JPH045992U - - Google Patents
Info
- Publication number
- JPH045992U JPH045992U JP4613690U JP4613690U JPH045992U JP H045992 U JPH045992 U JP H045992U JP 4613690 U JP4613690 U JP 4613690U JP 4613690 U JP4613690 U JP 4613690U JP H045992 U JPH045992 U JP H045992U
- Authority
- JP
- Japan
- Prior art keywords
- cam
- ballpoint pen
- bar
- rotary
- protrusion
- 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
Links
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Description
第１図は本考案回転カム式ボールペンの第１実
施例の構成を示す縦断面図、第２図は第２実施例
の要部の構成を示す縦断面図、第３図ａ，ｂは本
考案におけるカムバーの縦断面図及びその回転カ
ムとカムバーの斜視図、第４図は本考案における
カム本体の説明図、第５図は本考案におけるカム
バーの他例を示す縦断面図、第６図はその平面図
、第７図は第３実施例の要部の構成を示す縦断面
図である。
１……外筒、２……カム本体、３……回転カム
、４……カムバー、５……回転カム機構、６……
弾性体（バネ）、７……レフイール、８４……突
条、９……突条溝、１０……ガイド、１１……ス
リツト、１２……切込み。
Fig. 1 is a longitudinal sectional view showing the structure of the first embodiment of the rotary cam type ballpoint pen of the present invention, Fig. 2 is a longitudinal sectional view showing the structure of the main part of the second embodiment, and Figs. A longitudinal sectional view of the cam bar in the invention and a perspective view of its rotating cam and cam bar, FIG. 4 is an explanatory view of the cam body in the invention, FIG. 5 is a longitudinal sectional view showing another example of the cam bar in the invention, and FIG. 6 7 is a plan view thereof, and FIG. 7 is a longitudinal sectional view showing the configuration of essential parts of the third embodiment. 1... Outer cylinder, 2... Cam body, 3... Rotating cam, 4... Cam bar, 5... Rotating cam mechanism, 6...
Elastic body (spring), 7... Refill, 8 4 ... Projection, 9... Projection groove, 10... Guide, 11... Slit, 12... Notch.
Claims (1)
このカム本体２に噛合する回転カム３と、この回
転カム３に噛合するカムバー４とより回転カム機
構５を構成し、弾性体６で後方に付勢されたレフ
イール７の後部を回転カム３に嵌入してなる回転
カム式ボールペンにおいて、カムバー４を内方に
縮形する構造としてなる回転カム式ボールペン。 (2) カムバー４の突条８４数をカム本体２の突
条溝９数より低減してなる請求項第１項記載の回
転カム式ボールペン。 (3) カム本体２の後部に、その突条溝９にカム
バー４の突条８４を案内して嵌入するガイド１０
を設けてなる請求項第１項、第２項のいずれかに
記載の回転カム紙ボールペン。 (4) カムバー４にはその突条８４の内方への撓
みを容易にするスリツト１１を設けてなる請求項
第１項〜第３項のいずれかに記載の回転カム式ボ
ールペン。 (5) カムバー４にはその突条８４の内方へ撓み
を容易にする切込み１２を設けてなる請求項第１
項〜第４項のいずれかに記載の回転カム式ボール
ペン。[Claims for Utility Model Registration] (1) A cam body 2 provided on the inner surface of an outer cylinder 1;
A rotating cam mechanism 5 is constituted by a rotating cam 3 that meshes with this cam body 2 and a cam bar 4 that meshes with this rotating cam 3. This rotary cam type ballpoint pen has a structure in which a cam bar 4 is contracted inward in the rotary cam type ballpoint pen. (2) The rotary cam type ballpoint pen according to claim 1, wherein the number of protrusions 8 ( 4) on the cam bar 4 is smaller than the number of protrusions (9) on the cam body 2. (3) A guide 10 that guides and fits the protrusion 84 of the cam bar 4 into the protrusion groove 9 at the rear of the cam body 2.
The rotary cam paper ballpoint pen according to any one of claims 1 and 2, further comprising: (4) The rotary cam type ballpoint pen according to any one of claims 1 to 3, wherein the cam bar 4 is provided with a slit 11 that facilitates inward deflection of the protrusion 84. (5) Claim 1, wherein the cam bar 4 is provided with a notch 12 that facilitates inward deflection of the protrusion 84.
The rotary cam ballpoint pen according to any one of items 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990046136U JP2526423Y2 (en) | 1990-04-27 | 1990-04-27 | Rotating cam ballpoint pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990046136U JP2526423Y2 (en) | 1990-04-27 | 1990-04-27 | Rotating cam ballpoint pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH045992U true JPH045992U (en) | 1992-01-20 |
| JP2526423Y2 JP2526423Y2 (en) | 1997-02-19 |
Family
ID=31560949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990046136U Expired - Lifetime JP2526423Y2 (en) | 1990-04-27 | 1990-04-27 | Rotating cam ballpoint pen |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2526423Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0568687U (en) * | 1992-02-26 | 1993-09-17 | セーラー万年筆株式会社 | Double knock writing instrument |
| JP2001270285A (en) * | 2000-03-27 | 2001-10-02 | Pilot Corp | Knock-type writing instrument |
| JP2016117274A (en) * | 2014-12-22 | 2016-06-30 | 株式会社サクラクレパス | Retractable writing utensil |
| JP2023068120A (en) * | 2018-01-09 | 2023-05-16 | 三菱鉛筆株式会社 | Retractable writing instrument |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5719086U (en) * | 1980-07-09 | 1982-02-01 |
-
1990
- 1990-04-27 JP JP1990046136U patent/JP2526423Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5719086U (en) * | 1980-07-09 | 1982-02-01 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0568687U (en) * | 1992-02-26 | 1993-09-17 | セーラー万年筆株式会社 | Double knock writing instrument |
| JP2001270285A (en) * | 2000-03-27 | 2001-10-02 | Pilot Corp | Knock-type writing instrument |
| JP2016117274A (en) * | 2014-12-22 | 2016-06-30 | 株式会社サクラクレパス | Retractable writing utensil |
| JP2023068120A (en) * | 2018-01-09 | 2023-05-16 | 三菱鉛筆株式会社 | Retractable writing instrument |
| JP2024169726A (en) * | 2018-01-09 | 2024-12-05 | 三菱鉛筆株式会社 | Knock-type writing instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2526423Y2 (en) | 1997-02-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |