Global Patent Index - EP 1849739 A1

EP 1849739 A1 2007-10-31 - ELEVATOR-USE HOIST MACHINE AND BEARING REPLACING METHOD FOR ELEVATOR-USE HOIST MACHINE

Title (en)

ELEVATOR-USE HOIST MACHINE AND BEARING REPLACING METHOD FOR ELEVATOR-USE HOIST MACHINE

Title (de)

HEBEZUGMASCHINE FÜR AUFZUGNUTZUNG UND LAGERERSETZUNGSVERFAHREN FÜR HEBEZUGMASCHINE FÜR AUFZUGNUTZUNG

Title (fr)

MONTE-CHARGE POUR UNE UTILISATION DANS UN ASCENSEUR ET PROCEDE DE REMPLACEMENT DE ROULEMENT POUR LEDIT MONTE-CHARGE

Publication

EP 1849739 A1 (EN)

Application

EP 06712786 A

Priority

  • JP 2006301643 W
  • JP 2005035699 A

Abstract (en)

In a machine- roomless elevator, an elevator traction machine that enables its bearing to easily be replaced from one side, comprises a housing 1 for fastening thereto a magnetic-circuit-constituting stator 2 that generates electromagnetic force, a stationary shaft 3 adapted to fit into a bearing 4, within an inner circular area of the bearing 4, and thereby to dispose the bearing to be coaxial with the stator 2 axial center, and being detachably fastened to the housing 1 in a space provided in an area surrounding the center of the housing 1, a one-rotary-element-constituting bearing boss 5 adapted to fit with the circumference of the bearing as disposed on the stationary shaft, and able to pass through the space, and a magnetic-circuit-constituting rotor 6 having a predetermined clearance from the stator, being detachably fastened to the bearing boss 5, located on the inside of the rotor, and being capable of being directly/indirectly fastened to the housing 1.

IPC 8 full level (invention and additional information)

B66B 11/08 (2006.01); B66B 7/00 (2006.01); B66B 11/04 (2006.01)

CPC (invention and additional information)

B66B 11/043 (2013.01); B66B 11/0438 (2013.01)

Designated contracting state (EPC)

DE

EPO simple patent family

EP 1849739 A1 20071031; EP 1849739 A4 20120530; CN 1989064 A 20070627; JP 2006219274 A 20060824; KR 100925589 B1 20091106; KR 20070065318 A 20070622; KR 20090076981 A 20090713; WO 2006085458 A1 20060817

INPADOC legal status


2013-05-22 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20121127

2012-05-30 [A4] DESPATCH OF SUPPLEMENTARY SEARCH REPORT

- Effective date: 20120427

2012-05-30 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: B66B 11/04 20060101ALI20120423BHEP

2012-05-30 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: B66B 11/08 20060101AFI20120423BHEP

2012-05-30 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: B66B 7/00 20060101ALI20120423BHEP

2008-05-21 [DAX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (TO ANY COUNTRY) (DELETED)

2008-05-21 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION)

- Designated State(s): DE

2007-10-31 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20070126

2007-10-31 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE