专利名称：Energy dampening drawbar 发明人：Rusll C. Gullickson
申请号：US08/018368
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他们作文600字申请日：19930216石塔寺
安全离合器公开号：US05380030A
儿童头疼公开日：
汉口租界
19950110
专利内容由知识产权出版社提供
摘要：An energy dampening drawbar for u with receiver hitches and specialty types of hitches is described as including an elongated hollow shank having slots on opposite sides. A first cushion block is located within the shank and has a portion of the first cushion block adjacent one surface of a pin block. The pin block has a hole that aligns with a portion of the two slots. A cond cushion block is located within the shank adjacent another surface of the pin block. A first restraint prevents longitudinal travel within the shank by the first cushion block. A cond restraint prevents longitudinal travel within the shank by the cond cushion block. A plate is attached to one end of the shank to provide a surface for attaching a trailer coupling.
申请人：GULLICKSON; RUSSELL C.
黑胡椒牛柳代理人：Risto A. Rinne, Jr.,Douglas M. Clarkson
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