AT371938B - DEVICE FOR SUPPRESSING INTERFERENCE SIGNALS IN BALLISTIC MEASUREMENTS WITH PHOTOCELLS - Google Patents

DEVICE FOR SUPPRESSING INTERFERENCE SIGNALS IN BALLISTIC MEASUREMENTS WITH PHOTOCELLS

Info

Publication number
AT371938B
AT371938B AT539581A AT539581A AT371938B AT 371938 B AT371938 B AT 371938B AT 539581 A AT539581 A AT 539581A AT 539581 A AT539581 A AT 539581A AT 371938 B AT371938 B AT 371938B
Authority
AT
Austria
Prior art keywords
photocells
interference signals
suppressing interference
ballistic measurements
ballistic
Prior art date
Application number
AT539581A
Other languages
German (de)
Other versions
ATA539581A (en
Inventor
Gerhard Dipl-Ing Woess
Peter Schweiger
Original Assignee
List Hans
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 List Hans filed Critical List Hans
Priority to AT539581A priority Critical patent/AT371938B/en
Priority to DE19823241085 priority patent/DE3241085C2/en
Publication of ATA539581A publication Critical patent/ATA539581A/en
Application granted granted Critical
Publication of AT371938B publication Critical patent/AT371938B/en

Links

Classifications

    • 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
    • G01P3/68—Devices characterised by the determination of the time taken to traverse a fixed distance using optical means, i.e. using infrared, visible, or ultraviolet light
    • G01P3/685—Devices characterised by the determination of the time taken to traverse a fixed distance using optical means, i.e. using infrared, visible, or ultraviolet light for projectile velocity measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
AT539581A 1981-12-16 1981-12-16 DEVICE FOR SUPPRESSING INTERFERENCE SIGNALS IN BALLISTIC MEASUREMENTS WITH PHOTOCELLS AT371938B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT539581A AT371938B (en) 1981-12-16 1981-12-16 DEVICE FOR SUPPRESSING INTERFERENCE SIGNALS IN BALLISTIC MEASUREMENTS WITH PHOTOCELLS
DE19823241085 DE3241085C2 (en) 1981-12-16 1982-11-06 Device for suppressing interference signals during ballistic measurements with light barriers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT539581A AT371938B (en) 1981-12-16 1981-12-16 DEVICE FOR SUPPRESSING INTERFERENCE SIGNALS IN BALLISTIC MEASUREMENTS WITH PHOTOCELLS

Publications (2)

Publication Number Publication Date
ATA539581A ATA539581A (en) 1982-12-15
AT371938B true AT371938B (en) 1983-08-10

Family

ID=3575315

Family Applications (1)

Application Number Title Priority Date Filing Date
AT539581A AT371938B (en) 1981-12-16 1981-12-16 DEVICE FOR SUPPRESSING INTERFERENCE SIGNALS IN BALLISTIC MEASUREMENTS WITH PHOTOCELLS

Country Status (2)

Country Link
AT (1) AT371938B (en)
DE (1) DE3241085C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3605885A1 (en) * 1986-02-24 1987-08-27 Ifm Electronic Gmbh Light barrier
US4864515A (en) * 1987-03-30 1989-09-05 Honeywell Inc. Electronic sensing screen for measuring projectile parameters
DE3903957A1 (en) * 1989-02-10 1990-08-16 Huscher Carola Method and device for hit evaluation on firing ranges

Also Published As

Publication number Publication date
DE3241085C2 (en) 1985-05-02
DE3241085A1 (en) 1983-06-23
ATA539581A (en) 1982-12-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee