To provide a position-adjustable cervical spine support device which can correct a driving posture, can continuously maintain a safe driving posture, and can alleviate fatigue by position-adjusting and supporting a rear cervical spine (a bone of a neck) on a backrest of a vehicle seat according to a physical characteristics of a vehicle driver.SOLUTION: A position-adjustable cervical spine support device includes: a cervical spine support member 50 located in an attachment space part 92 which is opened to an upper part and a front part of a backrest 20, and supporting a cervical spine of a driver; a fore-and-aft distance adjustment part in which movable nuts are provided on each of a left screw rod and a right screw rod that are separately positioned from the rear side of a rear attachment plate, and connected to each other in a state of intersecting with both-side hinge parts, and which moves the cervical spine support member to a fore-and-aft direction by the rotation of a distance adjustment lever in a cross state by the rotation of the left screw rod and the right screw rod by the drive of a motor; and a vertical distance adjustment part for vertically moving the cervical spine support member by an operation of a lower cylinder of a bottom face attachment base which is arranged so as to support a lower side of a vertical attachment plate which supports a side part of the motor.SELECTED DRAWING: Figure 2
【課題】車両運転者の身体特性に応じて後方側頚椎(首の骨)を車両シートの背もたれ上で位置調節して支持することにより、運転姿勢を正し、安定的な運転姿勢を持続的に維持することができ、疲労を軽減することができる位置調節可能な頚椎支持装置を提供する。【解決手段】背もたれ20の上方及び前方に開放した取付空間部92に位置して運転者の頚椎を支持する頚椎支持部材50と、後方の取付板の後方に離隔して位置した左ネジ棒及び右ネジ棒上にそれぞれ移動ナットが備えられ、両側ヒンジ部に交差した状態で連結され、モーターの駆動による左ネジ棒及び右ネジ棒の回転によって距離調節バーが交差した状態で回転することによって頚椎支持部材を前後方に移動させる前後方距離調節部と、モーターの側部を支持する垂直取付板の下部側を支持するように備えられた底面取付台の下部のシリンダーの作動によって頚椎支持部材を上下に移動させる上下距離調節部とを含む。【選択図】図2
POSITION-ADJUSTABLE CERVICAL SPINE SUPPORT DEVICE ARRANGED AT BACKREST OF VEHICLE SEAT
車両シートの背もたれに設置される位置調節可能な頚椎支持装置
2020-01-09
Patent
Electronic Resource
Japanese
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |