ES441090A1 - Perfeccionamientos en barreras automaticas de seguridad de apertura y cierre por rotacion de su apoyo alrededor de un arbol. - Google Patents

Perfeccionamientos en barreras automaticas de seguridad de apertura y cierre por rotacion de su apoyo alrededor de un arbol.

Info

Publication number
ES441090A1
ES441090A1 ES441090A ES441090A ES441090A1 ES 441090 A1 ES441090 A1 ES 441090A1 ES 441090 A ES441090 A ES 441090A ES 441090 A ES441090 A ES 441090A ES 441090 A1 ES441090 A1 ES 441090A1
Authority
ES
Spain
Prior art keywords
opening
translation
rotation
machine
legally binding
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
ES441090A
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.)
Cegelec SA
Original Assignee
Cegelec SA
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 Cegelec SA filed Critical Cegelec SA
Publication of ES441090A1 publication Critical patent/ES441090A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L29/00—Safety means for rail/road crossing traffic
    • B61L29/02—Guards or obstacles for preventing access to the route

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Catching Or Destruction (AREA)
  • Binders And Loading Units For Sheaves (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
ES441090A 1974-09-20 1975-09-19 Perfeccionamientos en barreras automaticas de seguridad de apertura y cierre por rotacion de su apoyo alrededor de un arbol. Expired ES441090A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7431842A FR2285281A1 (fr) 1974-09-20 1974-09-20 Barriere automatique de securite

Publications (1)

Publication Number Publication Date
ES441090A1 true ES441090A1 (es) 1977-03-16

Family

ID=9143295

Family Applications (1)

Application Number Title Priority Date Filing Date
ES441090A Expired ES441090A1 (es) 1974-09-20 1975-09-19 Perfeccionamientos en barreras automaticas de seguridad de apertura y cierre por rotacion de su apoyo alrededor de un arbol.

Country Status (3)

Country Link
BE (1) BE833479A (es)
ES (1) ES441090A1 (es)
FR (1) FR2285281A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4435601A1 (de) * 1994-10-05 1996-04-11 Malkmus Doernemann Carola Antriebsvorrichtung für eine Schranke oder dergleichen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE418583A (es) *
US2247129A (en) * 1938-10-05 1941-06-24 Union Switch & Signal Co Highway crossing gate
DE964330C (de) * 1954-09-02 1957-05-23 Siemens Ag Einrichtung zur elektrischen Fernbedienung von Schranken unter Zuhilfenahme eines Kraftspeichers

Also Published As

Publication number Publication date
BE833479A (fr) 1976-03-17
FR2285281A1 (fr) 1976-04-16
FR2285281B1 (es) 1978-12-01

Similar Documents

Publication Publication Date Title
GB1290100A (es)
ES196712U (es) Valvula perfeccionada, preferentemente para el cierre de flujos.
ATE70893T1 (de) Drehventile.
ES441090A1 (es) Perfeccionamientos en barreras automaticas de seguridad de apertura y cierre por rotacion de su apoyo alrededor de un arbol.
SE383126B (sv) Automatisk vexellada, avkennande motorvarvtalet och trottelventilens oppningsvinkel
CA1015348A (en) Shaft sealing means for butterfly valve
ES403024A1 (es) Dispositivo de mando de una aleta obturadora.
JPS5245A (en) Device for opening and closing blades for fume exhausting and fire-res isting damper or shutter and the like
FR2259302A1 (en) Ventilation shutter actuator - weak link in actuator system is broken when overridden for full closure
ES182834U (es) Un ventanal de seguridad.
ES195684U (es) Una disposicion interna prolongable e indeterminada, para la creacion de estanterias aplicables sobre toda clase de mobiliario.
ES175152U (es) Distribuidor de encendido.
SU503017A1 (ru) Устройство дл открывани и закрывани раздвижных ворот
ES312012A2 (es) Aparato generador y receptor de energia mediante fluidos
ES383033A1 (es) Perfeccionamientos en los sistemas de encendido de los mo- tores de explosion.
ES45014U (es) Bisagra perfeccionada para el cierre automático de puertas
ES146915U (es) Mecanismo de cierre.
ES381703A1 (es) Un dispositivo para abrir, cerrar y regular el ancho de apertura de organos de recubrimiento.
ES414858A1 (es) Perfeccionamientos introducidos en los sistemas de engrase de los elementos de orientacion de gruas.
ES183079U (es) Dispositivo de doble seguridad aplicable a cerraduras para puertas.
ES418965A3 (es) Perfeccionamientos en los dispositivos para la apertura neumatica de una puerta de vaiven.
JPS5530087A (en) Hinge with speed governor for automatically closed door
AU503666B2 (en) Engine speed control by throttle position limitation
ES196498U (es) Dispositivo de cierre, para puertas de hojas batientes en ambos sentidos.
FR2250374A5 (en) Gate control mechanism on lifts - has drive unit coupled to locking devices and gate moving mechanism