FR488111A - Perfectionnements aux dispositifs de signalisation automatique - Google Patents

Perfectionnements aux dispositifs de signalisation automatique

Info

Publication number
FR488111A
FR488111A FR488111DA FR488111A FR 488111 A FR488111 A FR 488111A FR 488111D A FR488111D A FR 488111DA FR 488111 A FR488111 A FR 488111A
Authority
FR
France
Prior art keywords
signaling devices
automatic signaling
automatic
devices
signaling
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
English (en)
Inventor
Thomas Dudley Joeck
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 FR488111A publication Critical patent/FR488111A/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
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/135—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by making use of contacts which are actuated by a movable inertial mass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR488111D 1917-12-21 1917-12-21 Perfectionnements aux dispositifs de signalisation automatique Expired FR488111A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR488111T 1917-12-21

Publications (1)

Publication Number Publication Date
FR488111A true FR488111A (fr) 1918-09-05

Family

ID=1524503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR488111D Expired FR488111A (fr) 1917-12-21 1917-12-21 Perfectionnements aux dispositifs de signalisation automatique

Country Status (1)

Country Link
FR (1) FR488111A (fr)

Similar Documents

Publication Publication Date Title
FR497668A (fr) Perfectionnements aux appareils de signalisation électriques
FR488111A (fr) Perfectionnements aux dispositifs de signalisation automatique
FR503402A (fr) Perfectionnements aux appareils de signalisation sous-marine
FR512242A (fr) Perfectionnements apportés aux appareils téléphoniques
FR519678A (fr) Perfectionnements apportés aux dispositifs antidérapants
FR492838A (fr) Perfectionnements apportés aux dispositifs graisseurs
FR516008A (fr) Perfectionnements aux appareils électriques de signalisation
FR496960A (fr) Perfectionnements aux dispositifs de sureté
FR492133A (fr) Perfectionnements aux dispositifs de meulage
FR519308A (fr) Perfectionnements apportés aux systèmes de signalisation souterraine
FR486433A (fr) Perfectionnements aux dispositifs interrupteurs
FR485492A (fr) Perfectionnements aux contre-écrous
FR491089A (fr) Perfectionnements apportés aux appareils électrolytiques
FR487791A (fr) Perfectionnements aux dispositifs de correspondance
FR493086A (fr) Perfectionnements apportés aux appareils de levage montés sur véhicule
FR489718A (fr) Perfectionnements aux dispositifs enregistreurs
FR497962A (fr) Perfectionnements aux commutateurs téléphoniques automatiques
FR485323A (fr) Perfectionnements aux dispositifs démarreurs
FR528760A (fr) Perfectionnements aux dispositifs de transmission hydraulique
FR499866A (fr) Perfectionnements aux mécanismes de graissage
FR496315A (fr) Perfectionnements aux dispositifs de réglage pour télémètres
FR491035A (fr) Perfectionnements aux appareils de signalisation mécanique
FR547543A (fr) Perfectionnements aux récepteurs microtéléphoniques
FR494263A (fr) Perfectionnements apportés aux dispositifs tendeurs
FR488011A (fr) Perfectionnements aux dispositifs d'arret automatique des trains