Title:
DEVICE WITH POWER FEEDING MECHANISM
Document Type and Number:
Japanese Patent JP2021055209
Kind Code:
A
Abstract:
To provide a device with power feeding mechanism which includes a power feeding mechanism which feeds power to a movable body in a non-contact manner.SOLUTION: A device with power feeding mechanism includes a movable body moving along a rail, and a power feeding mechanism for feeding power to the movable body. The power feeding mechanism includes: a primary coil extending along the rail; a magnetic core provided inside the primary coil and shorter than the primary coil; a cylindrical member which is provided in the movable body, and in which the primary coil is inserted; a secondary coil wound around an outer periphery of the cylindrical member, and power-fed by electromagnetic induction from the primary coil; a first magnet provided at the magnetic core; and a second magnet provided at the cylindrical member. By a magnetic force of the first magnet and the second magnet, the magnetic core moves inside the primary coil being interlocked with the movable body.SELECTED DRAWING: Figure 4
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Inventors:
SHIMOYAMA YASUO
FUJIMOTO HIROMI
FUJIMOTO HIROMI
Application Number:
JP2019179498A
Publication Date:
April 08, 2021
Filing Date:
September 30, 2019
Export Citation:
Assignee:
SHIMA SEIKI MFG
International Classes:
D04B15/96; D04B7/00; D04B15/56; D04B15/99; H01F38/14; H02J50/10
Domestic Patent References:
| JP2006303221A | 2006-11-02 | |||
| JP2018074750A | 2018-05-10 | |||
| JP2011087366A | 2011-04-28 | |||
| JP2009005562A | 2009-01-08 |
Foreign References:
| DE4308251A1 | 1993-11-04 | |||
| US20030201862A1 | 2003-10-30 |
Attorney, Agent or Firm:
Hiroshi Yamano