Wiper cushion

Coating implements with material supply – Including means for dispensing material directly to work... – Blade-like or pad-like tool

Patent

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Details

401137, 152443, 239289, A47L 1317

Patent

active

058790942

DESCRIPTION:

BRIEF SUMMARY
The invention relates to a wiping pad deformable under contact pressure, for wiping off misty and/or dirty, in particular smooth surfaces such as, for example, the insides of automobile windowpanes, with a pouch-like cleaning cover which, during wiping, contacts the surface to be cleaned with an outer side, and with a pad filling enveloped by the cleaning cover, such filling padding the interior of the latter.
Such cleaning pads are offered by the automotive accessories trade and are used widely. It is an advantage with such wiping pads that the surface of the cleaning cover absorbs relatively large amounts of water, which is advantageous especially in connection with misted windowpanes. The wiping pads can be soaked also with a substance preventing re-misting of the windowpanes.
Soiling of the inside of auto windowpanes and other surfaces is mainly caused by adhering minute particles of dust such as, for example, particles of cigarette smoke, road dust transported into the interior of automobiles by the ventilation system, and abrasion of garments. Such dust is partly removed by the water of the mist, if any is present; however, the drawback with dry windowpanes is that it is very difficult to wipe off the coating of dirt.
The problem posed is to enhance the wiping properties of the aforementioned wiping pads in such a way that such pad is capable of producing a substantially higher wiping effect also on dry windowpanes, combined with the same simple manipulation.
Said problem is solved with a wiping pad of the type described above in that a container is mounted in the interior of the wiping pad, replacing part of the filling of the latter. Such a container has a supply part and a sealable neck and a mechanically controllable spray head installed in the neck, with the nozzle of such head being arranged outside of the cover. The container is filled with water or a water-Lenside solution, a water-alcohol solution, or, if need be, with an anhydrous cleaning solution, which can be directly sprayed onto the windowpane with the help of the spray nozzle. Accordingly, there is no need to store in the car both a supply bottle with a glass cleaner and a wiping pad. It suffices if the small bottle in the wiping pad according to the invention is refilled from time to time.
The above wiping pad is a suitable auto accessory especially on account of the Fact that suitably designed to permit its manipulation with one hand. The spray hear is preferably arranged in such a way that it laterally projects from the cover of the wiping pad, and that it can operated with one finger of the hand holding it.
For technical and ecological reasons, the spray head should be designed in the form of a pump valve. However, this is not to exclude the possibility of using a pressurized gas, by which the cleaning fluid is expelled from the spray nozzle when the spray head is actuated.
It is advantageous in this connection, furthermore, if the spray head is detachable from the container and/or exchangeable, so that the container can be refilled in a very easy way, and a long useful life can be assured.
Preferably, a suitable container is an ashlar- or egg-shaped bottle made of plastic, e.g. polyethylene.
The wiping pad should preferably have the shape of the wiping pad known per se, i.e., the form available on the market. However, it is possible to deviate from said shape, for example by designing the wiping pad in a round, lens-shaped form with a suitably shaped container.
The material of the cover should be selected by the expert in a way familiar to him per se for compatibility with the cleaning liquid and for high absorption of dirt without having to wash the cover itself or to replace it immediately. Suitable for this purpose are preferably fleece materials manufactured based on polyamide or polyurethane. Other fleece materials (non-wovens) are suitable as well.
Furthermore, covers consisting of a velour or terry cloth or knitted terry fabric at least on one wiping side were found to be suitable. Textiles (fleeces, fabrics, knits) produc

REFERENCES:
patent: 2707292 (1955-05-01), Lustbader
patent: 3603692 (1971-09-01), Ball
patent: 3698824 (1972-10-01), Lorio
patent: 4436224 (1984-03-01), McInery
patent: 5299876 (1994-04-01), Singarella

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