DE3779733T2 - Mechanischer drehbleistift. - Google Patents

Mechanischer drehbleistift.

Info

Publication number: DE3779733T2
Authority: DE; Germany
Prior art keywords: mechanical turning; turning pencil; pencil; mechanical; turning
Prior art date: 1986-11-25
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.): Expired - Fee Related

Application number

DE8787310356T

Other languages

English (en)

Other versions

DE3779733D1 (de

Inventor

Robert V Lozeau

Hidehei Kageyama

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

At Cross Co Lincoln Ri Us

Kotobuki and Co Ltd

AT Cross Co

Original Assignee

At Cross Co Lincoln Ri Us

Kotobuki and Co Ltd

AT Cross Co

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.)

1986-11-25

Filing date

1987-11-24

Publication date

1993-01-28

1986-11-25 Priority claimed from JP1986180740U external-priority patent/JPH0636952Y2/ja

1987-06-15 Priority claimed from JP1987091654U external-priority patent/JPS649783U/ja

1987-11-24 Application filed by At Cross Co Lincoln Ri Us, Kotobuki and Co Ltd, AT Cross Co filed Critical At Cross Co Lincoln Ri Us

1992-07-16 Publication of DE3779733D1 publication Critical patent/DE3779733D1/de

1993-01-28 Application granted granted Critical

1993-01-28 Publication of DE3779733T2 publication Critical patent/DE3779733T2/de

2007-11-25 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/003—Propelling pencils with lead sections or lead cartridges
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/16—Writing-core feeding mechanisms with stepwise feed of writing-cores
- B43K21/20—Writing-core feeding mechanisms with stepwise feed of writing-cores with writing-cores automatically replaced from magazines
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
- B43K24/02—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions
- B43K24/06—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by turning means

DE8787310356T 1986-11-25 1987-11-24 Mechanischer drehbleistift. Expired - Fee Related DE3779733T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP1986180740U JPH0636952Y2 (ja)	1986-11-25	1986-11-25	シヤ−プペンシル
JP1987091654U JPS649783U (de)	1987-06-15	1987-06-15

Publications (2)

Publication Number	Publication Date
DE3779733D1 DE3779733D1 (de)	1992-07-16
DE3779733T2 true DE3779733T2 (de)	1993-01-28

Family

ID=26433089

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8787310356T Expired - Fee Related DE3779733T2 (de)	1986-11-25	1987-11-24	Mechanischer drehbleistift.

Country Status (8)

Country	Link
US (2)	US4895467A (de)
EP (1)	EP0271249B1 (de)
BR (1)	BR8706372A (de)
CA (1)	CA1311723C (de)
DE (1)	DE3779733T2 (de)
ES (1)	ES2031521T3 (de)
IE (1)	IE60498B1 (de)
MX (1)	MX172904B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4895467A (en) *	1986-11-25	1990-01-23	Kotobuki & Co., Ltd.	Rotary knock type mechanical pencil
FR2693953B1 (fr) *	1992-07-24	1994-10-21	Dupont S T	Instrument d'écriture à mine.
EP0600299B1 (de) *	1992-12-03	1997-02-19	KOTOBUKI & CO., LTD.	Schreibgerät
JPH0858284A (ja) *	1994-08-29	1996-03-05	Kotobuki:Kk	シャープペンシル
JP3466739B2 (ja)	1994-10-28	2003-11-17	株式会社壽	シャープペンシルのスライダ
JPH10166783A (ja) *	1996-10-07	1998-06-23	Kotobuki Kk	ダブルチャック式シャープペンシル
TW396962U (en) *	1997-01-31	2000-07-01	Pentel Kk	Mechanical pencil
US6247863B1 (en) *	1999-12-10	2001-06-19	Casio Lin	Press type mechanical pencil
US6921223B2 (en) *	2003-09-15	2005-07-26	Sanford, L.P.	Combo pen
FR2861331B1 (fr) *	2003-10-22	2006-03-03	Bic Soc	Porte-mine
US7066042B2 (en)	2004-01-07	2006-06-27	Sanford L.P.	Advancing/retracting mechanism
EP1848596A2 (de) *	2005-02-03	2007-10-31	Sanford, L.P.	Wegvervielfachungsmechanismen für schreibinstrumente
US8480323B2 (en)	2010-04-30	2013-07-09	A.T.X. International, Inc.	Expandable writing instrument
US8734040B2 (en)	2011-06-09	2014-05-27	A.T.X. International, Inc.	Multi-function writing instrument with propulsion mechanism
JP2014058097A (ja) *	2012-09-18	2014-04-03	Micro Kk	シャープペンシル
JP2022175826A (ja) *	2021-05-14	2022-11-25	ミクロ株式会社	芯折れ防止機構付きシャープペンシル

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB480717A (en) *	1936-08-28	1938-02-28	Mabie Todd & Company Ltd	Improvements in or relating to propelling pencils
US2166751A (en) *	1937-11-26	1939-07-18	Frank P Cooper	Mechanical pencil
DE2606939C3 (de) *	1976-02-20	1980-10-02	Gebr. Schmidt, Fabrik Fuer Feinmechanik, 7742 St Georgen	Schreibgerät für dünne Bleiminen
AU505312B1 (en) *	1977-08-05	1979-11-15	Zebra Co. Ltd.	Writing instrument
JPS54131426A (en) *	1978-04-01	1979-10-12	Ancos Co Ltd	Rotary sliding mechanical pencil
DE2912408A1 (de) *	1978-04-01	1979-10-04	Ancos Co Ltd	Schreibgeraet, insbesondere mechanischer drehbleistift
GB1581410A (en) *	1978-05-31	1980-12-10	Gillette Co	Propelling pencil
JPS56154384U (de) *	1980-04-21	1981-11-18
US4620811A (en) *	1984-01-26	1986-11-04	Kotobuki & Co., Ltd.	Mechanical pencil
US4619539A (en) *	1984-02-13	1986-10-28	Kotobuki & Co, Ltd.	Mechanical pencil equipped with lead-storing cartridge
JPS60260396A (ja) *	1984-06-08	1985-12-23	株式会社　寿	シヤ−プペンシルの組立方法
DE3670598D1 (de) *	1985-01-26	1990-05-31	Kotobuki & Co Ltd	Immer scharfer bleistift.
JPS61262194A (ja) *	1985-05-16	1986-11-20	岩崎金属工業株式会社	シヤ−プペンシル
EP0215584B1 (de) *	1985-08-20	1990-01-10	KOTOBUKI & CO., LTD.	Minenvorschubmechanismus für Füllminenstift
US4895467A (en) *	1986-11-25	1990-01-23	Kotobuki & Co., Ltd.	Rotary knock type mechanical pencil
US4917518A (en) *	1988-12-27	1990-04-17	Chern Hann Tzong	Automatic pencil

1987
- 1987-11-20 US US07/123,266 patent/US4895467A/en not_active Expired - Lifetime
- 1987-11-24 DE DE8787310356T patent/DE3779733T2/de not_active Expired - Fee Related
- 1987-11-24 IE IE318087A patent/IE60498B1/en not_active IP Right Cessation
- 1987-11-24 EP EP87310356A patent/EP0271249B1/de not_active Expired
- 1987-11-24 ES ES198787310356T patent/ES2031521T3/es not_active Expired - Lifetime
- 1987-11-24 CA CA000552547A patent/CA1311723C/en not_active Expired
- 1987-11-25 BR BR8706372A patent/BR8706372A/pt not_active IP Right Cessation
- 1987-11-25 MX MX009478A patent/MX172904B/es unknown
1989
- 1989-09-11 US US07/405,883 patent/US5022772A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US4895467A (en)	1990-01-23
US5022772A (en)	1991-06-11
DE3779733D1 (de)	1992-07-16
EP0271249B1 (de)	1992-06-10
IE60498B1 (en)	1994-07-27
MX172904B (es)	1994-01-20
CA1311723C (en)	1992-12-22
EP0271249A1 (de)	1988-06-15
BR8706372A (pt)	1988-07-19
IE873180L (en)	1988-05-25
ES2031521T3 (es)	1992-12-16

Legal Events

Date	Code	Title	Description
1993-07-08	8364	No opposition during term of opposition
2004-09-23	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
FI871588A0 (fi)	1987-04-10	Bandlaos.
FI871178A0 (fi)	1987-03-18	Stroemkoppling foer ytmontering.
NO872149L (no)	1987-11-24	Kanylfesteklebebaand.
FI872149A (fi)	1987-11-21	Korrosionsskyddfaerg.
FI873331A0 (fi)	1987-07-31	Adhesivpapper foer kopiering.
FI875120A0 (fi)	1987-11-19	Rengoeringssystem foer wc-skaol.
NO872813D0 (no)	1987-07-06	Skriveredskap.
DE3779733T2 (de)	1993-01-28	Mechanischer drehbleistift.
FI871487A (fi)	1987-10-08	Temperaturkompenserande testanordning foer skivor.
FI871430A (fi)	1987-10-03	Borrningsbom.
FI874006A (fi)	1987-09-15	Fusionerade benzazepiner.
ES285350Y (es)	1987-01-16	Lapiz mecanico.
FI865294A0 (fi)	1986-12-23	Lyftmotorenhet.
FI871567A (fi)	1988-04-21	Stoedflaens foer en korvstoppningsmaskin.
DE3789066D1 (de)	1994-03-24	Markieranordnung.
FI871679A0 (fi)	1987-04-15	Membrantangentbord.
FI874068A (fi)	1988-03-19	Foerbindning foer konstruktionsdetaljer.
DE3870973D1 (de)	1992-06-17	Fuellbleistift.
NO871953D0 (no)	1987-05-12	Forbedringer vedr. roekeartikler.
FI875563A0 (fi)	1987-12-17	Vertikal saogtandsgenerator.
FI871924A0 (fi)	1987-04-30	Manoevreringsbord.
ES293052Y (es)	1987-12-01	Lapiz mecanico.
FI872891A (fi)	1987-12-31	Larvkaetting.
FI864743A0 (fi)	1986-11-20	Slirskydd foer fordonsdaeck.
FI871383A (fi)	1987-10-10	Deformationsreglervals.