| All Patents of Type: metalworking machine mechanisms |
Patents 76 -
90
of 2143
      |
| Number | Date | Patentee | Title | Type |
| 437,067 | Sep. 23, 1890 | L.E. Whiton | Speed Changing Mechanism for Lathes | metalworking speed changing mechanisms |
| 439,660 | Nov. 04, 1890 | A. Holmquist | Feed Screw and Nut for the Same | metalworking power transmission |
| 441,411 | Nov. 25, 1890 | J. Hartness | Stock Feeding Device for Screw Machines | workpiece changers and storage mechanisms |
| 446,233 | Feb. 10, 1891 | B.G. Luther | Back-gearing mechanism | metalworking power transmission |
| 447,144 | Feb. 24, 1891 | J.B. Clyne | Automatic Feed Mechanism for Chucks | workpiece changers and storage mechanisms |
| 453,415 | Jun. 02, 1891 | T.H. Needham | Clutching Mechanism for Planers | metalworking machine mechanisms |
| 457,070 | Aug. 04, 1891 | W. Buckley | Lathe | metal lathes |
| 459,393 | Sep. 15, 1891 | Z.B. Coes | Metal Planing Machine | metalworking machine mechanisms |
| 459,627 | Sep. 15, 1891 | C.M. Conradson | Sectional Journal Box | metalworking machine mechanisms |
| 462,481 | Nov. 03, 1891 | J. Flather | Feed Mechanism for Lathes | metalworking machine mechanisms |
| 463,812 | Nov. 24, 1891 | A. Lesperance | Clutch | metalworking power transmission |
| 463,820 | Nov. 24, 1891 | T.H. Worrall, A. Lesperance | Clutch | metalworking power transmission |
| 464,492 | Dec. 08, 1891 | W.E. Canedy | Friction-clutch | metalworking power transmission |
| 465,892 | Dec. 29, 1891 | T.L. Smith | Feed Connection for Drill Presses and Other Machines | metalworking machine mechanisms |
| 467,098 | Jan. 12, 1892 | J. Hartness | Stock Feeding Device for Screw Machines | workpiece changers and storage mechanisms |
