Extendable paving screed

Details Extendable paving screed Extendable paving screed

2007-10-30

2007-10-30

Addie, Raymond (Department: 3671)

Road structure, process, or apparatus

Apparatus

Material distribution means

C404S101000, C404S118000

Reexamination Certificate

active

11058830

ABSTRACT:
A screed assembly for a paving machine includes a main screed portion and an extension screed portion longitudinally extendable from the main screed portion. The extension screed portion includes a variable length coupling portion arranged in a manner sufficient to permit modifying the overall length of the extension screed portion such that the screed assembly may be extended to a maximum overall width that is twice that of the minimum retracted width.

REFERENCES:
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patent: 5725325 (1998-03-01), Schleiter et al.
patent: 6203243 (2001-03-01), Birtchet
patent: 4229464 (1994-03-01), None
patent: 0 493 889 (1992-07-01), None
patent: 0 686 729 (1995-12-01), None
patent: 0879918 (1998-04-01), None
patent: 0967329 (1999-12-01), None

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