JP6672269B2 - 低スチフネス曲げ部 - Google Patents
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- JP6672269B2 JP6672269B2 JP2017511146A JP2017511146A JP6672269B2 JP 6672269 B2 JP6672269 B2 JP 6672269B2 JP 2017511146 A JP2017511146 A JP 2017511146A JP 2017511146 A JP2017511146 A JP 2017511146A JP 6672269 B2 JP6672269 B2 JP 6672269B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
- B81B3/0035—Constitution or structural means for controlling the movement of the flexible or deformable elements
- B81B3/0051—For defining the movement, i.e. structures that guide or limit the movement of an element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
- B81B3/0064—Constitution or structural means for improving or controlling the physical properties of a device
- B81B3/0067—Mechanical properties
- B81B3/007—For controlling stiffness, e.g. ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/03—Microengines and actuators
- B81B2201/033—Comb drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2203/00—Basic microelectromechanical structures
- B81B2203/01—Suspended structures, i.e. structures allowing a movement
- B81B2203/0145—Flexible holders
- B81B2203/0163—Spring holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2203/00—Basic microelectromechanical structures
- B81B2203/05—Type of movement
- B81B2203/051—Translation according to an axis parallel to the substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2203/00—Basic microelectromechanical structures
- B81B2203/05—Type of movement
- B81B2203/055—Translation in a plane parallel to the substrate, i.e. enabling movement along any direction in the plane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Micromachines (AREA)
Description
Claims (21)
- 曲げ部であって、
第1のフレームにつながれる第1の支持端部と、
第2のフレームにつながれる第2の支持端部と、
前記第1の支持端部と前記第2の支持端部とをつなぐ座屈部であり、前記曲げ部の可撓性部分として形成された前記座屈部であり、座屈状態で動作可能となる前記座屈部であって、前記曲げ部の前記座屈部は、座屈状態においては前記第1の支持端部と前記第2の支持端部との間で、当該第1の支持端部と当該第2の支持端部とを直線で結ぶ接線方向に対して直交する半径方向に座屈し、前記曲げ部の前記座屈部は、前記第1の支持端部と前記第2の支持端部に対して前記接線方向に座屈する、前記座屈部と、を備え、
前記曲げ部は、長さが前記曲げ部の幅よりかなり大きく、厚さが幅よりかなり小さく、
前記第1の支持端部と前記第2の支持端部が前記第1の支持端部と前記第2の支持端部とをつなぐ前記座屈部よりも広い幅を有する、
前記曲げ部。 - 前記座屈部を有するポリシリコンの層を備える、請求項1に記載の曲げ部。
- 金属の層を備え、導電性である、請求項1に記載の曲げ部。
- 前記第1の支持端部と前記第2の支持端部とをつなぐ前記座屈部は、幅が均一ではない、請求項1に記載の曲げ部。
- 非座屈状態にある前記曲げ部は、
第1の直線部分と、
第2の直線部分と、
前記第1の直線部分と前記第2の直線部分とをつなぐ曲線部分と、を備える、
請求項1に記載の曲げ部。 - 座屈状態にある前記曲げ部のスチフネスは、非座屈状態にある前記曲げ部のスチフネスより少なくとも1桁小さい、請求項1に記載の曲げ部。
- 座屈状態にある前記曲げ部のスチフネスは正である、請求項1に記載の曲げ部。
- 座屈状態にある前記曲げ部のスチフネスは負である、請求項1に記載の曲げ部。
- 前記座屈部は蛇行形である、請求項1に記載の曲げ部。
- 前記第1の支持端部と前記第2の支持端部は、当該第1の支持端部と当該第2の支持端部とを直線で結ぶ接線方向に並んでいない、請求項1に記載の曲げ部。
- 前記曲げ部は更に、導電性である金属の層を備え、前記金属層と前記ポリシリコン層はオフセットされている、請求項2に記載の曲げ部。
- 前記曲げ部は更に、導電性である金属の層を備え、前記金属層及び前記ポリシリコン層は、前記座屈部の少なくとも一部分において分割されている、請求項2に記載の曲げ部。
- 酸化シリコンの層を更に備え、前記金属層は前記曲げ部の長さ方向全体をカバーし、前記酸化シリコン層は、前記第1の支持端部と、前記第2の支持端部と、前記第1の支持端部及び前記第2の支持端部とつながれた、前記座屈部の端部のみと、をカバーする、請求項3に記載の曲げ部。
