Brushing – scrubbing – and general cleaning – Implements – Sponge or sponge with holder
Patent
1989-04-06
1991-04-02
Stinson, Frankie L.
Brushing, scrubbing, and general cleaning
Implements
Sponge or sponge with holder
152444, 300 21, A46B 1500
Patent
active
050036602
ABSTRACT:
An applicator serving as a cosmetic accessory of the type including a core rod and a sponge portion serving as brushing means at an inner end of the core rod, the sponge portion being molded integral with the core rod and the subjected to foaming, wherein the sponge portion is provided with disconnection preventive means preferably in the form of an enlarged part molded integral with the core rod and the disconnection preventive means is coated with a rubber film so that the sponge portion is firmly connected to the core rod via the rubber film. The method of producing applicators is generally practiced by way of steps of coating the disconnection preventive means with a rubber film, molding sponge portions in a plurality of molding cavities together with the core rods fitted to a cover, foaming raw material in the molding cavities at a predetermined elevated temperature and removing the cover from the molding cavities so that the core rod and the sponge portions are removed therefrom. The step of molding may be performed in a single box-shaped molding cavity. The resultant sponge block is cut to a plurality of sponge segments between adjacent core rods. The step of pouring raw material may be performed either before or after the step of closing the cover having the core rods fitted thereto.
REFERENCES:
patent: 982232 (1911-01-01), Bartholomew
patent: 2555858 (1951-06-01), Olesky
patent: 2570596 (1951-10-01), Ross
patent: 3568236 (1971-03-01), Aston
patent: 3645821 (1972-02-01), Baumann et al.
patent: 3951460 (1976-04-01), Blankschein
Oohinata Osamu
Yanagida Jun
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