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| Number | Title | Issue Date |
| 6769846 | Coupling device A coupling device for engaging an exchangeable tool support (7) for corotation with a shaft (2) of a motor (1), with the shaft (2) mounting at is driven end a hollow shaft projection (3) for receiving the tool support (7). A... | 08/03/2004 |
| 6619894 | Plunge base router A plunge base router for use in an upright and an inverted position is disclosed. The router includes a depth adjustment mechanism, a depth stop mechanism, a post lock mechanism, and a return spring defeat mechanism. The depth adjustment mechanism include... | 09/16/2003 |
| 5655859 | Machine tool A machine tool comprises a spindle head displaceable in two orthogonal directions. The spindle head supports a plurality of main spindles and at least one common central driving gear. The spindle head is suspended by means of three flexible rods and a sta... | 08/12/1997 |
| 4730962 | Divided milling cutters A divided milling cutter comprises a first cutter half and a second cutter half which are adjustable in relation to each other with respect to their mutual distance and are both connected to a first, common, hydraulic sleeve which has an internal, annular... | 03/15/1988 |
| 4728229 | Positioning mechanism for a multiple head drilling assembly A mechanism for individually positioning a drilling head in a multiple head drilling assembly. The assembly includes a plurality of spindle blocks arranged in side-by-side relation, and a spindle that is adapted to carry a drill head is mounted for rotati... | 03/01/1988 |
| 4673011 | Staircase stringer fabricating apparatus A staircase stringer fabricating apparatus includes a structural machine frame having a carriage moveably mounted with respect to the frame for supporting an elongated stringer work piece. A track mounted upon the structural frame defines a guide for the ... | 06/16/1987 |
| 4634324 | Tool holder with radial adjustment means for a tool, in particular a rotary tool A tool holder with radial adjustment means. The tool holder has a connecting portion having a connecting shank, an intermediate portion and a head portion, and a tool receiving means for a tool, in particular a rotary tool. All three portions (2, 3, 4) ar... | 01/06/1987 |
| 4625461 | Method and apparatus for positioning work supporting units in grinding machines The work supporting unit or units on the stationary or reciprocable work supporting table of a plain grinding machine are adjustable with reference to the table by one of the existing numerically controlled drives, such as the drive which reciprocates the... | 12/02/1986 |
| 4571131 | Device for clamping boring bar in horizontal boring and milling machine A device for clamping boring bar in a horizontal boring and milling machine comprises a resilient clamping ring interposed between a milling spindle and the boring bar, and an accumulator secured to the milling spindle for supplying pressurized oil to the... | 02/18/1986 |
| 4552496 | Divided milling cutters Improvements in divided milling cutters comprise a first cutter half (2) and a second cutter half (6) which are adjustable in relation to each other with respect to their mutual distance and are both connected to a common sleeve (1) threadable on to and s... | 11/12/1985 |
| 3962952 | Automatic milling slide control Automatically adjustable stop for establishing limit of hydraulically powered axial advance for a milling spindle head with positive means for holding the spindle in fixed advance position during the milling operation along a plane normal to the spindle a... | 06/15/1976 |
