초록 ▼

A reefer sweeper for cleaning a multi-level surface having alternating hills and valleys includes a plurality of major brush units alternately arranged with respect to a plurality of minor brush units with the major brush units having bristles which are longer than the bristles of the minor brush un

A reefer sweeper for cleaning a multi-level surface having alternating hills and valleys includes a plurality of major brush units alternately arranged with respect to a plurality of minor brush units with the major brush units having bristles which are longer than the bristles of the minor brush units so as to conform to the configuration of the surface being cleaned.

대표청구항 ▼

A reefer sweeper or the like for cleaning a multi-level surface having alternating hills and valleys comprising a plurality of major brush units, a plurality of minor brush units, said major brush units and said minor brush units being alternately arranged whereby each major brush unit is located ne

A reefer sweeper or the like for cleaning a multi-level surface having alternating hills and valleys comprising a plurality of major brush units, a plurality of minor brush units, said major brush units and said minor brush units being alternately arranged whereby each major brush unit is located next to a minor brush unit in a side-by-side fashion, each major brush unit comprising a base member having a plurality of relatively stiff bristles extending downwardly therefrom and its sides being substantially longer than its front face, each minor brush unit comprising a base member having a plurality of relatively stiff bristles extending downwardly therefrom and its sides being substantially longer than its front face, fastening means securing said major brush units and said minor brush units together in said side-by-side fashion to form a composite assembly, said composite assembly having a front face formed by said front faces of said units and having a length corresponding to the length of said sides of said units, said composite assembly front face being substantially longer than said sides of said units, a handle secured to said composite assembly for moving said composite assembly in a direction perpendicular to its said front face, and the length of said major brush units bristles being longer than the length of said minor brush units whereby said bristle lengths may be selected to conform to the configuration of the hills and valleys of the surface being cleaned.