| Patents for Kearney & Trecker Corp. |
Patents 481 -
495
of 560
      |
| Number | Date | Patentee | Title | Type |
| CA-1,092,333 | Dec. 30, 1980 | F.E. Dailey | Closed loop machining system | multiple station machines |
| 4,261,675 | Apr. 14, 1981 | F. Zankl | Machine Tool With Pulsating Cutting Force | milling machines |
| 4,266,120 | May 05, 1981 | R. Johnstone | Unmanned Machining Center With Tool Checking | numerically controlled milling machines |
| CA-1,100,743 | May 12, 1981 | C.B. Sipek, R.B. Clegg, R. Johnstone | Tool storage magazine for a machine tool | tool changers and storage mechanisms |
| 4,272,216 | Jun. 09, 1981 | J.G. Osburn | Machine Tool Lubrication System | metalworking machine lubrication |
| CA-1,106,974 | Aug. 11, 1981 | L.D. Ostby, R. Johnstone | Method and apparatus for remote display of analog signals occurring in computer controlled machine tools | machine tool controls |
| 4,288,909 | Sep. 15, 1981 | J.T. Currer, A. Schabowski, E.J. Kielma | Automatic Tool Changer for Machine Tools | tool changers and storage mechanisms |
| 4,292,577 | Sep. 29, 1981 | M.R. Cesarz, R.E. Stobbe | A.C. Motor Control Circuit | motor controls |
| 4,300,086 | Nov. 10, 1981 | R.E. Stobbe, M.R. Cesarz | Control Circuit for A.C. Induction Motor | motor controls |
| 4,306,350 | Dec. 22, 1981 | F.E. Dailey, E.J. Kielma | Automatic Tool Changer and Tool Storage Arrangement for Machine Tool | tool changers and storage mechanisms |
| CA-1,116,384 | Jan. 19, 1982 | E.J. Kielma | Vertical spindle machine tool with tiltable spindle and tiltable automatic tool changer | tool changers and storage mechanisms |
| CA-1,116,893 | Jan. 26, 1982 | E.E. Kirkham | Power drawbolt with planetary drive | metalworking machine mechanisms |
| CA-1,120,245 | Mar. 23, 1982 | J.T. Currer, A. Schabowski, E.J. Kielma | Automatic tool changer for machine tool | tool changers and storage mechanisms |
| CA-1,120,246 | Mar. 23, 1982 | J.T. Currer, A. Schabowski, E.J. Kielma | Multiple spindle toolhead | tool changers and storage mechanisms |
| CA-1,123,809 | May 18, 1982 | C.B. Sipek, R.B. Clegg, R. Johnstone | Machine tool with hollow structural steel members | milling machines |
