Pen
AssigneeChicony Electronics Co., Ltd.
InventorCheng-Chi Hsu
Life of this patent
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Abstract
A pen includes a pen tube, a connection structure, a cap and an elastic unit. The pen tube includes a pen tube case and a thread portion provided at the pen tube case. The connection structure includes a main body, a corresponding thread portion and an elastic unit fastener. The corresponding thread fastener is located at the main body and is for joining with the thread portion. The elastic unit fastener is provided at the main body. The cap includes a cap case and an elastic unit corresponding fastener provided at the cap case. The two ends of the elastic unit are respectively fastened to the elastic unit fastener and the elastic unit corresponding fastener.
Claims10
A pen, comprising:
- a pen tube, comprising:
- a pen tube case;
- and
- a thread portion, provided at the pen tube case;
- a connection structure, comprising:
- a main body;
- a corresponding thread portion, provided at the main body, for joining with the thread portion;
- and
- an elastic unit fastener, provided at the main body;
- a cap, wherein the main body is located in the cap, the cap comprising;
- a cap case;
- and
- an elastic unit corresponding fastener, provided at the cap case;
- and
- an elastic unit, two ends of the elastic unit being respectively fastened to the elastic unit fastener and the elastic unit corresponding fastener,
- wherein the elastic unit provides an elastic force so as to enable the connection structure and the cap to be close to each other.
Dependencies are inferred from the claim text.