发明名称 Broadcast spreader for pulverized materials
摘要 A broadcast spreader which includes a storage hopper and a spinning broadcast plate for distributing materials dropped from the hopper. A valve controls the flow of material to the broadcast plate, and is operated by a dual shaft and linkage. The two shafts are connected by a biasing member which allows a squeezable actuator lever to be fully retracted regardless of the dial setting. The spreader may also include a diffuser positioned between the valve and plate to direct the material towards a preselected area of the broadcast plate. The spreader may also include a readily adjustable means to prevent discharge of material in selected direction. The spreader may also include means for restricting the rate of flow of material from the hopper to the broadcast plate for a selected setting of the valve.
申请公布号 US4867381(A) 申请公布日期 1989.09.19
申请号 US19880242546 申请日期 1988.09.12
申请人 SPEICHER, PAUL 发明人 SPEICHER, PAUL
分类号 A01C15/02;A01C17/00 主分类号 A01C15/02
代理机构 代理人
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