Patent ID: 6128971
Filing Date: 2000-10-10
Classification: G05G,H01H,Y10T

Abstract:
A control device for a machine, comprising:a control lever rotatably mounted on a shaft within a frame, the shaft being disposed along a first axis and rotatable thereabout;a pair of abutment members defined by the control lever on opposite sides thereof;a first pair of centering levers mounted on the shaft on opposite sides of the control lever, the first pair of centering levers being operative to rotate relative to one another about the first axis in response to rotation of the control lever;a first pair of adjustable abutment members defined by the centering levers, the first pair of adjustable abutment members being operative to engage the control lever abutment members;a pair of abutment stop portions located on the centering levers, the abutment stop portions being operative to engage a first pair of stop members located on the frame; andat least one first biasing mechanism connected between each centering lever and opposing sides of the frame, each first biasing mechanism being operative to bias each centering lever against the respective first stop members located on the frame.