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[[File:THREE STAR 700.jpg|300px|thumb|right|7 types of THREE STAR 700 pencil]] | [[File:THREE STAR 700.jpg|300px|thumb|right|7 types of THREE STAR 700 pencil]] | ||
| − | The THREE STAR 700 was first released in 1980. It's the first fine line mechanical pencil in | + | The THREE STAR 700 was first released in 1980. It's not only the first fine line mechanical pencil in China, but also the ancestor of the Schmidt structure. |
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== History == | == History == | ||
| − | In May 1980, Shanghai Pen Industries visited [[Parker]]'s plant in Wisconsin. During this time Parker proposed a number of possible cooperation projects with Shanghai Pen Industry Corporation, one of which was the manufacture of a fine line mechanical pencil core of the same size as the G2 ballpoint pen core(Schmidt Structure). | + | The THREE STAR 700's mechanical pencil core structure predies this pencil. In May 1980, Shanghai Pen Industries visited [[Parker]]'s plant in Wisconsin. During this time Parker proposed a number of possible cooperation projects with Shanghai Pen Industry Corporation, one of which was the manufacture of a fine line mechanical pencil core of the same size as the G2 ballpoint pen core(Schmidt Structure). |
| − | After the visit, The Shanghai Pen Industry Company handed over the task to its subsidiary, China NO.2 Pencil Factory, and successfully | + | After the visit, The Shanghai Pen Industry Company handed over the task to its subsidiary, China NO.2 Pencil Factory, and successfully piloted it at the end of 1980. Although the partnership with Parker was ultimately not reached, China NO.2 Pencil Factory did not abandon the project, but instead used it on the Hero 400 Ballpoint Pen produced at the Shanghai Ballpoint Pen Factory.To distinguish between the models of the ballpoint pen, its name is Hero 700. |
| − | Later, in 1981, The China NO.2 Pencil Factory began to produce | + | Later, in 1981, The China NO.2 Pencil Factory introduced the Hero 700 pen shell production line of The Shanghai Ballpoint Pen Factory and began to produce the entire pencil itself, at which time the model changed from the Hero 700 to the THREE STAR 700. |
== Appearance == | == Appearance == | ||
| − | The shell of THREE STAR 700 is made of [[Material :: stainless steel]]. Because the shells of the early THREE STAR 700 and Hero 400 used the same | + | The shell of THREE STAR 700 is made of [[Material :: stainless steel]]. Because the shells of the early THREE STAR 700 and Hero 400 used the same production line, the THREE STAR 700 looked very similar to the shape of the Hero 400 ballpoint pen and the shell processing process. |
Length:[[pen length ::132 mm]] | Length:[[pen length ::132 mm]] | ||
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Weight: [[pen weight::18 g]] | Weight: [[pen weight::18 g]] | ||
| + | == Structure == | ||
[[Mechanism :: Ratchet-based mechanism]] | [[Mechanism :: Ratchet-based mechanism]] | ||