Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 4192102 | Centerless plunge grinding machine with progressive angle development A centerless grinder is adapted to have a regulating wheel feed radially towards a grinding wheel about a pivot point to accomplish an infeed grind operation on a plurality of parts between the wheels. The parts are infeed ground at a plurality of station... | 03/11/1980 |
| 4107881 | Centerless grinding machine A centerless grinder is adapted to have a regulating wheel feed towards a grinding wheel about a pivot point to accomplish an infeed grind operation on a plurality of parts between the wheels. The parts are infeed ground at a plurality of stations from an... | 08/22/1978 |
| 4091572 | Lapidary sphere grinder A machine for grinding irregularly shaped rock, or various other material such as steel, wood, plastic or the like, into spherical shape; the machine including a table, upon which there is a motor driven grinding wheel and a motor driven, rubber tired whe... | 05/30/1978 |
| 4091571 | Casing for the grinding position in a centerless grinding machine A casing for a grinding machine characterized by a pair of hood sections which are actuatable from an open position enabling access to the grinding area and a closed position confining the grinding area in a manner to minimize dispersion of lubricant and ... | 05/30/1978 |
| 4083151 | Angular feed centerless grinder An angular feed centerless grinder having a frusto-conical grinding wheel adapted to simultaneously grind a workpiece diameter and adjacent shoulder by feeding the wheel relative to the workpiece at an angle to the center line of the workpiece, i.e. at th... | 04/11/1978 |
| 4062150 | Centerless grinding method and device using same A centerless grinding method and a device using same, in which: a work having a cylindrical stem portion and a flange portion is supported on a supporting plate; a regulating wheel is provided with a lead angle so as to feed the work in its axial directio... | 12/13/1977 |
| 4051634 | Regulating wheel pivot adjusting device An apparatus for adjusting the regulating wheel pivot in a centerless grinder machine when used for thrufeed grinding, comprising a means for tilting the axis of the regulating wheel to provide a thrufeed vector feed, and further comprising a means for el... | 10/04/1977 |
| 4019283 | Grinding machine loader assembly An improved grinding machine loader assembly includes a rotatable wheel upon which a plurality of workpiece supports are mounted at equally spaced apart locations. After a latch member has been moved into engagement with the wheel and a locking member has... | 04/26/1977 |
| 3967515 | Apparatus for controlling vibrational chatter in a machine-tool utilizing an updated synthesis circuit A method and apparatus for controlling vibrational chatter in a machine tool operation wherein a workpiece and a tool are mounted in a manner to permit controlled and forced engagement of the tool and workpiece to remove material from said workpiece. A fi... | 07/06/1976 |
