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FR2715705B1 - Produit cylindrique moulé avec engrenage intérieur moulé et procédé de fabrication pour former un tel produit. - Google Patents

Produit cylindrique moulé avec engrenage intérieur moulé et procédé de fabrication pour former un tel produit.

Info

Publication number
FR2715705B1
FR2715705B1 FR9415331A FR9415331A FR2715705B1 FR 2715705 B1 FR2715705 B1 FR 2715705B1 FR 9415331 A FR9415331 A FR 9415331A FR 9415331 A FR9415331 A FR 9415331A FR 2715705 B1 FR2715705 B1 FR 2715705B1
Authority
FR
France
Prior art keywords
product
molded
forming
manufacturing process
internal gear
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 - Fee Related
Application number
FR9415331A
Other languages
English (en)
Other versions
FR2715705A1 (fr
Inventor
Hiroshi Nomura
Takamitsu Sasaki
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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
Priority claimed from JP32048193A external-priority patent/JP3340543B2/ja
Priority claimed from JP2163294A external-priority patent/JPH07227886A/ja
Priority claimed from JP3266394A external-priority patent/JP3490758B2/ja
Priority claimed from JP3266494A external-priority patent/JPH07243512A/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to FR9508102A priority Critical patent/FR2720463B1/fr
Priority to FR9508101A priority patent/FR2720675B1/fr
Publication of FR2715705A1 publication Critical patent/FR2715705A1/fr
Application granted granted Critical
Publication of FR2715705B1 publication Critical patent/FR2715705B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/17—Toothed wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2618—Moulds having screw-threaded mould walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2681—Moulds with rotatable mould parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G02B7/102—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
FR9415331A 1993-12-20 1994-12-20 Produit cylindrique moulé avec engrenage intérieur moulé et procédé de fabrication pour former un tel produit. Expired - Fee Related FR2715705B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9508102A FR2720463B1 (fr) 1993-12-20 1995-07-05 Engrenage intérieur pour produit cylindrique, notamment barillet d'objectif zoom.
FR9508101A FR2720675B1 (fr) 1993-12-20 1995-07-05 Moule de moulage par injection d'un produit cylindrique avec engrenage intérieur.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP32048193A JP3340543B2 (ja) 1993-12-20 1993-12-20 筒状成形体、筒状成形体の成形型及びその製造方法
JP2163294A JPH07227886A (ja) 1994-02-18 1994-02-18 内スライドコアを備えた射出成形型
JP3266394A JP3490758B2 (ja) 1994-03-02 1994-03-02 内歯車およびその射出成形用金型
JP3266494A JPH07243512A (ja) 1994-03-02 1994-03-02 内歯車

Publications (2)

Publication Number Publication Date
FR2715705A1 FR2715705A1 (fr) 1995-08-04
FR2715705B1 true FR2715705B1 (fr) 1997-09-12

Family

ID=27457609

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415331A Expired - Fee Related FR2715705B1 (fr) 1993-12-20 1994-12-20 Produit cylindrique moulé avec engrenage intérieur moulé et procédé de fabrication pour former un tel produit.

Country Status (4)

Country Link
US (2) US5689379A (fr)
DE (1) DE4445432B4 (fr)
FR (1) FR2715705B1 (fr)
GB (1) GB2285599B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3401335B2 (ja) * 1994-09-29 2003-04-28 ペンタックス株式会社 筒状成形体
JP3411764B2 (ja) * 1996-02-21 2003-06-03 ペンタックス株式会社 ヘリコイドを有する合成樹脂製レンズ鏡筒の成形金型の製造方法
CN104416696B (zh) * 2013-09-02 2017-02-08 苏州星诺奇科技股份有限公司 成型镶件定位机构及具有该成型镶件定位机构的模具
CN105739045A (zh) * 2014-12-12 2016-07-06 精狮光学股份有限公司 镜筒与镜座的组合结构
CN113391456B (zh) * 2021-08-16 2021-11-26 山东省科学院海洋仪器仪表研究所 一种激光主动成像照明光源电动扩角镜
CN114135483B (zh) * 2021-12-31 2024-07-19 潍柴动力股份有限公司 一种齿轮泵转子组件及齿轮泵

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB560414A (en) * 1942-10-26 1944-04-04 Barnett Levy Improvements in or relating to expansible mandrels or formers for use, for example, in moulding leather tyres
GB757338A (en) * 1952-08-22 1956-09-19 Elastic Stop Nut Corp Improvements in or relating to catadioptric lenses
NL272065A (fr) * 1960-12-05
DE1272702B (de) * 1966-04-19 1968-07-11 Schneider Co Optische Werke Einrichtung an photographischen und kinematographischen Objektiven mit axial verschiebbaren optischen Gliedern
US3888568A (en) * 1974-06-20 1975-06-10 Polaroid Corp Multi-element lens assembly
DE7519907U (de) * 1975-06-23 1976-04-15 Duevel, Wilhelm, 4904 Enger Formapparat fuer kunststoffrohre
DE2623392A1 (de) * 1976-05-25 1977-12-08 Karl Hehl Formschliesseinheit einer kunststoff-spritzgiessmaschine
GB1592207A (en) * 1977-10-24 1981-07-01 Geyer Werkzeugbau Gmbh & Co Kg Collapsible cores for the manufacture of moulded components
JPS56118833A (en) * 1980-02-26 1981-09-18 Toshiba Mach Co Ltd Mold for forming
IT1133374B (it) * 1980-11-14 1986-07-09 Sica Spa Tampone meccanico ad espansione per la calibratura interna di tubi in materia plastica in genere,in particolare per la realizzazione di sedi per guarnizioni
US4784421A (en) * 1986-04-18 1988-11-15 Mecanotron Corporation Interchangeable tool mounting mechanism for robots
JPS63149034A (ja) * 1986-12-15 1988-06-21 Hitachi Ltd インターナルギヤの製造方法
US4738401A (en) * 1987-02-24 1988-04-19 Spraying Systems Co. Quick disconnect nozzle assembly with twist-on spray tip
GB2205522A (en) * 1987-06-09 1988-12-14 Mono Pumps Ltd Moulding an article having an internal helical gear formation thereon
JPS6422522A (en) * 1987-07-17 1989-01-25 Shinko Sellbic Co Ltd Mold for molding resin
CA1331429C (fr) * 1988-06-03 1994-08-16 Hiroshi Nomura Barillet de tele-objectif et appareil photo utilisant ce barillet
US4832307A (en) * 1988-09-15 1989-05-23 Toshiba Kikai Kabushiki Kaisha Injection mold
US5386740A (en) * 1991-09-30 1995-02-07 Asahi Kogaku Kogyo Kabushiki Kaisha Rotary feed mechanism
GB2281407B (en) * 1993-08-27 1997-05-07 Asahi Optical Co Ltd Zoom lens barrel

Also Published As

Publication number Publication date
GB2285599A (en) 1995-07-19
DE4445432A1 (de) 1995-06-22
FR2715705A1 (fr) 1995-08-04
US5963380A (en) 1999-10-05
GB9425753D0 (en) 1995-02-22
DE4445432B4 (de) 2006-07-06
US5689379A (en) 1997-11-18
GB2285599B (en) 1998-04-22

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070831