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FR2561408B1 - DEVICE FOR MEASURING THE FLIGHT TIME OF A PROJECTILE - Google Patents

DEVICE FOR MEASURING THE FLIGHT TIME OF A PROJECTILE

Info

Publication number
FR2561408B1
FR2561408B1 FR8404178A FR8404178A FR2561408B1 FR 2561408 B1 FR2561408 B1 FR 2561408B1 FR 8404178 A FR8404178 A FR 8404178A FR 8404178 A FR8404178 A FR 8404178A FR 2561408 B1 FR2561408 B1 FR 2561408B1
Authority
FR
France
Prior art keywords
projectile
measuring
flight time
flight
time
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
FR8404178A
Other languages
French (fr)
Other versions
FR2561408A1 (en
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
Priority to FR8404178A priority Critical patent/FR2561408B1/en
Publication of FR2561408A1 publication Critical patent/FR2561408A1/en
Application granted granted Critical
Publication of FR2561408B1 publication Critical patent/FR2561408B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B5/00—Bows; Crossbows
    • F41B5/14—Details of bows; Accessories for arc shooting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B5/00—Bows; Crossbows
    • F41B5/14—Details of bows; Accessories for arc shooting
    • F41B5/1442—Accessories for arc or bow shooting
    • F41B5/1473—Archer's finger tabs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
    • F41J3/00—Targets for arrows or darts, e.g. for sporting or amusement purposes
    • F41J3/0004—Archery targets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means
    • G01P3/665—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means for projectile velocity measurements
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F10/00—Apparatus for measuring unknown time intervals by electric means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
    • G04F8/08—Means used apart from the time-piece for starting or stopping same

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
FR8404178A 1984-03-15 1984-03-15 DEVICE FOR MEASURING THE FLIGHT TIME OF A PROJECTILE Expired FR2561408B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8404178A FR2561408B1 (en) 1984-03-15 1984-03-15 DEVICE FOR MEASURING THE FLIGHT TIME OF A PROJECTILE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8404178A FR2561408B1 (en) 1984-03-15 1984-03-15 DEVICE FOR MEASURING THE FLIGHT TIME OF A PROJECTILE

Publications (2)

Publication Number Publication Date
FR2561408A1 FR2561408A1 (en) 1985-09-20
FR2561408B1 true FR2561408B1 (en) 1986-10-10

Family

ID=9302154

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8404178A Expired FR2561408B1 (en) 1984-03-15 1984-03-15 DEVICE FOR MEASURING THE FLIGHT TIME OF A PROJECTILE

Country Status (1)

Country Link
FR (1) FR2561408B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0182249A3 (en) * 1984-11-19 1988-11-17 Michio Arai Time indicating apparatus
GB2208438B (en) * 1987-08-06 1992-04-01 3A Electronics Limited Apparatus for measuring the speed of a projectile

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1194322A (en) * 1959-11-09
FR872780A (en) * 1939-03-25 1942-06-18 Deutsche Waffen & Munitionsfab Device for measuring the duration of the projectile trajectory
FR874851A (en) * 1940-07-11 1942-08-28 Deutsche Waffen & Munitionsfab Contact device intended for marking the time for the meeting of the firearms firing pin with the ignition capsule
FR1325246A (en) * 1962-05-16 1963-04-26 Timing device, in particular for swimming competitions
US3558132A (en) * 1968-10-14 1971-01-26 Melvin J Miller Gun drawing timing apparatus
US3651507A (en) * 1969-08-20 1972-03-21 John F Abbott Remote controlling device
US3739368A (en) * 1971-08-09 1973-06-12 Data Time Starter gun attachment

Also Published As

Publication number Publication date
FR2561408A1 (en) 1985-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse