ES374955A1 - Procedimiento, con su aparato realizador, para controlar laexpansion y la retraccion de un conjunto cilindrico telesco-pico. - Google Patents
Procedimiento, con su aparato realizador, para controlar laexpansion y la retraccion de un conjunto cilindrico telesco-pico.Info
- Publication number
- ES374955A1 ES374955A1 ES374955A ES374955A ES374955A1 ES 374955 A1 ES374955 A1 ES 374955A1 ES 374955 A ES374955 A ES 374955A ES 374955 A ES374955 A ES 374955A ES 374955 A1 ES374955 A1 ES 374955A1
- Authority
- ES
- Spain
- Prior art keywords
- cylinder assembly
- retraction
- expansion
- controlling
- telescopic cylinder
- 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
Links
- 239000012530 fluid Substances 0.000 abstract 3
Classifications
-
- 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
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an 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
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20538—Type of pump constant capacity
-
- 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
- F15B2211/30505—Non-return valves, i.e. check valves
-
- 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
- F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
-
- 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
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
-
- 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
- F15B2211/40—Flow control
- F15B2211/41—Flow control characterised by the positions of the valve element
- F15B2211/411—Flow 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
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
-
- 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
-
- 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7057—Linear output members being of the telescopic type
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT755868 | 1968-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES374955A1 true ES374955A1 (es) | 1972-02-01 |
Family
ID=11125166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES374955A Expired ES374955A1 (es) | 1968-12-28 | 1969-12-27 | Procedimiento, con su aparato realizador, para controlar laexpansion y la retraccion de un conjunto cilindrico telesco-pico. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3691904A (es) |
BE (1) | BE743745A (es) |
CH (1) | CH501156A (es) |
DE (1) | DE1963388C3 (es) |
ES (1) | ES374955A1 (es) |
FR (1) | FR2027262A1 (es) |
GB (1) | GB1279460A (es) |
NL (1) | NL161850C (es) |
SE (1) | SE354691B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2128247B1 (es) * | 1971-03-09 | 1974-10-11 | Bennes Marrel | |
US3944099A (en) * | 1974-03-04 | 1976-03-16 | Northwest Engineering Company | Load holding device for mobile power crane excavators and the like |
US3976099A (en) * | 1974-09-30 | 1976-08-24 | Western Gear Corporation | Multiple-passage, quick-disconnect coupling |
ZA804072B (en) * | 1979-08-07 | 1981-06-24 | Dobson Park Ind | Telescoping jack |
GB2176845B (en) * | 1985-06-21 | 1989-04-26 | 600 Group Plc The | Improvements in telescopic devices such as crane jibs |
US4759257A (en) * | 1987-01-27 | 1988-07-26 | Dempster Systems Inc. | Power unit particularly for refuse container packer mechanism |
EP1635092B1 (de) * | 2004-09-08 | 2011-07-20 | Getrag Ford Transmissions GmbH | Hydraulische Steuerungsvorrichtung für eine Schaltgabel in einem Schaltgetriebe |
US20070101861A1 (en) * | 2005-10-20 | 2007-05-10 | Danny Turner | Two-speed cylinder |
US20140291085A1 (en) * | 2013-03-30 | 2014-10-02 | Ronald Scott Bandy | Segmented Air Shock |
US10214071B1 (en) | 2016-05-28 | 2019-02-26 | PAL Suspension LLC | Vehicle suspension system with multi-stage hydraulic cylinder assemblies and external spring packs |
US10737545B1 (en) | 2019-12-19 | 2020-08-11 | PAL Suspension LLC | Vehicle suspension system with multi-stage hydraulic cylinder assemblies and external spring packs |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1193752A (es) * | 1959-11-04 | |||
FR982487A (fr) * | 1943-06-30 | 1951-06-11 | Commande hydromécanique applicable particulièrement aux machines à repasser les tissus, confectionnés ou non | |
US2933070A (en) * | 1958-08-12 | 1960-04-19 | Rheinstahl Siegener Eisenbahnb | Double-acting hydraulic jack |
US3085828A (en) * | 1959-05-04 | 1963-04-16 | Gar Wood Ind Inc | Telescopic hoist assembly for tilting bodies of dumping vehicles |
US3170377A (en) * | 1959-06-10 | 1965-02-23 | Dempster Brothers Inc | Compaction apparatus |
NL289112A (es) * | 1962-07-05 |
-
1969
- 1969-12-15 CH CH1861069A patent/CH501156A/de not_active IP Right Cessation
- 1969-12-17 US US885680A patent/US3691904A/en not_active Expired - Lifetime
- 1969-12-18 DE DE1963388A patent/DE1963388C3/de not_active Expired
- 1969-12-22 FR FR6944515A patent/FR2027262A1/fr not_active Withdrawn
- 1969-12-23 SE SE17869/69A patent/SE354691B/xx unknown
- 1969-12-23 GB GB62692/69A patent/GB1279460A/en not_active Expired
- 1969-12-24 BE BE743745D patent/BE743745A/xx unknown
- 1969-12-27 ES ES374955A patent/ES374955A1/es not_active Expired
- 1969-12-29 NL NL6919476.A patent/NL161850C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE354691B (es) | 1973-03-19 |
DE1963388A1 (de) | 1970-07-23 |
BE743745A (es) | 1970-05-28 |
NL161850C (nl) | 1980-03-17 |
GB1279460A (en) | 1972-06-28 |
US3691904A (en) | 1972-09-19 |
NL6919476A (es) | 1970-06-30 |
CH501156A (de) | 1970-12-31 |
FR2027262A1 (es) | 1970-09-25 |
NL161850B (nl) | 1979-10-15 |
DE1963388C3 (de) | 1974-05-02 |
DE1963388B2 (de) | 1973-10-04 |
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