发明名称 Resilient broom and scraper
摘要 This invention comprises a resilient broom and scraper comprising an elongated broom block having a top and bottom portion, with a brush secured to the lower portion thereof. A bracket is rigidly secured to the center of the top portion of the broom block. The bracket comprises a plate portion secured to the broom block, and has front and rear edges. A connecting flange extends upwardly and rearwardly from the rear edge of the plate portion and terminates in a tongue element. An elongated hollow coil spring with upper and lower ends is connected by its lower end to the connecting flange. The tongue element protrudes into the lower end of the coil spring. An elongated handle has its lower end frictionally inserted into the inner end of the coil spring. The front edge of the plate portion of the bracket terminates in a scraper plate which dwells in a parallel plane with respect to the connecting flange.
申请公布号 US4785489(A) 申请公布日期 1988.11.22
申请号 US19870103266 申请日期 1987.10.01
申请人 MIDWEST BRUSH, INC. 发明人 VON DOEHREN, EDWARD P.
分类号 A46B5/00;(IPC1-7):A46B5/06;A46B17/08 主分类号 A46B5/00
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