attorney, Agent or Firm

Foreign Patent References

  • 2142970 FR. 02/24/1973

International Classes

G06F 015/46
B26D 005/30

Abstract

In the bite-by-bite cutting of a length of sheet material split points for pattern pieces extending between adjacent bites are assigned to bite overlap regions containing sheet material capable of being cut at the cutting station either before or after a given advancement. A method is further given for optimally locating the split points within the bite overlap regions so as to best avoid problems caused by slit notches, V-notches, sharp corners or other discontinuities located close to the split points.

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