JPH0365470U - - Google Patents

Description

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

図面は本考案に係る元竿の伸縮構造の実施例を
示し、第１図は元竿を伸長させた状態における釣
り竿の一部切欠き断面図、第２図は収縮させた状
態における元竿の断面図であり、第３図は別実施
例における竿材の断面図であり、第４図は従来例
の元竿の断面図である。 ５……第１竿材、６……第２竿材、Ａ……元竿
、Ｓ_１……第１挟圧面、Ｓ_２……第２挟圧面、Ｔ
_１……第１嵌合面、Ｔ_２……第２嵌合面。 The drawings show an embodiment of the expandable structure of the fishing rod according to the present invention, and FIG. 1 is a partially cutaway cross-sectional view of the fishing rod in an extended state, and FIG. 2 is a cross-sectional view of the fishing rod in a contracted state. FIG. 3 is a cross-sectional view of a rod material in another embodiment, and FIG. 4 is a cross-sectional view of the original rod of a conventional example. 5...First rod material, 6...Second rod material, A...Original rod, _S1 ...First clamping surface, _S2 ...Second clamping surface, T
₁ ...First fitting surface, _T2 ...Second fitting surface.

Claims (1)

【実用新案登録請求の範囲】 １ 筒状の第１竿材５に対して筒状の第２竿材６
を長手方向に沿つて移動自在に嵌挿すると共に、
第１竿材５に対して第２竿材６を前方に引き出し
た際には、第１竿材５の前端部内周の第１挟圧面
Ｓ_１で第２竿材の後端部外周を嵌合保持し、又、
第１竿材５に対して第２竿材６を収めた際には、
前記第１挟圧面Ｓ_１で第２竿材６の中間部の突起
部６ａを嵌合保持すると同時に、第１竿材５の後
端部内周の第２挟圧面Ｓ_２で第２竿材６の後端部
外周を嵌合保持するよう構成されて成る元竿の伸
縮構造であつて、前記第２竿材６の後端部外周に
対し、第２竿材６を第１竿材５から引き出した際
に前記第１挟圧面Ｓ_１と嵌合する第１嵌合面Ｔ_１
と、第２竿材６を第１竿材５に収めた際に前記第
２挟圧面Ｓ_２と嵌合する第２嵌合面Ｔ_２とを独立
した面として形成して成る元竿の伸縮構造。 ２ 前記第２嵌合面Ｔ_２を前記第１嵌合面Ｔ_１よ
り大径に設定して成る請求項１記載の元竿の伸縮
構造。[Claims for Utility Model Registration] 1. A cylindrical first rod material 5 and a cylindrical second rod material 6.
Insert and move freely along the longitudinal direction,
When the second rod material 6 is pulled forward with respect to the first rod material 5, the outer periphery of the rear end of the second rod material is fitted onto the first clamping surface _S1 on the inner periphery of the front end of the first rod material 5. hold together, and
When the second rod material 6 is placed in the first rod material 5,
At the same time, the first clamping surface _S1 fits and holds the protrusion 6a at the intermediate part of the second rod material 6, and at the same time, the second clamping surface _S2 on the inner periphery of the rear end of the first rod material 5 engages the second rod material 6. It is an extensible structure of the main rod configured to fit and hold the outer periphery of the rear end portion, and the second rod material 6 is connected to the outer periphery of the rear end portion of the second rod material 6 from the first rod material 5. A first fitting surface T ₁ that fits with the first clamping surface S ₁ when pulled out
and a second fitting surface T 2 that fits into the second clamping surface S ₂ when the second rod material 6 is housed in the first rod material ₅ are formed as independent surfaces. structure. 2. The extensible structure of the main rod according to claim 1, wherein the second fitting surface _T2 is set to have a larger diameter than the first fitting surface _T1 .