JPH02144485U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は筆記具軸後端要部断面図、第２図は尾
栓正面図、第３図は尾栓右側面図、第４図は尾栓
平面図、第５図は尾栓底面図である。 １……軸本体、２……尾栓、３……尾栓飾り、
５……フランジ部、６……キヤツプ、７……突起
部、８，９……切欠部。 Figure 1 is a sectional view of the main part of the rear end of the writing instrument shaft, Figure 2 is a front view of the tail plug, Figure 3 is a right side view of the tail plug, Figure 4 is a plan view of the tail plug, and Figure 5 is a bottom view of the tail plug. be. 1...shaft body, 2...tail plug, 3...tail plug decoration,
5...Flange part, 6...Cap, 7...Protrusion part, 8, 9...Notch part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸本体の開口端に一部を露出させた状態で接合
する嵌合部材において、その露出部位の外面円周
上の所要位置にその外接円の直径が軸本体の外径
より大きく且つキヤツプの内径より僅かに大きい
突起部を設け、当該突起部の半径方向の内側位置
及び軸方向の両側位置にそれぞれ切欠部を設け、
軸本体の開口端の外周部にキヤツプを着脱自在と
して、上記嵌合部材の突起部を僅かに弾性変形さ
せてキヤツプ内面に接触せしめることによりキヤ
ツプの止着状態を固定するようになしたことを特
徴とする筆記具軸。 In a fitting member that is joined to the open end of the shaft body with a part thereof exposed, the diameter of the circumscribed circle is larger than the outer diameter of the shaft body and the inner diameter of the cap is located at a predetermined position on the circumference of the outer surface of the exposed part. A slightly larger protrusion is provided, and notches are provided at a radially inner position and on both sides of the axial direction of the protrusion,
The cap is detachably attached to the outer periphery of the open end of the shaft body, and the protrusion of the fitting member is slightly elastically deformed and brought into contact with the inner surface of the cap, thereby fixing the fixed state of the cap. Characteristic writing instrument shaft.