JPH0174190U - - Google Patents

Info

Publication number
JPH0174190U
JPH0174190U JP1987170189U JP17018987U JPH0174190U JP H0174190 U JPH0174190 U JP H0174190U JP 1987170189 U JP1987170189 U JP 1987170189U JP 17018987 U JP17018987 U JP 17018987U JP H0174190 U JPH0174190 U JP H0174190U
Authority
JP
Japan
Prior art keywords
cylindrical
cylindrical body
core pipe
outer cylinder
spiral path
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1987170189U
Other languages
Japanese (ja)
Other versions
JPH0545514Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP17018987U priority Critical patent/JPH0545514Y2/ja
Application filed filed Critical
Priority to ES88116690T priority patent/ES2045054T3/en
Priority to EP92113960A priority patent/EP0513874B1/en
Priority to DE3855420T priority patent/DE3855420T2/en
Priority to MX013327A priority patent/MX173857B/en
Priority to US07/255,101 priority patent/US5022774A/en
Priority to ES92113960T priority patent/ES2089312T3/en
Priority to EP88116690A priority patent/EP0311121B1/en
Priority to DE88116690T priority patent/DE3885227T2/en
Priority to US07/274,297 priority patent/US5062727A/en
Publication of JPH0174190U publication Critical patent/JPH0174190U/ja
Priority to US07/696,197 priority patent/US5207522A/en
Priority to US07/875,366 priority patent/US5370471A/en
Priority to US07/924,854 priority patent/US5236270A/en
Application granted granted Critical
Publication of JPH0545514Y2 publication Critical patent/JPH0545514Y2/ja
Priority to US08/198,150 priority patent/US5700101A/en
Priority to US08/264,424 priority patent/US5683191A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)

Description

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

第１図は本考案シヤープペンシルの一実施例を
示す断面図、第２図は本考案における要部の部分
分解斜視図、第３図はその組立状態の斜視図、第
４図は本考案における螺旋路部の他の例を示す斜
視図である。 １…先具、２…筆記軸体、３…外筒、４…筒状
体、５…螺旋路（スリツト）、６…係合子、７…
芯パイプ筒状受部、８…芯パイプ、９…受け、１
０…スリツト、１１…棒状物（消ゴム）、１２…
挟持片、１３…棒状物ホルダ、１４…筒状キヤツ
プ、１５…螺旋溝、１６…突起、１７…環状突起
、１８…係合部、１９…突出片、２０…段部、２
１…外環、２３…スリツト。 Fig. 1 is a sectional view showing an embodiment of the sharp pencil of the invention, Fig. 2 is a partially exploded perspective view of the main parts of the invention, Fig. 3 is a perspective view of its assembled state, and Fig. 4 is a diagram of the invention. It is a perspective view which shows another example of a spiral path part. DESCRIPTION OF SYMBOLS 1... Tip tool, 2... Writing shaft body, 3... Outer cylinder, 4... Cylindrical body, 5... Spiral path (slit), 6... Engagement element, 7...
Core pipe cylindrical receiver, 8...Core pipe, 9...Receiver, 1
0...slit, 11...rod-shaped object (eraser), 12...
Clamping piece, 13... Rod-shaped object holder, 14... Cylindrical cap, 15... Spiral groove, 16... Protrusion, 17... Annular protrusion, 18... Engagement part, 19... Projection piece, 20... Step part, 2
1...outer ring, 23...slit.

Claims (1)

【実用新案登録請求の範囲】 (1) 外筒３内に筆記軸体２を装着し、筒状体４
の前方向に螺旋路５を設け、外面にこの螺旋路５
に係合する係合子６を有する芯パイプ筒状受部７
を筆記軸体２の芯パイプ８に被着せしめ、外筒３
の内面に対しこの芯パイプ筒状受部７を軸方向移
動自在で、かつ回転方向にロツクされた構造にし
、筒状体４の内面には芯パイプ筒状受部７の受け
９を設け、当該筒状体４の後方部に軸方向のスリ
ツト１０を設け、この筒状体４の後方部内には、
棒状物１１が保持されスリツト１０に案内される
ように棒状物ホルダ１３を摺動自在に収め、この
棒状物ホルダ１３には、外筒３の後端に当接する
筒状キヤツプ１４の内面に上記螺旋路５と同一方
向に形成された螺旋溝１５に嵌入する突起１６を
設け、筒状キヤツプ１４と筒状体４を嵌合せしめ
てなるシヤープペンシル。 (2) 外筒３と筒状キヤツプ１４の外径を同一径
とした実用新案登録請求の範囲第１項記載のシヤ
ープペンシル。 (3) 螺旋路５の両端部を係合子６の始点、終点
とし、筒状体４の対向する前端部分には前端に開
放するスリツト２３を設けてなる実用新案登録請
求の範囲第１項、第２項のいずれかに記載のシヤ
ープペンシル。 (4) 筒状キヤツプ１４の内面に環状突起１７を
設け、筒状体４の外面に環状突起１７が嵌合する
係合部１８を設けると共に、この係合部１８は筒
状体４の外面に設けた突出片１９と段部２０によ
り形成した実用新案登録請求の範囲第１項〜第３
項のいずれかに記載のシヤープペンシル。 (5) 筒状体４の後端に筒状キヤツプ１４に当接
する外環２１を設けてなる実用新案登録請求の範
囲第１項〜第４項のいずれかに記載のシヤープペ
ンシル。[Scope of claims for utility model registration] (1) The writing shaft body 2 is installed inside the outer cylinder 3, and the cylindrical body 4
A spiral path 5 is provided in the front direction, and this spiral path 5 is provided on the outer surface.
A core pipe cylindrical receiving portion 7 having an engaging element 6 that engages with the core pipe cylindrical receiving portion 7
is attached to the core pipe 8 of the writing shaft body 2, and the outer cylinder 3
The core pipe cylindrical receiving part 7 is configured to be movable in the axial direction and locked in the rotational direction with respect to the inner surface of the cylindrical body 4, and a receiver 9 for the core pipe cylindrical receiving part 7 is provided on the inner surface of the cylindrical body 4. An axial slit 10 is provided in the rear part of the cylindrical body 4, and in the rear part of the cylindrical body 4,
A rod-shaped object holder 13 is slidably housed so that the rod-shaped object 11 is held and guided through the slit 10, and the rod-shaped object holder 13 has the above-mentioned inner surface of a cylindrical cap 14 that abuts the rear end of the outer cylinder 3. This sharp pencil is provided with a protrusion 16 that fits into a spiral groove 15 formed in the same direction as the spiral path 5, and a cylindrical cap 14 and a cylindrical body 4 are fitted together. (2) The sharp pencil according to claim 1, wherein the outer cylinder 3 and the cylindrical cap 14 have the same outer diameter. (3) Utility model registration claim 1, in which both ends of the spiral path 5 are the starting and ending points of the engaging element 6, and the opposing front end portions of the cylindrical body 4 are provided with slits 23 that open at the front end, The sharpening pencil according to any of item 2. (4) An annular projection 17 is provided on the inner surface of the cylindrical cap 14 , and an engaging portion 18 into which the annular projection 17 fits is provided on the outer surface of the cylindrical body 4 . Utility model registration claims 1 to 3 formed by the protruding piece 19 and the stepped portion 20 provided in the
A mechanical pencil as described in any of the paragraphs. (5) The sharp pencil according to any one of claims 1 to 4, which is a registered utility model, and includes an outer ring 21 that abuts the cylindrical cap 14 at the rear end of the cylindrical body 4.
JP17018987U 1978-10-07 1987-11-06 Expired - Lifetime JPH0545514Y2 (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
JP17018987U JPH0545514Y2 (en) 1987-11-06 1987-11-06
EP92113960A EP0513874B1 (en) 1987-10-09 1988-10-07 Writing tool
DE3855420T DE3855420T2 (en) 1987-10-09 1988-10-07 Writing instrument
MX013327A MX173857B (en) 1987-10-09 1988-10-07 WRITING INSTRUMENT
US07/255,101 US5022774A (en) 1987-10-09 1988-10-07 Writing tool with eraser dispenser
ES92113960T ES2089312T3 (en) 1987-10-09 1988-10-07 USEFUL TO WRITE.
EP88116690A EP0311121B1 (en) 1987-10-09 1988-10-07 Writing tool
DE88116690T DE3885227T2 (en) 1987-10-09 1988-10-07 Writing instrument.
ES88116690T ES2045054T3 (en) 1987-10-09 1988-10-07 USEFUL WRITER.
US07/274,297 US5062727A (en) 1987-10-09 1988-11-21 Writing tool
US07/696,197 US5207522A (en) 1987-10-09 1991-05-06 Knock type mechanical pencil with retractable eraser
US07/875,366 US5370471A (en) 1978-10-07 1992-04-29 Writing tool, with eraser dispenser
US07/924,854 US5236270A (en) 1987-10-09 1992-08-04 Writing tool for advancing lead with eraser dispenser
US08/198,150 US5700101A (en) 1987-10-09 1994-02-17 Writing tool
US08/264,424 US5683191A (en) 1987-10-09 1994-06-23 Writing tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17018987U JPH0545514Y2 (en) 1987-11-06 1987-11-06

Publications (2)

Publication Number Publication Date
JPH0174190U true JPH0174190U (en) 1989-05-19
JPH0545514Y2 JPH0545514Y2 (en) 1993-11-19

Family

ID=31460915

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17018987U Expired - Lifetime JPH0545514Y2 (en) 1978-10-07 1987-11-06

Country Status (1)

Country Link
JP (1) JPH0545514Y2 (en)

Also Published As

Publication number Publication date
JPH0545514Y2 (en) 1993-11-19

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