Structure for standardizing parts of a roller assembly for a...

Details Structure for standardizing parts of a roller assembly for a... Structure for standardizing parts of a roller assembly for a...

2005-02-08

2005-02-08

Morano, S. Joseph (Department: 3617)

Wheel substitutes for land vehicles

With track support intermediate of end wheels

With roller support contacting lower track run

C305S138000, C029S894012

Reexamination Certificate

active

06851768

ABSTRACT:
A structure for standardizing at least one kind of part of a roller assembly for a construction vehicle so that the part can be used for a same size of construction vehicles having different structural specifications of a plurality of construction vehicle makers. The at least one kind of part includes at least one of a shell, a shaft, a floating seal, a bushing and a collar. Structural specifications including the configuration and dimension, the kind of steel or material, and the heat treatment specification or the mechanical property for the at least one kind of part are unified as much as possible over the same size of the construction vehicles of a plurality of construction vehicle makers.

REFERENCES:
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patent: 6280009 (2001-08-01), Oertley
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patent: 6742853 (2004-06-01), Takeno et al.
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US 2003/0090151 A1, Takeno et al, May 15, 2003, all pages.*
Search Report, dated Apr. 27, 2004, from the European Patent Office for Paten Application No. 03250569.5-2425.

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