发明名称 Blade shank assembly used in a fertilizer applicator assembly
摘要 A blade shank assembly useful in an applicator for delivering liquid or gaseous fertilizer to a subsoil location, the blade shank assembly including an elongated curved shank plate, a generally V-shaped insert secured to the blade shank at the leading edge thereof and adjacent the forward lower point of the blade shank. The insert is constructed of hard metal and is configured to afford maximum protection to the blade shank plate, and extended service life to the assembly.
申请公布号 US4719862(A) 申请公布日期 1988.01.19
申请号 US19860881734 申请日期 1986.07.03
申请人 ADAMS HARD-FACING COMPANY, INC. 发明人 EDMISSON, DELMAR D.
分类号 A01C23/02;(IPC1-7):A01C23/02 主分类号 A01C23/02
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