Conveyors: power-driven – Conveyor section – Reciprocating conveying surface
Reexamination Certificate
2006-08-01
2006-08-01
Crawford, Gene O. (Department: 3651)
Conveyors: power-driven
Conveyor section
Reciprocating conveying surface
C198S750200, C198S750100
Reexamination Certificate
active
07083041
ABSTRACT:
An inflatable bladder (50) is positioned between the top (24) of a lower slat (22) and the top (36) of an upper slat (20). An air supply/exhaust conduit (52) extends upwardly from a transverse manifold (76) to the inflatable bladders (50). Flanges (32, 34) on the lower slat (22) contact flanges (42, 44) on the upper slat (20) to stop upward movement of the upper slat (20).
REFERENCES:
patent: 4741657 (1988-05-01), Cassel
patent: 5588522 (1996-12-01), Foster et al.
patent: 5664663 (1997-09-01), Wilkens
patent: 6213287 (2001-04-01), Juracko
patent: 6637586 (2003-10-01), Kuecker et al.
Delamarter Scott Michael
Foster Raymond Keith
Stout Kenneth A.
Barnard Delbert J.
Crawford Gene O.
Keith Investments LLC
Prakasam Ramya G.
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