CA1001584A - Pushbutton mechanical pencil with extendable lead adjustments - Google Patents

Pushbutton mechanical pencil with extendable lead adjustments

Info

Publication number
CA1001584A
CA1001584A CA194,117A CA194117A CA1001584A CA 1001584 A CA1001584 A CA 1001584A CA 194117 A CA194117 A CA 194117A CA 1001584 A CA1001584 A CA 1001584A
Authority
CA
Canada
Prior art keywords
pushbutton
adjustments
mechanical pencil
extendable lead
extendable
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.)
Expired
Application number
CA194,117A
Other languages
English (en)
Inventor
Vincent R. Sperti
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.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1001584A publication Critical patent/CA1001584A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0035—Pen-like sprayers
    • 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
    • B43K24/08—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons
    • B43K24/086—Mechanisms for selecting, projecting, retracting or locking writing units for locking a single writing unit in only fully projected or retracted positions operated by push-buttons with heart-shaped cams, balls

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
CA194,117A 1973-05-15 1974-03-05 Pushbutton mechanical pencil with extendable lead adjustments Expired CA1001584A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00360444A US3814524A (en) 1973-05-15 1973-05-15 Mechanical pencil

Publications (1)

Publication Number Publication Date
CA1001584A true CA1001584A (en) 1976-12-14

Family

ID=23417976

Family Applications (1)

Application Number Title Priority Date Filing Date
CA194,117A Expired CA1001584A (en) 1973-05-15 1974-03-05 Pushbutton mechanical pencil with extendable lead adjustments

Country Status (7)

Country Link
US (1) US3814524A (it)
JP (1) JPS5015621A (it)
CA (1) CA1001584A (it)
DE (1) DE2423169A1 (it)
FR (1) FR2229558B1 (it)
GB (1) GB1424507A (it)
IT (1) IT1004110B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165941A (en) * 1976-07-10 1979-08-28 Kotobuki & Co. Ltd. Mechanical pencil
US4166707A (en) * 1977-10-25 1979-09-04 Eyelet Specialty Co., Inc. Swivel lipstick or the like container
US4268183A (en) * 1979-09-10 1981-05-19 Zebra Co., Ltd. Composite writing instrument
US4270869A (en) * 1979-09-10 1981-06-02 Zebra Co., Ltd. Composite writing instrument
JPS6233770U (it) * 1985-08-14 1987-02-27
DE3624152C1 (de) * 1986-07-17 1987-09-10 Faber Castell A W Vorschubmechanik fuer ein Schreibgeraet
TR27008A (tr) * 1991-05-21 1994-09-14 Pilot Precision Ileri dogru silkelemek suretiyle calistirilabilen kursun besleme tertibatli mekanik kursun kalem.
JPH08207489A (ja) * 1994-12-07 1996-08-13 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
WO2002018153A1 (de) * 2000-09-01 2002-03-07 Merz & Krell Gmbh & Co. Kgaa Schreibgeraet mit einteiliger mechanikkomponente
US7350774B2 (en) * 2004-09-07 2008-04-01 Danly Iem, Llc Long travel, high force combination spring
JP5320259B2 (ja) * 2009-10-29 2013-10-23 ミクロ株式会社 ノック式筆記具
CN102328530A (zh) * 2010-07-12 2012-01-25 真彩文具有限公司 无声按动笔
US10753387B2 (en) * 2014-10-20 2020-08-25 Kongsberg Automotive Ab Ball pin connector
JP3213814U (ja) * 2015-11-09 2017-12-07 泉州市一揚文化用品有限公司 プッシュ型文房具のプッシュ構造
CN109927448A (zh) * 2019-04-17 2019-06-25 东莞市银石礼品制造有限公司 一种商务笔
CN110303801B (zh) * 2019-07-15 2020-10-09 杭州简弈科技有限公司 一种伸缩笔

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US420033A (en) * 1890-01-28 Pen and pencil holder
US387042A (en) * 1888-07-31 Pen or lead holder
DE1911585A1 (de) * 1969-03-07 1970-10-01 Schwan Bleistift Fabrik Schreibgeraet mit einer Drehmechanik

Also Published As

Publication number Publication date
FR2229558A1 (it) 1974-12-13
DE2423169A1 (de) 1974-12-05
US3814524A (en) 1974-06-04
IT1004110B (it) 1976-07-10
FR2229558B1 (it) 1978-07-07
GB1424507A (en) 1976-02-11
JPS5015621A (it) 1975-02-19

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