EP 1577443 A1 20050921 - Vibratory screed for a paving machine
Title (en)
Vibratory screed for a paving machine
Title (de)
Vibrationseinbaubohle für einen Strassenfertiger
Title (fr)
Poutre vibrante pour finisseuse de route
Publication
Application
Priority
EP 04006487 A 20040318
Abstract (en)
A screed assembly (14) for a paving machine (10) is provided. The screed assembly (14) includes at least one screed plate (22) having an electrically actuated vibratory unit (26) positioned at a location sufficient to controllably vibrate the screed plate (22). The vibratory unit (26) is a self-contained vibratory system having an electric motor (30) driving a rotating mass (34). Each screed plate (22) included in the screed assembly (14) may be provided with a respective electronically actuated vibratory unit (26).
IPC 1-7
IPC 8 full level
E01C 19/40 (2006.01); E01C 19/48 (2006.01)
CPC (source: EP)
E01C 19/40 (2013.01); E01C 2301/10 (2013.01); E01C 2301/14 (2013.01)
Citation (search report)
- [XY] EP 0560360 A2 19930915 - CATERPILLAR PAVING PROD [US]
- [Y] EP 0489969 A1 19920617 - VOEGELE AG J [DE]
- [Y] EP 1258564 A2 20021120 - CATERPILLAR INC [US]
- [X] US 2346379 A 19440411 - CORWILL JACKSON
- [A] PATENT ABSTRACTS OF JAPAN vol. 1996, no. 08 30 August 1996 (1996-08-30)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DOCDB simple family (application)
EP 04006487 A 20040318