US Patent 11849895 Mop wringers and bucket positioning apparatus

A wringing assembly may include a plurality of spaced apart pressure applicators, such as may be used for applying pressure to a mop element having a cleaning, absorbent or wiping material supported on the mop element. The pressure applicators may be supported so as to be centered or symmetrical on each side of a center of a wringing surface. The wringing assembly may include a substantially centered actuation element such as a handle. An actuation element on a wringing assembly may also include a receptacle for an element of a mop or other cleaning tool, such as a handle A bucket positioning device includes a spring-loaded assembly having a hook for a bucket rim and a base for engaging a bottom of a bucket or a wheel unit.