Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7204168 | Hand controller and wrist device A compact four degrees of freedom parallel mechanism suitable for use as a hand control or wrist is provided that has backdrivability, is singularity free and has a large workspace and a large force reflecting capability. The structure is light but rigid, and the el... | 04/17/2007 |
| 6564669 | Remote handling device A remote handling device includes a master arm and a slave arm adapted to reproduce the movements of the master arm. The slave arm is located within a confinement chamber. The master arm is located outside the confinement chamber. The master and slave arm... | 05/20/2003 |
| 6328510 | Machine tool for triaxial machining of work pieces A machine tool for triaxial machining of work pieces with a machine rack. Couplers run on slewable bearings and being adjustable in an X-Y plane. These couplers are joined with a hinge. The machine tool is equipped with a tool carrier arranged at one coup... | 12/11/2001 |
| 6286387 | Three-dimensional input manipulator A three-dimensional manipulator comprising: a single operation grip 11 which is moved to an arbitrary position within a definite range of three-dimensional space and inputs current coordinates; a first operation input 2 for holding the operation grip 11 w... | 09/11/2001 |
| 5918507 | Micromanipulator fine control apparatus A micromanipulator fine control apparatus is operated with a mouse. As the mouse is moved to the front, rear, left and right, a control handle is tilted to the front, rear, left and right, respectively, and a fore and aft fine control slider and a left-ri... | 07/06/1999 |
| 5845541 | Micromanipulator fine control apparatus A micromanipulator fine control apparatus of the present invention is operated with a mouse. As the mouse is moved to the front, rear, left and right, a control handle is tilted to the front, rear, left and right, respectively, and a fore and aft fine con... | 12/08/1998 |
| 5771749 | Slide mechanism combined rough and fine adjustment in micromanipulator A slide mechanism combined rough and fine adjustment in micromanipulator comprising an inside slider 30 provided with a rough adjustment female screw 30a in axial direction slidably fitted in recessed grooves 12a of a basic outside slider 12 in axial dire... | 06/30/1998 |
| 4088038 | Device for connecting either one of two alternative operating members with an operated member A device for connecting either one of two alternative incoming Bowden cables with an outgoing Bowden cable has a frame with a cam plate. Two mirror-image cam curves each has a valley surrounded by higher cam portions. The incoming cables are connected to ... | 05/09/1978 |
