Sandwich panel cutting method and machine tool
Patent 5062750 Issued on November 5, 1991. Estimated Expiration Date: 
May 31, 2010. 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.
May 31, 2010. 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 2238578 2670018 2799305 3129734 4030402 Routing apparatus for cutting printed circuit boards Patent #: 4830554 InventorAssigneeApplicationNo. 530359 filed on 05/31/1990US Classes:409/132, Including infeeding83/783, With means to support tool at opposite ends408/26, Including rotating cutter other than rotating, axially moving tool409/190, And laterally409/229Cutter turning about vertical axisExaminersPrimary: Bishop, Steven C.Attorney, Agent or FirmInternational ClassesB23B 051/08B23C 001/20 B23C 003/00 Foreign Application Priority Data1989-06-02 GBAbstractA method and apparatus for cutting a workpiece, such as a panel, in particular a sandwich panel, in which an elongate milling cutter 21 is mounted in axially spaced bearings 18, 19. A workpiece is supported on a support 11 and a relative cutting sweep movement between the supported workpiece and the elongate cutter is caused to take place in at least one direction transverse to the axis of the cutter, whereby the cut is made in that transverse direction.Field of SearchWith means to support tool at opposite endsProcess Including infeeding Overarm harness structure Including cutter limited to rotary motion Cutter turning about vertical axis And laterally COMBINED CUTTING MEANS Plural other type cutting means Including plural rotating tools Including rotating cutter other than rotating, axially moving tool Utilized in cutting work or product to length Adapted to cut entire thickness of work at one pass CONVERTIBLE CUTTING MEANS Utilizing common cutting tool Routing or grooving | |