- 第1のフレームと第2のフレームとをつなぐ複数の曲げ部を備える曲げ部アレイを備えるステージであって、
前記第1のフレーム及び前記第2のフレームは実質的に一平面上にあり、
前記曲げ部アレイは、前記複数の曲げ部が座屈する前には、実質的に前記平面上にあり、
前記曲げ部アレイは、前記複数の曲げ部が座屈した後は、実質的に前記平面から外に曲がり、
前記複数の曲げ部は、複数の座屈部によってつながれた複数の第1の支持端部と複数の第2の支持端部を備え、
前記複数の第1の支持端部と前記複数の第2の支持端部は、前記複数の座屈部よりも広い幅を有し、
前記複数の曲げ部の前記複数の座屈部は、前記第1の支持端部と前記第2の支持端部との間で、当該第1の支持端部と当該第2の支持端部とを直線で結ぶ接線方向に対して直交する半径方向に座屈し、
前記複数の曲げ部の前記複数の座屈部は、前記第1の支持端部と前記第2の支持端部に対して前記接線方向に座屈する、
ステージ。 - 前記複数の曲げ部のそれぞれは、長さが幅よりかなり大きい、請求項14に記載のステージ。
- 前記複数の曲げ部のそれぞれは導電性である、請求項14に記載のステージ。
- 前記曲げ部アレイは、少なくとも1つの自由度においてスチフネスが低い、請求項14に記載のステージ。
- 前記複数の曲げ部のそれぞれは、少なくとも2つの層状材料を含み、前記層状材料のうちの少なくとも1つは金属である、請求項14に記載のステージ。
- 前記曲げ部アレイの移動を制限することにより、前記座屈した複数の曲げ部の破損を防ぐように構成された移動制限器を更に備える、請求項14に記載のステージ。
- 曲げ部を作動させるための方法であって、
長さが前記曲げ部の幅及び厚さよりかなり大きい曲げ部を設けるステップを含み、
前記曲げ部を作動させるための前記方法は、
前記曲げ部を、前記曲げ部が座屈するまで変位させるステップと、
前記曲げ部を座屈状態で維持するステップと、を含み、
座屈部によって第1のフレームと第2のフレームに接続された第1の支持端部と第2の支持端部は、前記第1の支持端部と前記第2の支持端部とをつなぐ前記座屈部よりも広い幅を有し、
前記曲げ部の前記座屈部は、座屈状態においては前記第1の支持端部と前記第2の支持端部との間で、当該第1の支持端部と当該第2の支持端部とを直線で結ぶ接線方向に対して直交する半径方向に座屈し、前記曲げ部の前記座屈部は、前記第1の支持端部と前記第2の支持端部に対して前記接線方向に座屈する、
曲げ部を作動させるための方法。 - 座屈状態にある前記曲げ部の破損を防ぐ為に、移動制限器を使用して前記曲げ部の移動を制限するステップを更に含む、請求項20に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201461989457P | 2014-05-06 | 2014-05-06 | |
US61/989,457 | 2014-05-06 | ||
US14/677,730 US10071903B2 (en) | 2014-05-06 | 2015-04-02 | Low stiffness flexure |
PCT/US2015/024161 WO2015171227A1 (en) | 2014-05-06 | 2015-04-02 | Low stiffness flexure |
US14/677,730 | 2015-04-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017514717A JP2017514717A (ja) | 2017-06-08 |
JP6672269B2 true JP6672269B2 (ja) | 2020-03-25 |
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JP2017511146A Expired - Fee Related JP6672269B2 (ja) | 2014-05-06 | 2015-04-02 | 低スチフネス曲げ部 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10071903B2 (ja) |
EP (1) | EP3140563A4 (ja) |
JP (1) | JP6672269B2 (ja) |
KR (1) | KR101953139B1 (ja) |
CN (1) | CN106460983B (ja) |
WO (1) | WO2015171227A1 (ja) |
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-
2015
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- 2015-04-02 EP EP15789553.3A patent/EP3140563A4/en active Pending
- 2015-04-02 KR KR1020167031551A patent/KR101953139B1/ko active IP Right Grant
- 2015-04-02 JP JP2017511146A patent/JP6672269B2/ja not_active Expired - Fee Related
- 2015-04-02 CN CN201580022662.1A patent/CN106460983B/zh active Active
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KR20160145109A (ko) | 2016-12-19 |
EP3140563A4 (en) | 2018-01-17 |
CN106460983A (zh) | 2017-02-22 |
WO2015171227A1 (en) | 2015-11-12 |
CN106460983B (zh) | 2018-11-13 |
US20150321900A1 (en) | 2015-11-12 |
JP2017514717A (ja) | 2017-06-08 |
KR101953139B1 (ko) | 2019-02-28 |
US10071903B2 (en) | 2018-09-11 |
EP3140563A1 (en) | 2017-03-15 |
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