US 7,320,263 B2
Controller and method for controlling a control object
Hans Gustafsson, Boras (Sweden)
Assigned to Parker Hannifin AB, Boras (Sweden)
Filed on Oct. 03, 2003, as Appl. No. 10/679,017.
Claims priority of application No. 0202933 (SE), filed on Oct. 03, 2002.
Prior Publication US 2004/0130530 A1, Jul. 08, 2004
Int. Cl. G05G 9/47 (2006.01)
U.S. Cl. 74—471XY  [74/531] 12 Claims
OG exemplary drawing
 
1. A controller, comprising:
a console; and a control lever pivotally mounted in the console about at least two intersecting pivot axis, the console including a pair of clamps swivel mounted about respective swivel axis, each clamp including an elongated slot through which the control lever extends and along which the control lever can be moved, and a detention device associated with each clamp and individually operable for locking each clamp in at least one predefined detent position to thereby limit the movement of the control lever, and wherein each detention device comprises a detention arm, which at one end is swivel-mounted in the console and extends transversely to the respective clamp and is provided with at least one contact surface along its length which, in the detention position, engages transversely with a contact surface of the respective clamp, and wherein each detention arm at its other end, is provided with activation means for moving the detention arm transversely into the detention position.