Track roller for tracked vehicle
AssigneeKomatsu Ltd.
InventorTakeya Nagaoka
Life of this patent
Estimating the term…
Abstract
A track roller includes a roller shell, a first retainer, a second retainer, a first holding ring, and a second holding ring. The first retainer is press-fitted to the outer periphery of a shaft and abuts on a first end face of the roller shell. The second retainer is press-fitted to the outer periphery of the shaft and abuts on a second end face of the roller shell. The first holding ring is attached to the outer periphery of the shaft on the outside of the first retainer and fixes the first retainer. The second holding ring is attached to the outer periphery of the shaft and fixes the second retainer.
Claims8
A track roller for a tracked vehicle, comprising:
- a cylindrical roller shell;
- a shaft inserted into the roller shell;
- a first retainer press-fitted to an outer periphery of the shaft and facing a first end face of the roller shell;
- a second retainer press-fitted to the outer periphery of the shaft and facing a second end face of the roller shell;
- a first holding ring attached to the outer periphery of the shaft and fixing the first retainer;
- a second holding ring attached to the outer periphery of the shaft and fixing the second retainer;
- a first mounting piece attached to a first end of the shaft and axially spaced from the first retainer;
- and
- a second mounting piece attached to a second end of the shaft and axially spaced from the second retainer.
A track roller for a tracked vehicle, comprising:
- a cylindrical roller shell;
- a shaft inserted into the roller shell;
- a first retainer press-fitted to an outer periphery of the shaft and facing a first end face of the roller shell;
- a second retainer press-fitted to the outer periphery of the shaft and facing a second end face of the roller shell;
- a first holding ring attached to the outer periphery of the shaft and fixing the first retainer;
- a second holding ring attached to the outer periphery of the shaft and fixing the second retainer;
- a first seal assembly sealed between the roller shell and the first retainer;
- a second seal assembly sealed between the roller shell and the second retainer;
- a first mounting piece attached to a first end of the shaft and axially spaced from the first retainer;
- and
- a second mounting piece attached to a second end of the shaft and axially spaced from the second retainer.
A track roller for a tracked vehicle;
- comprising:
- a roller shell body having an insertion hole;
- a bushing press-fitted in the insertion hole and having a hollow part;
- a shaft inserted into the hollow part;
- a retainer press-fitted to an outer periphery at one end of the shaft and abutting on the bushing;
- a holding ring attached to the outer periphery of the shaft and stopping the movement of the retainer in an axial direction of the shaft;
- a mounting piece attached to the one end of the shaft and axially spaced from the retainer.
Dependencies are inferred from the claim text.