发明名称 Manually operated spreader
摘要 A material spreader carried by the operator in one hand and operated by the same hand for oscillatory movement includes a hollow hopper, a spring-like carrying and operating handle attached to the hopper wall, and a material distributor mounted on the hopper exterior wall to receive material inertially ejected from the hopper through a gated aperture.
申请公布号 US4773568(A) 申请公布日期 1988.09.27
申请号 US19870125878 申请日期 1987.11.27
申请人 SCHAEFER, LOUIS R. 发明人 SCHAEFER, LOUIS R.
分类号 A01C7/02;A01C15/02;(IPC1-7):A01G25/14 主分类号 A01C7/02
代理机构 代理人
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