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US Patent 4550532 - Automated machining method

US Patent Issued on November 5, 1985
Estimated Patent Expiration Date: Icon_subject November 29, 2003Estimated 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.
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Abstract

Disclosed is a process which produces precision ground articles such as tungsten carbide burs without the use of skilled craftsmen. An automatic apparatus is described which is capable of performing the motions necessary to produce a machined given object and includes a control system for automated bur grinding. The process also converts geometric bur definitions into instructions that will produce the proper actions by the automated grinding.

Inventors

Assignee

Application

No. 06/556157 filed on 11/29/1983

US Classes:

451/5, Computer controlled451/140, Work rotating451/141, Helical blade451/48, Drill, thread, thread cutter, reamer, or rotary cutter abrading451/6, By optical sensor700/164, Grinding700/182, Including CAD, CAM, or CIM technique700/185Prompting technique

Examiners

Primary: Whitehead, Harold D.

Attorney, Agent or Firm

US Patent References

3851563, 4064657, Machine for machining spiral cutting edges on cutting tools
Issued on: 12/27/1977
Inventor: Habib
4115956, Programmably controlled machine for grinding end cutting tools and the like
Issued on: 09/26/1978
Inventor: Huffman
4136390, Grinding control system for forming non-circular punching tools
Issued on: 01/23/1979
Inventor: Farrell ,   et al.
4163345, Arrangement for the grinding of rotary profile cutters
Issued on: 08/07/1979
Inventor: Meili
4461121Program-controlled grinding machine, particularly for sharpening of rotatable cutting tools
Issued on: 07/24/1984
Inventor: Motzer ,   et al.

International Classes

G05B 19/19 (20060101)
G05B 19/25 (20060101)
G05B 19/4093 (20060101)

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