IT1004110B - Perfezionamento nei portamine per matite - Google Patents

Perfezionamento nei portamine per matite

Info

Publication number
IT1004110B
IT1004110B IT50057/74A IT5005774A IT1004110B IT 1004110 B IT1004110 B IT 1004110B IT 50057/74 A IT50057/74 A IT 50057/74A IT 5005774 A IT5005774 A IT 5005774A IT 1004110 B IT1004110 B IT 1004110B
Authority
IT
Italy
Prior art keywords
improvement
pencil cases
pencil
cases
Prior art date
Application number
IT50057/74A
Other languages
English (en)
Original Assignee
Sperti Vincent R
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 Sperti Vincent R filed Critical Sperti Vincent R
Application granted granted Critical
Publication of IT1004110B publication Critical patent/IT1004110B/it

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)
IT50057/74A 1973-05-15 1974-04-03 Perfezionamento nei portamine per matite IT1004110B (it)

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
IT1004110B true IT1004110B (it) 1976-07-10

Family

ID=23417976

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50057/74A IT1004110B (it) 1973-05-15 1974-04-03 Perfezionamento nei portamine per matite

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
US4270869A (en) * 1979-09-10 1981-06-02 Zebra Co., Ltd. Composite writing instrument
US4268183A (en) * 1979-09-10 1981-05-19 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
US5171097A (en) * 1991-05-21 1992-12-15 Pilot Precision Kabushiki Kaisha Mechanical pencil with lead-feeding device operable by forward shake
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
US20040018036A1 (en) * 2000-09-01 2004-01-29 Siegbert Vial Writing untensil with single-piece mechanical component
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
EP3209895B1 (en) * 2014-10-20 2018-11-21 Kongsberg Automotive AB Ball pin connector
CA2958656C (en) * 2015-11-09 2018-11-27 Hang WU A press structure for press type stationery
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
US387042A (en) * 1888-07-31 Pen or lead holder
US420033A (en) * 1890-01-28 Pen and pencil holder
DE1911585A1 (de) * 1969-03-07 1970-10-01 Schwan Bleistift Fabrik Schreibgeraet mit einer Drehmechanik

Also Published As

Publication number Publication date
GB1424507A (en) 1976-02-11
FR2229558B1 (it) 1978-07-07
FR2229558A1 (it) 1974-12-13
US3814524A (en) 1974-06-04
DE2423169A1 (de) 1974-12-05
JPS5015621A (it) 1975-02-19
CA1001584A (en) 1976-12-14

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