Grid File (and Family)

PCT No. PCT/EP97/03814 Sec. 371 Date May 17, 1999 Sec. 102(e) Date May 17, 1999 PCT Filed Jul. 15, 1997 PCT Pub. No. WO98/04998 PCT Pub. Date Feb. 5, 1998A multidimensional handle controlled without displacement is used for precisely positioned control and input. The actuating rod is selectively and simultaneously subjected to lateral pressure and to bending by a surrounding fist. The third dimension is controlled without displacement by the thumb, which acts on an additional sensor lever.