EP 1497218 A1 20050119 - DRIVE SYSTEM FOR REDUCING THE POLYGONAL EFFECT IN CONTINUOUS DRIVE CHAINS OF ESCALATORS AND MOVING WALKWAYS
Title (en)
DRIVE SYSTEM FOR REDUCING THE POLYGONAL EFFECT IN CONTINUOUS DRIVE CHAINS OF ESCALATORS AND MOVING WALKWAYS
Title (de)
ANTRIEBSSYSTEM ZUR REDUZIERUNG DES POLYGONEFFEKTES BEI UMLAUFENDEN ANTRIEBSKETTEN VON ROLLTREPPEN UND ROLLSTEIGEN
Title (fr)
SYSTEME D'ENTRAINEMENT REDUISANT L'EFFET POLYGONAL LORS DU MOUVEMENT DES CHAINES D'ENTRAINEMENT D'ESCALIERS ET TROTTOIRS ROULANTS
Publication
Application
Priority
- DE 10218374 A 20020425
- DE 10222992 A 20020524
- EP 0304145 W 20030422
Abstract (en)
[origin: WO03091144A1] The invention relates to a drive system for escalators and moving walkways. Said system comprises at least one drive motor that optionally co-operates with a gearing, at least one drive chain that is configured as a plate link chain, deflection elements for the drive chain, in addition to a device for modifying the speed of the drive chain and respectively of components thereof, in the vicinity of the respective deflection element.
IPC 1-7
IPC 8 full level
B66B 23/02 (2006.01)
CPC (source: EP US)
B66B 23/022 (2013.01 - EP US)
Citation (search report)
See references of WO 03091144A1
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 PT RO SE SI SK TR
DOCDB simple family (publication)
WO 03091144 A1 20031106; AU 2003233036 A1 20031110; CN 100457597 C 20090204; CN 1649792 A 20050803; EP 1497218 A1 20050119; HK 1076789 A1 20060127; JP 2005532965 A 20051104; JP 4288183 B2 20090701; US 2005061608 A1 20050324; US 7077257 B2 20060718
DOCDB simple family (application)
EP 0304145 W 20030422; AU 2003233036 A 20030422; CN 03809283 A 20030422; EP 03727331 A 20030422; HK 05108792 A 20051004; JP 2003587719 A 20030422; US 97104804 A 20041025