Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 5195408 | Bar feeder with centering apparatus A holder for bar stock being fed to a turning machine includes bar stock holding V-shaped trough, and a top guide assembly mounted to a floor-mounted frame through frame-mounted slides that are vertically slidable on the frame in opposite directions. A ho... | 03/23/1993 |
| 5115702 | Bar stock feeding means In order to so improve a bar stock feeding means for machine tools comprising a longitudinal guide means on which several holders which each receive the bar stock in a guide means are held for movement in the longitudinal direction of the longitudinal gui... | 05/26/1992 |
| 5111562 | Spindle apparatus for holding a workpiece A spindle apparatus for holding a workpiece for machining includes a stationary support structure and preferably multiple rotary spindle members for holding individual workpieces. Each rotary spindle member is mounted in a spindle carriage that is rotatab... | 05/12/1992 |
| 5095789 | Multi spindle automatic lathe A multi spindle automatic lathe comprising a single motor (20) for rotating a plurality of spindles (55) which are freely rotatably supported on a spindle carrier (52) which is in turn supported on a headstock (51) for an indexing rotation so as to preven... | 03/17/1992 |
| 4793039 | Electronically controllable rotary transfer machine In its simplest form, the automatic transmission machine under discussion, with electronically controllable intermittently rotating table (FIG. 1), is made up of an annular base support (1) consisting of two half-plates (1' and 1") on whose opposite exter... | 12/27/1988 |
| 4260306 | Eccentric boring tool and method An eccentric boring tool and method of forming a bore off center from the central axis of a workpiece are disclosed. The tool includes a tool holder nonrotatably supported relative to a workpiece and an outer housing supported for rotation with the workpi... | 04/07/1981 |
| 4208772 | Automatic metal working machine part counter A multiple spindle automatic screw machine is provided with an electrically insulated metal stock feed stop which is connected in an electrical circuit so as to provide an electrical signal when the grounded bar stock makes contact therewith for indicatin... | 06/24/1980 |
| 4185366 | Spindle drives for multi spindle lathes A spindle drive for a multi spindle lathe incorporating electrically operable clutch mechanisms to engage drive to the spindles, each clutch mechanism having a part fixed to the spindle to be driven, and electromagnetic means mounted in a ring secured to ... | 01/29/1980 |
| 3991453 | Spindle drives for multi spindle lathes A spindle drive for an eight spindle lathe comprising a single input gear disposed at the center of the circle of the eight spindles, two gears meshing with the single input gear, each of these two gears engaging with pairs of further gears which are arra... | 11/16/1976 |
| 3954043 | Method and apparatus for clamping and milling work in a lathe A method and apparatus for use on an automatic multispindle lathe of the type wherein the spindles are indexed into various positions about a central axis, the present method and apparatus including stopping rotation of the spindle and work piece in one o... | 05/04/1976 |
| 3941256 | Bar feeders A bar holder and feeder for an automatic machine tool comprising an elongated bar holder aligned with the machine tool, which bar holder can be opened to allow bar to be loaded thereinto; loading means to load bar into a loaded position in the bar holder;... | 03/02/1976 |
