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发明名称
油缸缓冲式单摆臂防追尾装置
摘要
本实用新型涉及一种大卡车防追尾装置,它主要是在单摆臂前面下部设有以其后端枢接的油缸缓冲器,该油缸缓冲器是由外套管、柱塞,推杆及拉伸弹簧组成,其柱塞滑配合在外套管内,该柱塞具有一中心孔及其后面的封口片;在管框架的上、下水平环管及竖直管外围还环套弹性管套。从而,既可以防止小轿车追尾,又可减轻小轿车的损坏,同时,大卡车行驶中遇障碍物还能自动抬起及复原位。
申请公布号
CN2322842Y
申请公布日期
1999.06.09
申请号
CN98203195.5
申请日期
1998.04.09
申请人
李博良
发明人
李博良
分类号
B60R19/56
主分类号
B60R19/56
代理机构
代理人
主权项
1、一种油缸缓冲式单摆臂防追尾装置包括两单摆臂(1)和一管框架(2),其中管框架(2)是由上、下水平环管(21)、(22)及竖直管(23)连成一体,其特征是:在单摆臂(1)的前面下部设有以其后端枢接的油缸缓冲器(3),该油缸缓冲器(3)是由外套管(31)、柱塞(32)、推杆(33)及拉伸弹簧(34)组成,其中柱塞(32)滑配合在外套管(31)内,该柱塞(32)具有一中心孔及其后面的封口片(321),推杆(33)后端枢接在单摆臂(1)前面下部,而其前端抵靠封口片(321),该推杆(33)内设有与柱塞(32)的中心孔相对应的孔槽,又拉伸弹簧(34)两端分别连接在单摆臂(1)前面和外套管(31)后端位置;在上、下水平环管(21)、(22)及竖直管(23)外围还环套弹性管套(24)。
地址
100039北京市石景山区永乐小区54楼5门301号
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