To correct a rotation range of a movable part to be close to a target rotation range even when the rotation range of the movable part is shifted from the target rotation range.SOLUTION: There is provided a rotation device that changes an inclination angle of a movable part 17 supported by support parts 11, 18R, and 18L relative to the support part 11 with movable part driving means 24 and 25 to cause the movable part to repeatedly perform a reciprocating rotation operation within a predetermined rotation range on the rotation axis extending in a predetermined direction Y, the rotation device including support part displacement means 26 and 27 that displace the support parts 18R and 18L to shift the predetermined rotation range on the rotation axis.SELECTED DRAWING: Figure 6
【課題】可動部の回動範囲が目標の回動範囲からズレても、可動部の回動範囲を目標の回動に近付くように補正することを可能にする。【解決手段】支持部11,18R,18Lに支持された可動部17の該支持部11に対する相対的な傾斜角度を可動部駆動手段24,25により変化させて、所定方向Yへ延びる回動軸回りにおける所定の回動範囲の往復回動動作を前記可動部に繰り返し行わせる回動装置において、前記回動軸回りにおける前記所定の回動範囲がシフトするように前記支持部18R,18Lを変位させる支持部変位手段26,27を有する。【選択図】図6
ROTATION DEVICE, OPTICAL SCANNER, IMAGE DISPLAY DEVICE, MOVABLE BODY, ROTATIONAL MOVEMENT ADJUSTMENT METHOD, AND PROGRAM
回動装置、光走査装置、画像表示装置、移動体、回動動作調整方法及びプログラム
2019-08-29
Patent
Electronic Resource
Japanese
IPC: | G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B81B Mikrostrukturbauelemente oder -systeme, z.B. mikromechanische Bauelemente , MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES / G09G Anordnungen oder Schaltungen zur Steuerung oder Regelung von Anzeigevorrichtungen mit statischen Mitteln zur Darstellung veränderlicher Informationen , ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION |
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