Title:
圧電アクチュエータ、圧電アクチュエータ装置、レンズ鏡筒および光学機器
Document Type and Number:
Japanese Patent JP5338133
Kind Code:
B2
Abstract:
A piezoelectric actuator comprises a first piezoelectric element pre-polarized towards a first direction and displaceable towards an about orthogonal direction with respect to said first direction, a second piezoelectric element pre-polarized towards a direction about parallel to the first direction and displaceable towards a direction about parallel to said first direction, a relative moving member clamped by displacement of said first piezoelectric element and relatively moves by displacement of said second piezoelectric element.
Inventors:
Takatoshi Ashizawa
Application Number:
JP2008128054A
Publication Date:
November 13, 2013
Filing Date:
May 15, 2008
Export Citation:
Assignee:
NIKON CORPORATION
International Classes:
H02N2/00; G02B7/04
Domestic Patent References:
| JP5049273A | ||||
| JP2006054979A |
Attorney, Agent or Firm:
Maeda/Suzuki International Patent Corporation
Hitoshi Maeda
Toru Suzuki
Horie
Hitoshi Maeda
Toru Suzuki
Horie
Previous Patent: JPS5338132
Next Patent: INK JET RECORDER AND METHOD FOR DISCHARGE RECOVERY OF SAID RECORDER
Next Patent: INK JET RECORDER AND METHOD FOR DISCHARGE RECOVERY OF SAID RECORDER