초록 ▼

A structure for the lower hinge and boom cylinder pivot of an articulated loader having a tube extending across and secured to the front frame of the loader with stub shafts secured in each end of the tube and protruding therefrom to act as pivotal mountings for the boom cylinders. The lower hinge h

A structure for the lower hinge and boom cylinder pivot of an articulated loader having a tube extending across and secured to the front frame of the loader with stub shafts secured in each end of the tube and protruding therefrom to act as pivotal mountings for the boom cylinders. The lower hinge has upper and lower plates secured to the cross tube to form a box section to provide strength and rigidity.

대표청구항 ▼

In a loader having a frame with a pair of boom arms pivotally mounted thereon, a pair of boom cylinders pivotally connected to the boom arms for raising and lowering thereof, an improved mounting for pivotal connection of the boom cylinders to the frame comprising: a tube spanning the width of the f

In a loader having a frame with a pair of boom arms pivotally mounted thereon, a pair of boom cylinders pivotally connected to the boom arms for raising and lowering thereof, an improved mounting for pivotal connection of the boom cylinders to the frame comprising: a tube spanning the width of the frame and secured thereto; a pair of stub shafts; a stub shaft positioned in each end of the tube and protruding therefrom; a bolt passing through the tube and the inner end of each stub shaft to secure the stub shaft in the tube; and the bolt being substantially in alignment with the boom cylinder when fully extended. In an articulated loader having front and rear frames pivotally interconnected by upper and lower hinges, a pair of boom arms pivotally mounted on the front frame, and a pair of boom cylinders connected between the front frame and the boom arms; and improved support for the lower hinge on the front frame comprising: a tube extending across and secured to the front frame; upper and lower plates secured to the tube; a bearing hub positioned between and secured to said plates; and vertical members extending from said hub to the front frame and positioned between and secured to said plates to form a box section.