FR1005585A - Device for automatically obtaining small displacements, in particular with a view to the fabrication of a diffraction grating - Google Patents

Device for automatically obtaining small displacements, in particular with a view to the fabrication of a diffraction grating

Info

Publication number
FR1005585A
FR1005585A FR1005585DA FR1005585A FR 1005585 A FR1005585 A FR 1005585A FR 1005585D A FR1005585D A FR 1005585DA FR 1005585 A FR1005585 A FR 1005585A
Authority
FR
France
Prior art keywords
fabrication
view
diffraction grating
automatically obtaining
small displacements
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
Application number
Other languages
French (fr)
Inventor
Pierre-Andre Drouin
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
Application granted granted Critical
Publication of FR1005585A publication Critical patent/FR1005585A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1005585D 1947-08-14 1947-08-14 Device for automatically obtaining small displacements, in particular with a view to the fabrication of a diffraction grating Expired FR1005585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005585T 1947-08-14

Publications (1)

Publication Number Publication Date
FR1005585A true FR1005585A (en) 1952-04-11

Family

ID=9564925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1005585D Expired FR1005585A (en) 1947-08-14 1947-08-14 Device for automatically obtaining small displacements, in particular with a view to the fabrication of a diffraction grating

Country Status (1)

Country Link
FR (1) FR1005585A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5013945A (en) * 1988-10-13 1991-05-07 Skf Nova Ab Linearly operating motor
US5041753A (en) * 1990-10-11 1991-08-20 The United States Of America As Represented By The Secretary Of The Navy High torque magnetic angular positioning motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5013945A (en) * 1988-10-13 1991-05-07 Skf Nova Ab Linearly operating motor
US5041753A (en) * 1990-10-11 1991-08-20 The United States Of America As Represented By The Secretary Of The Navy High torque magnetic angular positioning motor

Similar Documents

Publication Publication Date Title
FR1005585A (en) Device for automatically obtaining small displacements, in particular with a view to the fabrication of a diffraction grating
FR942026A (en) Device indicating the need to wind the pendulums before the movements come to a complete stop
FR945445A (en) Device for manufacturing small collectors and small collectors manufactured using this device
FR1003256A (en) Device for the projection of fibrous materials with a view to obtaining insulating coatings
FR1083112A (en) Locking device for the glasses on a lathe to turn the cylinders
FR967118A (en) Improvements to devices for the production of aerosols
FR1114730A (en) Device to facilitate the bathing of a baby
FR1012484A (en) Device for obtaining multiple bleedings with a view to the automatic manufacture of firelighter
FR997129A (en) Device for automatically adjusting the flow of a watercourse
FR944151A (en) Wind turbine regulator
FR944022A (en) automatic eyeshadow case
CH258879A (en) Machine with device for measuring the movements of a movable slide relative to the frame.
FR1020257A (en) Device for locking the articulation of the two arms of a compass, in particular for baby carriage convertible top
FR939540A (en) Watchmaker's lathe
FR940531A (en) Device for assembling tubular elements
FR941527A (en) Reversible plow mounted directly on a tractor
FR949502A (en) Device for unit conversion
FR923983A (en) Device for transforming a movement
FR953710A (en) Improvements to watchmaking articles
FR937672A (en) Watering device
FR57517E (en) Improvements to watch movements with central seconds hand
FR953708A (en) Improvements to watch movements
FR989278A (en) Unloading, distribution and dust collection tower for daily recipes
FR953450A (en) Booster device for lightning production
FR949533A (en) Mooring device