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You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 337 350 patent documents

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219 431 new documents added

1 247 852 documents amended

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EP 1481933 A1 20041201 - EMERGENCY STOP TESTING METHOD OF ELEVATOR

Title (en)

EMERGENCY STOP TESTING METHOD OF ELEVATOR

Title (de)

VERFAHREN ZUM TESTEN DES NOTSTOPPS EINES AUFZUGES

Title (fr)

MÈTHODE POUR TESTER UNE FREIN DE SECURE D'ASCENSEUR

Publication

EP 1481933 A1 20041201 (EN)

Application

EP 02702764 A 20020306

Priority

JP 0202080 W 20020306

Abstract (en)

An emergency stop (5) is fixed to cage (1) such that the cage grasps guide rail (6) in abnormality condition. A torque detector (7) detects the torque of rope (4) to confirm abnormality condition accordingly.

IPC 1-7

B66B 5/16

IPC 8 full level

B66B 5/16 (2006.01); B66B 5/00 (2006.01)

CPC (source: EP)

B66B 5/0093 (2013.01); B66B 5/16 (2013.01)

Designated contracting state (EPC)

DE FR NL

DOCDB simple family (publication)

EP 1481933 A1 20041201; EP 1481933 A4 20100915; EP 1481933 B1 20110810; CN 1318287 C 20070530; CN 1578751 A 20050209; JP 4079886 B2 20080423; JP WO2003074407 A1 20050623; WO 03074407 A1 20030912

DOCDB simple family (application)

EP 02702764 A 20020306; CN 02804827 A 20020306; JP 0202080 W 20020306; JP 2003572887 A 20020306