发明名称 Self-sharpening scraping tool
摘要 A self-sharpening type scraping tool having particular utility for scraping surfaces such as to remove paint from walls of a structure, in which the manual actuation of the tool simultaneously effects sharpening of one or more blade edges. A rectangular/square shaped plate is pivotally mounted to a base member and contains a projecting blade on each side of the plate member. Sharpening member is provided for sharpening one or more the blades performed by the tool operator.
申请公布号 US5467498(A) 申请公布日期 1995.11.21
申请号 US19930135341 申请日期 1993.10.13
申请人 KEEGAN, JOSEPH P.;DEVLIN, THOMAS E. 发明人 KEEGAN, JOSEPH P.;DEVLIN, THOMAS E.
分类号 A47L13/08;(IPC1-7):A47L13/08 主分类号 A47L13/08
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