Compression sponge mop

Claim 1

A SPONGE MOP WHICH COMPRISES: A MOP HEAD, INCLUDING TWO PLATES AND A SOCKET, SAID PLATES BEING JOINED BY A HINGE AND BEING ADAPTED IN ONE OPERATING POSITION TO LIE IN A SINGLE PLANE AND IN ANOTHER OPERATING POSITION TO LIE IN TWO PLANES AT AN ANGLE TO EACH OTHER, AND SAID SOCKET BEING SECURED TO THE UPPER SURFACE OF ONE OF SAID PLATES AND ADAPTED TO RECEIVE A HANDLE, SAID SOCKET RESTRAINING SAID HANDLE AGAINST SUBSTANTIALLY ALL MOTION WITH RESPECT TO SAID ONE PLATE HAVING ANY COMPONENT IN A PLANE PERPENDICULAR TO SAID PLATE HINGE, THE BOTTOM SURFACES OF SAID PLATES FORMING A MOP BLOCK ATTACHING SURFACE; A MOP HANDLE SEATED IN SAID SOCKET; A RESILIENT ABSORBENT MOP BLOCK; MEANS FOR ATTACHING SAID MOP BLOCK TO SAID MOP BLOCK ATTACHING SURFACE; A WRINGING LEVER PIVOTALLY SECURED TO THE UPPER SURFACE OF THE OTHER OF SAID PLATES ON AN AXIS PARALLEL TO SAID HINGE FOR FOLDING THE HINGED PLATES TOGETHER WITH SAID MOP BLOCK THEREBETWEEN FOR WRINGING THE MOP BLOCK; AND MEANS CARRIED BY SAID MOP HEAD FOR SELECTIVELY MAINTAINING SAID OTHER PLATE IN ONE OF SAID TWO OPERATING POSITIONS, WITH BOTH SAID PLATES BEING FIXED WITH RESPECT TO SAID MOP HANDLE, TO PROVIDE A PLURALITY OF ANGULARLY RELATED SPONGE WORKING SURFACES.