FR444414A - Indicateur du sens de la marche de machines en mouvement - Google Patents

Indicateur du sens de la marche de machines en mouvement

Info

Publication number
FR444414A
FR444414A FR444414A FR444414DA FR444414A FR 444414 A FR444414 A FR 444414A FR 444414 A FR444414 A FR 444414A FR 444414D A FR444414D A FR 444414DA FR 444414 A FR444414 A FR 444414A
Authority
FR
France
Prior art keywords
moving machines
travel indicator
indicator
travel
machines
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
FR444414A
Other languages
English (en)
French (fr)
Inventor
Laura Landi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR444414A publication Critical patent/FR444414A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dc Machiner (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
FR444414A 1912-05-15 1912-05-15 Indicateur du sens de la marche de machines en mouvement Expired FR444414A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR191301198X 1912-05-15

Publications (1)

Publication Number Publication Date
FR444414A true FR444414A (fr) 1912-10-17

Family

ID=32526289

Family Applications (1)

Application Number Title Priority Date Filing Date
FR444414A Expired FR444414A (fr) 1912-05-15 1912-05-15 Indicateur du sens de la marche de machines en mouvement

Country Status (3)

Country Link
DE (1) DE279292C (enrdf_load_stackoverflow)
FR (1) FR444414A (enrdf_load_stackoverflow)
GB (1) GB191301198A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE279292C (enrdf_load_stackoverflow)
GB191301198A (en) 1913-06-05

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