发明名称 Cleaning broom of improved structure
摘要 A cleaning broom comprises a layer of bristles provided with a plurality of slots extending along the main sides of the broom, a supporting core in the inside of the layer of bristles, a ring wrapped round the core and layer and provided with slots corresponding to those in the core, and a pair of strips disposed on the ring and provided with transversely extending lugs. Each lug traverses the slots in the core and in a portion of the ring and nails are inserted into the core to rigidly connect the strips to the core.
申请公布号 US4218804(A) 申请公布日期 1980.08.26
申请号 US19790000452 申请日期 1979.01.02
申请人 ARINCI, GIOVANNI;BUSCIONI, MAURO 发明人 ARINCI, GIOVANNI;BUSCIONI, MAURO
分类号 A46B3/14;(IPC1-7):A46B3/08 主分类号 A46B3/14
代理机构 代理人
主权项
地址