Global Patent Index - EP 0895957 A3

EP 0895957 A3 2000-03-15 - Screw-nut elevator

Title (en)

Screw-nut elevator

Title (de)

Spindel-Aufzug

Title (fr)

Ascenseur à vis-sans-fin

Publication

EP 0895957 A3 (EN)

Application

EP 98114868 A

Priority

IT TO970724 A

Abstract (en)

[origin: EP0895957A2] An elevator (1) having a frame (2), a fixed straight guide (9) fitted to the frame (2), a platform (12) movable along the guide (9), and an actuating device (13) for moving the platform (12); the actuating device (13) having an electric motor (22) and a cable transmission (14), the cables (15) of which have respective end portions connected integrally to the platform (12) and to the frame (2), and extend about transmission pulleys (17) carried by a counterweight (18) movable parallel to the guide (9) by a screw-nut screw assembly (19) activated by the electric motor (22). <IMAGE>

IPC 1-7 (main, further and additional classification)

B66B 11/04; B66B 5/02; B66B 9/02; B66B 11/08

IPC 8 full level (invention and additional information)

B66B 11/04 (2006.01)

CPC (invention and additional information)

B66B 11/0446 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0895957 A2 19990210; EP 0895957 A3 20000315; IT 1293687 B1 19990308; IT TO970724 A1 19990208

INPADOC legal status


2002-10-30 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20020301

2000-11-22 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000904

2000-11-22 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-11-22 [AXX] PAYMENT OF EXTENSION FEES

- Free text: AL;LT;LV;MK;RO;SI

2000-03-15 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-03-15 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI

2000-03-15 [RIC1] CLASSIFICATION (CORRECTION)

- Free text: 7B 66B 11/04 A, 7B 66B 11/08 B, 7B 66B 5/02 B, 7B 66B 9/02 B

1999-02-10 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

1999-02-10 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI