JPH0183585U - - Google Patents

Info

Publication number
JPH0183585U
JPH0183585U JP1987178445U JP17844587U JPH0183585U JP H0183585 U JPH0183585 U JP H0183585U JP 1987178445 U JP1987178445 U JP 1987178445U JP 17844587 U JP17844587 U JP 17844587U JP H0183585 U JPH0183585 U JP H0183585U
Authority
JP
Japan
Prior art keywords
inner diameter
chuck ring
brass
registration request
gradually decreases
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
JP1987178445U
Other languages
Japanese (ja)
Other versions
JPH088156Y2 (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
Application filed filed Critical
Priority to JP1987178445U priority Critical patent/JPH088156Y2/en
Publication of JPH0183585U publication Critical patent/JPH0183585U/ja
Application granted granted Critical
Publication of JPH088156Y2 publication Critical patent/JPH088156Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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図は本考案実施例の断面図、第２図は従来
例のチヤツクへの装着状態の断面図である。 １……チヤツク、２……芯把持部、３……チヤ
ツクリング、４……突起、５……ストレート内面
部、６……テーパ内面部。 FIG. 1 is a sectional view of an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional example as it is mounted on a chuck. DESCRIPTION OF SYMBOLS 1...chuck, 2...lead gripping part, 3...chuck ring, 4...protrusion, 5...straight inner surface part, 6...tapered inner surface part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 塑性加工により形成される真鍮等の金属製チヤ
ツクリングにおいて、前端部に内径が一定のスト
レート内面部を所要長さ設けると共にその後方部
位に内径が徐々に縮小するテーパ内面部を連設し
たことを特徴とするシヤープペンシルのチヤツク
リング。 A chuck ring made of metal such as brass, formed by plastic working, is characterized by having a straight inner surface with a constant inner diameter for the required length at the front end, and a tapered inner surface whose inner diameter gradually decreases at the rear. Shape pencil chuck ring.
JP1987178445U 1987-11-24 1987-11-24 Mechanical pencil chuck ring Expired - Lifetime JPH088156Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987178445U JPH088156Y2 (en) 1987-11-24 1987-11-24 Mechanical pencil chuck ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987178445U JPH088156Y2 (en) 1987-11-24 1987-11-24 Mechanical pencil chuck ring

Publications (2)

Publication Number Publication Date
JPH0183585U true JPH0183585U (en) 1989-06-02
JPH088156Y2 JPH088156Y2 (en) 1996-03-06

Family

ID=31470063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987178445U Expired - Lifetime JPH088156Y2 (en) 1987-11-24 1987-11-24 Mechanical pencil chuck ring

Country Status (1)

Country Link
JP (1) JPH088156Y2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839680A (en) * 1981-09-02 1983-03-08 Toyo Contact Lens Co Ltd Synthesizing method of ketal derivative from glycerol allyl ether
JPS5912687U (en) * 1982-07-15 1984-01-26 株式会社サクラクレパス writing implements
JPS629588U (en) * 1985-07-03 1987-01-21
JPS6413387U (en) * 1987-07-14 1989-01-24

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839680A (en) * 1981-09-02 1983-03-08 Toyo Contact Lens Co Ltd Synthesizing method of ketal derivative from glycerol allyl ether
JPS5912687U (en) * 1982-07-15 1984-01-26 株式会社サクラクレパス writing implements
JPS629588U (en) * 1985-07-03 1987-01-21
JPS6413387U (en) * 1987-07-14 1989-01-24

Also Published As

Publication number Publication date
JPH088156Y2 (en) 1996-03-06

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