Conveyor chain having a low friction liner

Details Conveyor chain having a low friction liner Conveyor chain having a low friction liner

2008-06-05

2011-10-11

Bidwell, James R (Department: 3651)

Conveyors: power-driven

Conveyor section

Endless conveyor

C059S005000, C474S212000

Reexamination Certificate

active

08033389

ABSTRACT:
A conveyor chain including a chain pin having an exterior surface; a bearing having a generally tubular body portion having an exterior surface and an interior surface, the chain pin disposed in the generally tubular body portion of the bearing so that the interior surface of the bearing surrounds the exterior surface of the chain pin; and a low friction liner material secured to a surface selected from the exterior surface of said chain pin, the interior surface of the bearing, the exterior surface of the bearing, or combinations thereof.

REFERENCES:
patent: 3582166 (1971-06-01), Reising
patent: 4926529 (1990-05-01), Hosmer
patent: 5549194 (1996-08-01), Dag
patent: 5667442 (1997-09-01), Tanaka
patent: 5745974 (1998-05-01), Tanaka
patent: 5950416 (1999-09-01), Kerner et al.
patent: 6344426 (2002-02-01), Hata et al.
patent: 6978886 (2005-12-01), Karnes
patent: 2003/0177752 (2003-09-01), Nakagawa
patent: 1572738 (1980-08-01), None
Search report dated Oct. 16, 2008.

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