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| Number | Title | Issue Date |
| 7878031 | Hand-held wringer The present invention provides a hand-held wringer for removing liquid from a wet or damp material. A wet or damp material is placed between two rollers and a trigger handle is engaged to reduce the space between one roller's axis relative to an opposite roller's ax... | 02/01/2011 |
| 7861561 | Portable wringer A portable wringer includes a housing having upper and lower ends and defining an open interior area therebetween. The portable wringer also includes first and second rollers positioned inside the open interior area, the first and second rollers being accessible thr... | 01/04/2011 |
| 7441497 | Wringing device A wringing device is used to expel fluids from a flexible container contained within an intermediate bulk container (IBC). The wringing device includes a support frame and a carriage movably coupled to the support frame for supporting components thereof. The wringin... | 10/28/2008 |
| 7434292 | Automatic roller wringer An automatic roller wringer for mops and the like, consisting of the incorporation of the main gears inside the casing, one of the gears being provided with a projection for the stop, the main gears being asymmetrically assembled on either side, engaging with the fi... | 10/14/2008 |
| 6786144 | Wringer roller system A roller system includes a frame, an upper roller assembly, a lower roller assembly and an actuator. In one embodiment, the upper roller assembly includes a first rotatably supported cylindrical member. The lower roller assembly is movably supported by the frame bel... | 09/07/2004 |
| 5428860 | Portable cleaning and wringing device for a mop A portable cleaning and wringing device for a mop having a mop head comprising a housing having an open top. A mop wringer mechanism is attached to the housing adjacent the open top. A component is for carrying the housing from place to place. An assembly... | 07/04/1995 |
| 5349720 | Mop wringer A mop wringer which includes a combination of a pail and lid wherein the lid can be locked to the pail. A first roller is mounted for rotation about a first axis in the lid while the lid includes an opening and a lid panel is hinged to the lid within the ... | 09/27/1994 |
| 4813249 | Squeezing device A squeezing device includes a driving squeezing extractor and a driven squeezing extractor which comes rotationally in contact with the driving squeezing extractor to carry out a squeezing process on a fabric to be dyed by feeding of the fabric through be... | 03/21/1989 |
| 4192228 | Method to express liquid from wet fibrous material An apparatus and a method to express liquid from wet fibrous material while minimizing breakage thereof and splashing of the solvent and easying solvent recovery. The method comprises laying said material on a smooth perforated surface, gradually compress... | 03/11/1980 |
