Track chain joint with rotatable pin

Details Track chain joint with rotatable pin Track chain joint with rotatable pin

2009-08-27

2011-12-06

Kotter, Kip T (Department: 3617)

Wheel substitutes for land vehicles

Tracks or treads

With guide means for interfitting with sprocket wheel or roller

C305S195000

Reexamination Certificate

active

08070241

ABSTRACT:
A track chain joint for an endless track chain of a track-type vehicle is configured to engage first and second sprockets of a drive wheel of the track-type vehicle. Exemplarily, the joint has a pin, a bushing on the pin, first and second collars positioned respectively axially outboard of the bushing on the pin, and first and second drive caps positioned respectively axially outboard of the first and second collars and fixed to the pin, the first and second drive caps configured to engage respectively the first and second sprockets. Such components may be embodied in a cartridge.

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Background Information (prior art) (3 pages).
Tank Track Chain Images (prior art) (3 pages).
Caterpillar D6K Image Showing Track Chain on Idler (prior art) (1 page).
Toy Sherman Tank Information (16 pages) (2003).
CASE Extended Life Track Information (1 page) (prior art).
Caterpillar SystemOne™ Undercarriage Information (7 pages) (prior art).
Deere J Dozers Product Brochure (24 pages) (prior art).
Drawings of Prior Art System (2 pages) (prior art).
Statement About Track Chain Joints (3 pages) (prior art).
Track Joint Seal of Deere 850J Crawler (1 page) (prior art), 1997.
Crawler Loader Oil Filled Bucket Pin Bearing (1 page) (prior art).
European Search Report dated Nov. 28, 2007 (6 pages).
European Search Report and Associated Documents in Counterpart European Application No. EP 10 17 4197 (6 pages)(Aug. 10, 2011).

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