Roughened cleaning sponge particularly for delicate...

Details Roughened cleaning sponge particularly for delicate... Roughened cleaning sponge particularly for delicate...

A - Human Necessities

47

L

15/118

A47L 13/16 (2006.01) A47L 1/15 (2006.01) A47L 17/08 (2006.01)

Patent

CA 1249109

ABSTRACT A roughened cleaning sponge, particularly for easily scratched surfaces, such as stainless steel surfaces, surfaces coated with thin layers of a plastic materials motor vehicle windshields, and the like, which comprises a core of a sponge-like material covered with an outer roughening fabric. Both the core of sponge- like material and the roughening fabric, the latter being a knit tubing, are formed from a thermoplastic plastics. The crosswise seams are pressure heat sealed to define a stiff heat sealed band having scraping side and corner portions. A reliable and durable envelope is thus provided for the sponge-like core. Manufacturing begins with the formation of a basic blank of some length from which individual sponges are fabricated by heat sealing and severing along the heat sealed end bands thereof.

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