DE3437345A1 - Helikoidmechanismus - Google Patents

Helikoidmechanismus

Info

Publication number
DE3437345A1
DE3437345A1 DE19843437345 DE3437345A DE3437345A1 DE 3437345 A1 DE3437345 A1 DE 3437345A1 DE 19843437345 DE19843437345 DE 19843437345 DE 3437345 A DE3437345 A DE 3437345A DE 3437345 A1 DE3437345 A1 DE 3437345A1
Authority
DE
Germany
Prior art keywords
helicoid
tube
block pieces
external thread
thread
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
DE19843437345
Other languages
German (de)
English (en)
Other versions
DE3437345C2 (enExample
Inventor
Hidekazu Yokohama Kanagawa Okajima
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP15853783U external-priority patent/JPS6065708U/ja
Priority claimed from JP19496383U external-priority patent/JPS60107815U/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE3437345A1 publication Critical patent/DE3437345A1/de
Application granted granted Critical
Publication of DE3437345C2 publication Critical patent/DE3437345C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
DE19843437345 1983-10-13 1984-10-11 Helikoidmechanismus Granted DE3437345A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15853783U JPS6065708U (ja) 1983-10-13 1983-10-13 レンズ鏡筒のヘリコイド機構
JP19496383U JPS60107815U (ja) 1983-12-20 1983-12-20 ヘリコイドねじ構造

Publications (2)

Publication Number Publication Date
DE3437345A1 true DE3437345A1 (de) 1985-05-15
DE3437345C2 DE3437345C2 (enExample) 1989-04-06

Family

ID=26485626

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843437345 Granted DE3437345A1 (de) 1983-10-13 1984-10-11 Helikoidmechanismus

Country Status (2)

Country Link
US (1) US4582350A (enExample)
DE (1) DE3437345A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3608515A1 (de) * 1986-03-14 1987-09-24 Oculus Optikgeraete Gmbh Vorsatzeinrichtung fuer mikroskope
JPH02146513A (ja) * 1988-11-29 1990-06-05 Nikon Corp レンズ鏡筒
JP2514706B2 (ja) * 1988-12-29 1996-07-10 株式会社日立製作所 電気掃除機
US5245476A (en) * 1989-03-14 1993-09-14 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens barrel
FR2653902B1 (enExample) * 1989-10-27 1994-03-11 Asahi Kogaku Kogyo Kk
JPH0455014U (enExample) * 1990-09-17 1992-05-12
DE4119642A1 (de) * 1991-06-14 1992-12-17 Grohe Armaturen Friedrich Loesbare rohranschlussverbindung
US5398975A (en) * 1992-03-13 1995-03-21 Centron Corporation Composite threaded pipe connectors and method
JP3340483B2 (ja) * 1992-12-07 2002-11-05 旭光学工業株式会社 レンズ鏡筒のレンズ中心調整装置
JPH0795102A (ja) * 1993-09-20 1995-04-07 Sony Corp 望遠鏡付きラジオ受信機
US5684640A (en) * 1994-04-27 1997-11-04 Nikon Corporation Camera with vibration compensation device having anti-vibration lens urging mechanism and feed screw mechanism
US6483101B1 (en) * 1999-12-08 2002-11-19 Amkor Technology, Inc. Molded image sensor package having lens holder
US6483030B1 (en) 1999-12-08 2002-11-19 Amkor Technology, Inc. Snap lid image sensor package
JP2003032525A (ja) * 2001-05-09 2003-01-31 Seiko Precision Inc 固体撮像装置
JP5292181B2 (ja) * 2009-05-26 2013-09-18 富士フイルム株式会社 摺動部材構造及びその製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55120007A (en) * 1979-03-09 1980-09-16 Canon Inc Lens barrel moving mechanism
JPS569710A (en) * 1979-07-05 1981-01-31 Canon Inc Helicoid member for lens in optical apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1130497A (en) * 1914-07-17 1915-03-02 James W Dunham Stand.
US2822418A (en) * 1952-12-05 1958-02-04 George M Dinnick Connector for tubular conduits
US3380761A (en) * 1965-07-27 1968-04-30 Atomic Energy Commission Usa Quick disconnect coupling device
US3442536A (en) * 1968-05-09 1969-05-06 Rockwell Mfg Co Pipe joint having circumferentially spaced teeth coupling means
US3540762A (en) * 1968-08-16 1970-11-17 Jerald V Dunlap Segmented thread coupling
US3948545A (en) * 1974-03-11 1976-04-06 Mcevoy Oilfield Equipment Co. Mechanically operated breech block

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55120007A (en) * 1979-03-09 1980-09-16 Canon Inc Lens barrel moving mechanism
JPS569710A (en) * 1979-07-05 1981-01-31 Canon Inc Helicoid member for lens in optical apparatus

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP 57-210304 A. In: Patent Abstr. of Japan, Sect. P. Vol. 7 (1983), Nr. 64 (P183) *
JP 57-210306 A. In: Patent Abstr. of Japan, Sect. P. Vol. 7 (1983), Nr. 64 (P183) *

Also Published As

Publication number Publication date
DE3437345C2 (enExample) 1989-04-06
US4582350A (en) 1986-04-15

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition