A hinge for an active pedestrian protection device

CN224859394UActive Publication Date: 2026-10-16EDSCHA AUTOMOTIVE TECH SHANGHAI
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Patent Information

Application Number
CN202521915751.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-05
Publication Date
2026-10-16
Estimated Expiration
2035-09-05

AI Technical Summary

Technical Problem

该类型铰链虽可在触发时推动发动机舱盖整体向上并向前移动,但该运动轨迹会使发动机盖前缘外伸,增大了对行人的撞击风险,限制了其在行人保护方面的优化效果

Benefits of technology

(1)、当行人保护触发后,舱盖铰接件相对车身铰接件向车身上方旋转,沿第一腰型通孔向驾驶室方向移动,使发动机舱盖和车身之间形成缓冲腔,从而减轻对行人头部的冲击,降低重伤及死亡风险;

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Abstract

The utility model discloses a hinge for active pedestrian protection device, including the hatch hinge piece for connecting engine compartment cover. The vehicle body hinge piece for rotatable connection vehicle body piece. The limiting piece is hinged to hatch hinge piece and vehicle body hinge piece respectively at both ends. The buffer piece is arranged at interval with limiting piece. Hatch hinge piece rotatable connection is arranged at one side of vehicle body hinge piece, and hatch hinge piece is equipped with the first waist type through -hole of long axle direction along the length direction of vehicle body. Vehicle body hinge piece is equipped with pivot, and pivot is arranged in the first waist type through -hole. Hatch hinge piece and vehicle body hinge piece are fixedly connected through the fastener of breakable. The utility model is after pedestrian protection trigger cooperation executor forms energy absorption buffer space between engine compartment cover and vehicle body, alleviates the impact to pedestrian head, reduces the risk of serious injury and death. Simultaneously makes engine compartment cover to the direction of moving to the vehicle body and to the driver's cabin direction, avoids engine cover front end damage, reduces the maintenance cost.
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