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| Number | Title | Issue Date |
| 6467775 | Clamping device for objects, for example for workpieces to be treated A clamping device for objects, has a housing, at least two clamping jaws which is radially displaceably guided relative to a longitudinal central axis, actuating elements associated with the clamping jaws for actuating the latter, clamping pistons displac... | 10/22/2002 |
| 5072953 | Pipe centering device A mechanism for mounting a generally circular, hollow pipe 54 coaxial with a machine tool has a central shaft 10 with a dome-shaped head 12. A number of fingers 20 are equi-angularly spaced about the shaft 10 and pivoted at one end on the head 12. The fin... | 12/17/1991 |
| 4564151 | Core latch chuck assembly A core latch chuck assembly for securing a roll of wound material having an annular core for rotational movement is disclosed. The assembly includes a casing sized to fit within the annular core and a plurality of latches having a first position secured w... | 01/14/1986 |
| 4509298 | Pneumatic clamp mounting for a disc Pneumatically operated clamping apparatus provides free floating mounting of a disc upon a shaft during grinding and polishing of the disc.... | 04/09/1985 |
| 4358122 | Apparatus for power clamping work pieces According to the present apparatus work pieces such as railroad wheels are power clamped on a cone shaped inwardly facing side. In a first clamping step clamping areas are impressed into the side or surface of the work piece said clamping areas having a s... | 11/09/1982 |
| 4355816 | Double acting internal diameter gripping chucks A chuck is disclosed for gripping an annular workpiece by jaws clamping against the inside wall of the workpiece. The jaws extend axially of the chuck and are rocked between clamping and release positions by levers which contact the radially outer face of... | 10/26/1982 |
| 4184664 | Expanding mandrel and a machine for the use of said mandrel The mandrel has a cylindrical body provided at the periphery with a plurality of jaws which are capable of radial displacement under the action of control means. Each jaw is supported by two radial columns which are capable of translational motion and eac... | 01/22/1980 |
| 3980250 | Device for holding tube shaped objects A device for holding tube-shaped objects which objects are placed on or off a casing having a fixed portion, a slideable portion, and expandible members connecting said casing fixed and slideable portions, a piston inside said casing connected to said sli... | 09/14/1976 |
