FR2517758B1 - - Google Patents

Info

Publication number
FR2517758B1
FR2517758B1 FR8122653A FR8122653A FR2517758B1 FR 2517758 B1 FR2517758 B1 FR 2517758B1 FR 8122653 A FR8122653 A FR 8122653A FR 8122653 A FR8122653 A FR 8122653A FR 2517758 B1 FR2517758 B1 FR 2517758B1
Authority
FR
France
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
FR8122653A
Other languages
French (fr)
Other versions
FR2517758A1 (fr
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.)
DUBOIS ETS
Original Assignee
DUBOIS ETS
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 DUBOIS ETS filed Critical DUBOIS ETS
Priority to FR8122653A priority Critical patent/FR2517758A1/fr
Publication of FR2517758A1 publication Critical patent/FR2517758A1/fr
Application granted granted Critical
Publication of FR2517758B1 publication Critical patent/FR2517758B1/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/02—Nozzles specially adapted for fire-extinguishing
    • A62C31/24—Nozzles specially adapted for fire-extinguishing attached to ladders, poles, towers, or other structures with or without rotary heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/3057—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having two valves, one for each port of a double-acting output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3138—Directional control characterised by the positions of the valve element the positions being discrete
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/31552—Directional control characterised by the connections of the valve or valves in the circuit being connected to an output member and a return line
    • F15B2211/31558—Directional control characterised by the connections of the valve or valves in the circuit being connected to an output member and a return line having a single output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
FR8122653A 1981-12-03 1981-12-03 Dispositif de commande a distance d'une piece de canalisation alimentee par une source de liquide sous pression Granted FR2517758A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8122653A FR2517758A1 (fr) 1981-12-03 1981-12-03 Dispositif de commande a distance d'une piece de canalisation alimentee par une source de liquide sous pression

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8122653A FR2517758A1 (fr) 1981-12-03 1981-12-03 Dispositif de commande a distance d'une piece de canalisation alimentee par une source de liquide sous pression

Publications (2)

Publication Number Publication Date
FR2517758A1 FR2517758A1 (fr) 1983-06-10
FR2517758B1 true FR2517758B1 (enrdf_load_stackoverflow) 1984-03-09

Family

ID=9264642

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8122653A Granted FR2517758A1 (fr) 1981-12-03 1981-12-03 Dispositif de commande a distance d'une piece de canalisation alimentee par une source de liquide sous pression

Country Status (1)

Country Link
FR (1) FR2517758A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696221A (en) * 1982-12-14 1987-09-29 Otis Engineering Corporation Dual valve control for double action hydraulic cylinder
US5249632A (en) * 1990-09-26 1993-10-05 Helitactics Ltd. Remote nozzle unit
GB2261178B (en) * 1991-11-07 1995-06-28 British Aerospace A fluid supply apparatus
FR2688729B1 (fr) * 1992-03-03 1994-07-01 Alfieri Patrick Appareil d'arrosage pour machine outil avec pilotage de l'orientation du jet.
CN108434642A (zh) * 2018-02-28 2018-08-24 邹永杰 一种移动式消防用喷水灭火设备
CN109589525A (zh) * 2018-11-15 2019-04-09 江苏峰汇智联科技有限公司 一种多功用智能消防炮

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB581665A (en) * 1944-10-05 1946-10-21 Messier Aircraft Equipment Ltd Improvements in or relating to hydraulic control systems
US2593921A (en) * 1950-04-04 1952-04-22 Samuel Eastman Co Inc Nozzle pipe for use with aerial ladders
FR1265864A (fr) * 1960-05-07 1961-07-07 A Dubois Sa Des Ets Perfectionnements aux appareils à fluide et à mouvement alternatif
DE2158230C3 (de) * 1971-11-24 1974-04-11 Westinghouse Bremsen- Und Apparatebau Gmbh, 3000 Hannover Hydraulische Steuereinrichtung
FR2338056A1 (fr) * 1976-01-14 1977-08-12 Flandre Rene Nouvelle tourelle a commande a distance pour lance a incendie orientable du type monitor
ZA812646B (en) * 1980-04-30 1982-04-28 Chubb Fire Security Ltd Hydraulic control system

Also Published As

Publication number Publication date
FR2517758A1 (fr) 1983-06-10

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Legal Events

Date Code Title Description
ST Notification of lapse