EP 0215517 A1 19870325 - Machine for the smoothing of concrete surfaces.
Title (en)
Machine for the smoothing of concrete surfaces.
Title (de)
Maschine zum Glätten von Betonoberflächen.
Title (fr)
Machine de lissage de surfaces en béton.
Publication
Application
Priority
NL 8502520 A 19850916
Abstract (en)
A machine for the smoothing of freshly poured concrete surfaces, consisting substantially of a horizontally displaceable frame (1) with fastening and mounting points for two sets of rotating trowels (5,5',6,6'), each set being attached perpendicularly to the end of the tiltable rotating shaft (11).
IPC 1-7
IPC 8 full level
E04F 21/24 (2006.01); E04G 21/10 (2006.01)
CPC (source: EP)
E04F 21/247 (2013.01); E04G 21/10 (2013.01)
Citation (search report)
- [AD] US 4046484 A 19770906 - HOLZ SR ORVILLE H, et al
- [A] FR 1152959 A 19580227 - COMPTOIR D OUTIL ET DE FOURNIT
- [A] US 2942536 A 19600628 - IRWIN WILFRED W
- [A] FR 2186575 A1 19740111 - HOLZ ORVILLE SR [US]
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0215517 A1 19870325; EP 0215517 B1 19890308; AT E41196 T1 19890315; DE 3662287 D1 19890413; NL 8502520 A 19870416
DOCDB simple family (application)
EP 86201522 A 19860904; AT 86201522 T 19860904; DE 3662287 T 19860904; NL 8502520 A 19850916