ROLLER ASSEMBLY OF AN UNDERCARRIAGE SYSTEM

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20170043819A1
SERIAL NO

15333428

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The disclosure provides a roller assembly for an undercarriage system of a machine. The undercarriage system includes a frame, which has a first inner surface defining a first opening. The roller assembly includes a roller supported on a roller shaft, and a spacer assembly. The spacer assembly includes a boss and a pad. The boss includes a second inner surface defining a second opening. The boss is fixedly attached to the frame, such that the second opening axially aligns with the first opening of the frame. The pad includes a third inner surface defining a third opening. The pad has a relatively greater hardness than the boss. The pad is fixedly attached to the boss, such that the third opening axially aligns with the second opening. Further, the roller shaft extends through the first opening, the second opening, and the third opening, to support the roller on the frame.

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Patent Owner(s)

Patent OwnerAddress
CATERPILLAR GLOBAL MINING LLC875 W CUSHING STREET TUCSON AS 85745

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dubay, Gregory H Carlock, US 6 59
Wu, Cheng-Kong C Franklin, US 3 1

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