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| Number | Title | Issue Date |
| 5011345 | Contour machining method and apparatus for printed circuit board A method of machining the contour of a printed circuit board by effecting a relative feed movement between a rotating tool and the other periphery of the printed circuit board. The electrical current value of a drive motor for driving a spindle to which t... | 04/30/1991 |
| 4821402 | NC lathe with robot for automatically exchanging work and chuck claw An NC lathe with a robot for automatically exchanging works and chuck claws comprising a numerically controlled lathe having a rotatable chuck, a robot disposed in the vicinity of the numerically controlled lathe, and a feeder disposed in the vicinity of ... | 04/18/1989 |
| 4788636 | Interactive device for entering graphic data Disclosed is a device for inputting a list of the shape of a work which enables an operator to make a final list representing the shape of a work by entering elements and dimensions of the work based on a display representing the shape of the work which i... | 11/29/1988 |
| 4755949 | Apparatus for setting work coordinate system of machine An apparatus for setting a work coordinate system of a machine tool is disclosed. A work coordinate system is set on the basis of a position from the surface to be machined of a work by automatic input of a tool mounting dimension. The apparatus is compos... | 07/05/1988 |
| 4672551 | Die machining apparatus in automatic programming This invention has improved the automatic programming method which is used for machining the configuration of a curved surface of a die. The values of X and Y coordinates are calculated by a machining path production device through a curved surface config... | 06/09/1987 |
| 4117586 | Machine tool with automatic tool changer A machine tool with an automatic tool changer having a tool storage magazine accommodating tools having the same shank configuration as that of the first shank, tools having the same configuration as that of the second shank, and a tool adaptor which has ... | 10/03/1978 |
