GB1330569A - Devices and circuits for detecting false starts in athletic events - Google Patents

Devices and circuits for detecting false starts in athletic events

Info

Publication number
GB1330569A
GB1330569A GB2671171*A GB2671171A GB1330569A GB 1330569 A GB1330569 A GB 1330569A GB 2671171 A GB2671171 A GB 2671171A GB 1330569 A GB1330569 A GB 1330569A
Authority
GB
United Kingdom
Prior art keywords
starting
thyristors
transistor
false
switch
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
GB2671171*A
Other languages
English (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
Priority claimed from DE19702017288 external-priority patent/DE2017288C/de
Application filed by Individual filed Critical Individual
Publication of GB1330569A publication Critical patent/GB1330569A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63K—RACING; RIDING SPORTS; EQUIPMENT OR ACCESSORIES THEREFOR
    • A63K3/00—Equipment or accessories for racing or riding sports
    • A63K3/02—Starting-appliances

Landscapes

  • Electronic Switches (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Automotive Seat Belt Assembly (AREA)
  • Adjustable Resistors (AREA)
GB2671171*A 1970-04-10 1971-04-19 Devices and circuits for detecting false starts in athletic events Expired GB1330569A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702017288 DE2017288C (de) 1970-04-10 Kontaktgeber fur eine Kontroll schaltung zur Feststellung von Fehl starts bei Laufwettbewerben

Publications (1)

Publication Number Publication Date
GB1330569A true GB1330569A (en) 1973-09-19

Family

ID=5767747

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2671171*A Expired GB1330569A (en) 1970-04-10 1971-04-19 Devices and circuits for detecting false starts in athletic events

Country Status (6)

Country Link
US (1) US3731298A (https=)
CA (1) CA961567A (https=)
CH (1) CH537622A (https=)
FR (1) FR2089076A5 (https=)
GB (1) GB1330569A (https=)
SE (1) SE374667B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111359234A (zh) * 2020-03-24 2020-07-03 无锡汇跑体育有限公司 一种具有防抢跑功能且便于安装的助跑器

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5467652A (en) * 1994-01-03 1995-11-21 Richards; Katy S. Apparatus and method for determining response parameters of a runner to a start signal
US6002336A (en) * 1997-12-02 1999-12-14 Lynx System Developers, Inc. Reaction time measurement system
ES2465224T3 (es) * 2011-06-07 2014-06-05 Swiss Timing Ltd. Dispositivo de salida para un competidor en una competición deportiva
WO2013029876A1 (fr) * 2011-08-29 2013-03-07 Swiss Timing Ltd Dispositif d'affichage de données pour compétition sportive chronométrée
US20140221159A1 (en) * 2012-12-21 2014-08-07 Wendell Lawrence Force feedback starting blocks
EP3139348B1 (fr) 2015-09-03 2020-12-16 Swiss Timing Ltd. Procede et systeme de mesure d'un temps de reaction au depart d'une course

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702328A (en) * 1953-09-22 1955-02-15 Martin M Collins Inertia switch
US2971067A (en) * 1958-01-21 1961-02-07 Donald E Ticknor Automatic emergency signaling device for automotive vehicles
US3400928A (en) * 1963-10-15 1968-09-10 Moutres Longines Francillon S System for controlling the starts in running contests

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111359234A (zh) * 2020-03-24 2020-07-03 无锡汇跑体育有限公司 一种具有防抢跑功能且便于安装的助跑器
CN111359234B (zh) * 2020-03-24 2021-11-02 无锡汇跑体育有限公司 一种具有防抢跑功能且便于安装的助跑器

Also Published As

Publication number Publication date
FR2089076A5 (https=) 1972-01-07
US3731298A (en) 1973-05-01
CA961567A (en) 1975-01-21
SE374667B (https=) 1975-03-17
DE2017288B2 (de) 1972-08-03
CH537622A (de) 1973-05-31
DE2017288A1 (de) 1971-12-30

Similar Documents

Publication Publication Date Title
FR2550330B1 (fr) Projectile de rupture de blindages
GB1330569A (en) Devices and circuits for detecting false starts in athletic events
GB581131A (en) Improvements in or relating to electrical switching arrangements and switches, therefore
FR2322337A1 (fr) Dispositif d'alimentation de refrigerant d'un refrigerateur a circuit ouvert, et systeme de refrigeration comportant un tel dispositif
SE392357B (sv) Brandovervakningsanordning med minst en joniseringskammare
ES292116A1 (es) Un circuito de control para un disyuntor
BE848413A (fr) Systeme d'allumage par decharge de condensateur antibruit,
FR1247869A (fr) Mécanisme de percussion utilisable notamment pour la mise à feu d'engins pyrotechniques
FR2333210A1 (fr) Systeme de refrigeration
GB1337699A (en) Capacitive ignition circuit
SE9501603L (sv) Anordning vid tändsystem
BE885128Q (fr) Systeme de tir de munitions avec signalisation electrique de presence ou d'absence de munition
IT1050028B (it) Dispositivo circuitale per la trasmissione di impulsi di tempo per una spoletta di proiettile
FR1530296A (fr) Dispositif propre à empêcher le rebondissement de la culasse mobile d'une arme à feu automatique
JPS5423839A (en) Condenser discharge ignition system
FR988325A (fr) Système de commutation automatique comportant des circuits à impulsions
FR1459601A (fr) Dispositif pour le déclenchement de l'allumage de munitions d'exercice pour mortiers
FR2336646A1 (fr) Systeme de refrigeration
SU63534A1 (ru) Схема включени отбойного реле
JPS51132338A (en) Condenser discharge type ignition device
FEDENIA et al. Projectile detection of luminous and nonluminous bodies in a large hyperballistics range(Electro-optical technique for automatic triggering of instrumented stations in large hyperballistics range with luminous or nonluminous projectiles)
GB1064543A (en) Improvements in or relating to electrical signalling systems
JPS53135252A (en) Overvoltage protective system of thyristor switch
ZA713425B (en) Breakerless trigger circuit with variable dwell for ignition systems
FR2285703A1 (fr) Contacteur a inertie

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees