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Though the ordinary pencil extended machine improves the rate, it still has many problems. some weakness or flaw still exists in some aspects such as laying in and taking out the pencil and the maximized use . Our design just aims at improving these problems and offering convenience for everyone. The former and the loincloth part that made of silica gel could suit many kinds of pencils. furthermore, it makes the most use of very short pencils. The lengths of loincloths changing make it possible for the short pencils to be taken in and out easily.
Wei-Ming Zhou Hao-Wen Deng