Patent ID: 7430983
Filing Date: 2008-10-07
Classification: E02F,Y10S

Abstract:
1. A loader bucket orientation indicating system for a loader boom assembly having a bucket pivotally mounted on an end of a boom, the bucket orientation indicating system comprising: a support member comprising a base non-rotatably fixed to a side of an arm of the boom and a shaft projecting from the base; a pivot plate rotatably mounted on the shaft and having a visible bucket position indicator; a linkage coupled between the bucket and the pivot plate so that the pivot plate rotates clockwise and counter-clockwise as the bucket rotates clockwise and counter-clockwise, respectively, with respect to the boom, the linkage comprising a plurality of rigid links pivotally coupled together; a mounting plate fixed to an end of the support member and non-rotatable with respect to the boom; and a rotary member which is rotatably coupled to the mounting plate, the rotary member having a weight attached thereto so that the rotary member maintains a substantially fixed orientation relative to a horizontal plane, and the rotary member having a visible mark thereon, the position of the bucket position indicator relative to the mark providing an indication of bucket orientation relative to the horizontal plane.