The invention relates to a roller blind device (3) for a vehicle, comprising: a roller blind web (4) which is wound on a winding shaft (8) which is rotatably mounted and is pretensioned in the winding direction by means of a tensioning spring (25); the invention relates to a roller blind web (4), comprising a guide rail (7) and a stretching support (5), which is connected to the pull-out end of the roller blind web (4) and is mounted on both sides in a movable manner on the guide rail (7), and which can be adjusted along the guide rail (7), in particular by means of a drive, in order to wind the roller blind web (4) onto or from a winding shaft (8), the invention is characterized in that the tensioning spring (25, 45) is tensioned between the winding shaft (8) and a spring support part (23), which is mounted in particular coaxially and rotatably with respect to the winding shaft (8), and in that the adjusting device adjusts the spring support part (23) relative to the winding shaft (8) in order to set a spring prestressing force that is adapted to the pull-out length of the roller blind web (4).
本发明涉及一种车辆卷帘装置(3),其具有:卷帘幅面(4),所述卷帘幅面被卷绕在能旋转地被支承且借助于张紧弹簧(25)沿着卷绕方向被预紧的卷绕轴(8)上;和拉伸支架(5),所述拉伸支架与卷帘幅面(4)的拉出端部连接并且在两侧分别能移动地被支承在导轨(7)上,并且为了将卷帘幅面(4)卷绕到从卷绕轴(8)上或者从所述卷绕轴退绕,所述拉伸支架能够特别是借助于驱动装置沿着导轨(7)被调节,其中,其特征在于,张紧弹簧(25,45)在卷绕轴(8)和特别是与卷绕轴(8)同轴地能旋转地被支承的弹簧支撑部件(23)之间被张紧,并且调节装置将弹簧支撑部件(23)相对于卷绕轴(8)调节以调设与卷帘幅面(4)的拉出长度相匹配的弹簧预应力。
Roller shutter device on vehicle roof
车顶上的卷帘装置
2022-09-09
Patent
Electronic Resource
Chinese
IPC: | B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge |