NL7214983A - - Google Patents

Info

Publication number
NL7214983A
NL7214983A NL7214983A NL7214983A NL7214983A NL 7214983 A NL7214983 A NL 7214983A NL 7214983 A NL7214983 A NL 7214983A NL 7214983 A NL7214983 A NL 7214983A NL 7214983 A NL7214983 A NL 7214983A
Authority
NL
Netherlands
Application number
NL7214983A
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 filed Critical
Publication of NL7214983A publication Critical patent/NL7214983A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1427—Control of position or direction using feedback using an analogue comparing device with non-linear amplifier chain
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Position Or Direction (AREA)
  • Lens Barrels (AREA)
  • Control Of Velocity Or Acceleration (AREA)
NL7214983A 1971-12-17 1972-11-06 NL7214983A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5867071A GB1382057A (en) 1971-12-17 1971-12-17 Servomechanisms

Publications (1)

Publication Number Publication Date
NL7214983A true NL7214983A (enrdf_load_stackoverflow) 1973-06-19

Family

ID=10482149

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7214983A NL7214983A (enrdf_load_stackoverflow) 1971-12-17 1972-11-06

Country Status (5)

Country Link
JP (1) JPS4867682A (enrdf_load_stackoverflow)
DE (1) DE2261514A1 (enrdf_load_stackoverflow)
FR (1) FR2178549A5 (enrdf_load_stackoverflow)
GB (1) GB1382057A (enrdf_load_stackoverflow)
NL (1) NL7214983A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5552007A (en) * 1978-10-11 1980-04-16 Canon Inc Lens driving device with limitation of movable position
SE440129B (sv) * 1979-06-20 1985-07-15 Akermans Verkstad Ab Anordning for att reducera kolvhastigheten i en cylinder, da kolven nermar sig endlegena
JPS58110778A (ja) * 1981-12-23 1983-07-01 ワイケイケイ株式会社 自動開閉扉の制御装置
SE459878B (sv) * 1985-01-07 1989-08-14 Akermans Verkstad Ab Foerfarande och anordning foer att reducera kolvhastigheten i speciellt en arbetsmaskins kolv- och cylinderaggregat
JPS63118024U (enrdf_load_stackoverflow) * 1987-01-27 1988-07-30
GB9223827D0 (en) * 1992-11-13 1993-01-06 Fermec Mfg Ltd System for controlling the speed of a piston in a piston and cylinder assembly
DE10256923B4 (de) * 2002-12-05 2013-10-24 Liebherr-France S.A. Verfahren und Vorrichtung zur Bewegungsdämpfung von Hydraulikzylindern mobiler Arbeitsmaschinen

Also Published As

Publication number Publication date
FR2178549A5 (enrdf_load_stackoverflow) 1973-11-09
JPS4867682A (enrdf_load_stackoverflow) 1973-09-14
GB1382057A (en) 1975-01-29
DE2261514A1 (de) 1973-06-20

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