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139 301 new documents added

1 340 825 documents amended

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EP 0880464 A1 19981202 - CHAIN DRIVE MECHANISM

Title (en)

CHAIN DRIVE MECHANISM

Title (de)

KETTENANTRIEBSMECHANISMUS

Title (fr)

MECANISME D'ENTRAINEMENT PAR CHAINES

Publication

EP 0880464 A1 19981202 (EN)

Application

EP 97904524 A 19970211

Priority

GB 9700378 W 19970211
GB 9602940 A 19960213

Abstract (en)

[origin: WO9729987A1] An escalator or like conveyor incorporates a twin drive mechanism comprising two chain loops bridged by an axle, a wheel at each end of the axle, the axle being connected to the wheel by a joint which permits relative pivotal movement between the axle and the wheel whereby lateral float is avoided.

IPC 1-7

B66B 23/14; B65G 39/20

IPC 8 full level

B66B 23/02 (2006.01)

CPC (source: EP)

B66B 23/02 (2013.01)

Citation (search report)

See references of WO 9729987A1

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

GB 2310185 A 19970820; GB 2310185 B 19990616; GB 9602940 D0 19960410; AU 1730097 A 19970902; EP 0880464 A1 19981202; WO 9729987 A1 19970821

DOCDB simple family (application)

GB 9602940 A 19960213; AU 1730097 A 19970211; EP 97904524 A 19970211; GB 9700378 W 19970211