The utility model provides a multi-functional neutral pen which can fluently write under the zero gravity state or when the gravity does not point to the component force of a pen point.
本实用新型提供一种多功能中性笔，使其在失重状态或重力无指向笔尖分力时也可流利 书写。
The multi-functional neutral pen integrates normal writing, supineness writing and writing in the zero gravity sate and brings great convenience to users.
本实用新型，集正常书写、仰卧书写和 失重状态下书写多功能于一笔，会给使用者带来很大方便。
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