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KR930011656U - 카메라용 전자석 구동회로 - Google Patents

카메라용 전자석 구동회로

Info

Publication number
KR930011656U
KR930011656U KR2019910018823U KR910018823U KR930011656U KR 930011656 U KR930011656 U KR 930011656U KR 2019910018823 U KR2019910018823 U KR 2019910018823U KR 910018823 U KR910018823 U KR 910018823U KR 930011656 U KR930011656 U KR 930011656U
Authority
KR
South Korea
Prior art keywords
camera
driving circuit
electromagnet driving
electromagnet
circuit
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
KR2019910018823U
Other languages
English (en)
Other versions
KR940007798Y1 (ko
Inventor
김성곤
Original Assignee
삼성항공산업 주식회사
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 삼성항공산업 주식회사 filed Critical 삼성항공산업 주식회사
Priority to KR2019910018823U priority Critical patent/KR940007798Y1/ko
Publication of KR930011656U publication Critical patent/KR930011656U/ko
Application granted granted Critical
Publication of KR940007798Y1 publication Critical patent/KR940007798Y1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/064—Circuit arrangements for actuating electromagnets
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/65—Control of camera operation in relation to power supply
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/007—Details of energy supply or management

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
KR2019910018823U 1991-11-07 1991-11-07 카메라용 전자석 구동회로 Expired - Lifetime KR940007798Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910018823U KR940007798Y1 (ko) 1991-11-07 1991-11-07 카메라용 전자석 구동회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910018823U KR940007798Y1 (ko) 1991-11-07 1991-11-07 카메라용 전자석 구동회로

Publications (2)

Publication Number Publication Date
KR930011656U true KR930011656U (ko) 1993-06-25
KR940007798Y1 KR940007798Y1 (ko) 1994-10-24

Family

ID=19321762

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910018823U Expired - Lifetime KR940007798Y1 (ko) 1991-11-07 1991-11-07 카메라용 전자석 구동회로

Country Status (1)

Country Link
KR (1) KR940007798Y1 (ko)

Also Published As

Publication number Publication date
KR940007798Y1 (ko) 1994-10-24

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19911107

UA0201 Request for examination

Patent event date: 19911107

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19941012

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19941230

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19950106

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

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Payment date: 19950106

UR1001 Payment of annual fee

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EXPY Expiration of term
UC1801 Expiration of term

Termination category: Expiration of duration

Termination date: 20070810