Global Patent Index - EP 1129457 A2

EP 1129457 A2 20010905 - ELECTROMAGNETIC LIFTING SYSTEM

Title (en)

ELECTROMAGNETIC LIFTING SYSTEM

Title (de)

ELEKTROMAGNETISCHES HEBESYSTEM

Title (fr)

SYSTEME DE LEVAGE ELECTROMAGNETIQUE

Publication

EP 1129457 A2 20010905 (EN)

Application

EP 99962765 A 19991112

Priority

  • US 9926903 W 19991112
  • US 10824798 P 19981113

Abstract (en)

[origin: WO0030129A2] An electromagnet (10) having a core with a plurality of elongated channels (16), a bottom opening (34) to each channel, and a coil (14) made up of a plurality of lengths of electrically conductive wire extending through each channel. The core has a top wall (24) and a plurality of spaced parallel vertical side walls (26, 28) which define the channels. The bottom end of each vertical side has horizontal flanges (30) which form the poles of the magnet (10) and also define the openings (34) to the channels.

IPC 1-7

H01F 7/20

IPC 8 full level

H01F 7/20 (2006.01)

CPC (source: EP)

H01F 7/206 (2013.01); H01F 2007/208 (2013.01)

Citation (search report)

See references of WO 0030129A2

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

WO 0030129 A2 20000525; WO 0030129 A3 20001116; EP 1129457 A2 20010905

DOCDB simple family (application)

US 9926903 W 19991112; EP 99962765 A 19991112