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US 6,857,816 B2Granted
Roller
AssigneeSakai Heavy Industries, Ltd.
InventorsIsao Saito, Koichi Kaneko, Yukitsugu Saba, Yasutsugu Kanamori, Hiroaki Neko
Life of this patent
Estimating the term…
Abstract
A roller is equipped with a pair of crawlers. Each crawler includes a driving wheel detachably attached to a driving shaft. Each crawler also includes a set of driven wheels. Both sets of driven wheels are supported by a connecting member that is detachably attached on a bottom of a body. A roll, which is vibrated only in the perpendicular direction with respect to the ground surface, is attached to the body.
Claims8
A roller comprising:
- a body;
- a driving shaft, which has a left-side end and right-side end, mounted to the body for rotation on the body, wherein said driving shaft is attached to the body with connection bolts;
- a single connecting member detachably attached to a bottom of the body with at least one of said connection bolts that attaches said driving shaft to said body;
- a left-side crawler mounted on a left side of the body;
- and
- a right-side crawler mounted on a right side of the body;
- wherein each of the left-side crawler and the right-side crawler includes a driving wheel and a set of driven wheels, the driving wheel of the left-side crawler being detachably attached to the left-side end of the driving shaft, and the driving wheel of the right-side crawler being detachably attached to the right-side end of the driving shaft;
- and
- wherein the set of driven wheels of the left-side crawler and the set of driven wheels of the right-side crawler are attached to the bottom of the body through the same single connecting member.
6 more elements
Dependencies are inferred from the claim text.