Title:
DRIVE DEVICE AND DISTANCE MEASURING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/168349
Kind Code:
A1
Abstract:
A drive device (10) is provided with a support body (23), a first movable portion (21), a first magnet (41), a second magnet (42), a first coil (31), and a second coil (32). The first movable portion (21) can swing in two axial directions with respect to the support body (23). The first magnet (41) is positioned inside the first movable portion (21) when viewed from a first direction. The second magnet (42) is positioned outside the first movable portion (21) when viewed from the first direction. The magnetic flux from the first magnet (41) acts on the first coil (31). The magnetic flux from the second magnet (42) acts on the second coil (32).
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Inventors:
KUROKI EIJI (JP)
Application Number:
PCT/JP2018/005872
Publication Date:
September 20, 2018
Filing Date:
February 20, 2018
Export Citation:
Assignee:
PIONEER CORP (JP)
International Classes:
H02K33/18; G01S7/481; G02B26/08; G02B26/10
Domestic Patent References:
| WO2013065126A1 | 2013-05-10 |
Foreign References:
| JP2009089501A | 2009-04-23 | |||
| JP2014077961A | 2014-05-01 | |||
| JP2009075587A | 2009-04-09 | |||
| JP2017047438A | 2017-03-09 |
Other References:
See also references of EP 3598622A4
Attorney, Agent or Firm:
HAYAMI Shinji et al. (JP)
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