Invention Grant
US08175769B2 Obstacle detection device, in particular a frame for a motorised opening panel of a motor vehicle, and resulting opening panel 有权
障碍物检测装置,特别是用于机动车辆的电动开启面板的框架以及由此产生的开口面板

Obstacle detection device, in particular a frame for a motorised opening panel of a motor vehicle, and resulting opening panel
Abstract:
The invention relates to a device for the detection of an obstacle (43) in relation to a controlled-movement panel (3), including: deformable tubular means or a flexible tube (31) for the propagation of low-frequency dynamic pressure waves; means for transmitting (40a) and receiving (40b) the low-frequency dynamic pressure waves; and means for processing (9) said dynamic pressure waves, which, upon detection of an obstacle, are designed to allow the panel (3) to be moved in relation to the obstacle (43), the panel being stopped, lowered or re-opened.
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