IT1291196B1 - Struttura di un cilindro idraulico - Google Patents
Struttura di un cilindro idraulicoInfo
- Publication number
- IT1291196B1 IT1291196B1 IT97TO000212A ITTO970212A IT1291196B1 IT 1291196 B1 IT1291196 B1 IT 1291196B1 IT 97TO000212 A IT97TO000212 A IT 97TO000212A IT TO970212 A ITTO970212 A IT TO970212A IT 1291196 B1 IT1291196 B1 IT 1291196B1
- Authority
- IT
- Italy
- Prior art keywords
- hydraulic cylinder
- hydraulic
- cylinder
- Prior art date
Links
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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1466—Hollow piston sliding over a stationary rod inside the cylinder
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/08—Wrecking of buildings
-
- 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
- F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/202—Externally-operated valves mounted in or on the actuator
-
- 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
- F15B2211/30—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
- F15B2211/3058—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 additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
-
- 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
- F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the return line
- F15B2211/3133—Regenerative position connecting the working ports or connecting the working ports to the pump, e.g. for high-speed approach stroke
-
- 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
- F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
- F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single 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
- F15B2211/355—Pilot pressure control
-
- 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
- F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant 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
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41572—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and 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
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief 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
- F15B2211/70—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
-
- 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
- F15B2211/7055—Linear output members having more than two chambers
-
- 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
- F15B2211/775—Combined control, e.g. control of speed and force for providing a high speed approach stroke with low force followed by a low speed working stroke with high force, e.g. for a hydraulic press
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Actuator (AREA)
- Vehicle Body Suspensions (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI961241A FI99266C (fi) | 1996-03-15 | 1996-03-15 | Sovitelma paineväliainesylinterissä |
Publications (2)
Publication Number | Publication Date |
---|---|
ITTO970212A1 ITTO970212A1 (it) | 1998-09-14 |
IT1291196B1 true IT1291196B1 (it) | 1998-12-29 |
Family
ID=8545674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT97TO000212A IT1291196B1 (it) | 1996-03-15 | 1997-03-14 | Struttura di un cilindro idraulico |
Country Status (7)
Country | Link |
---|---|
US (1) | US5784943A (it) |
JP (1) | JPH109212A (it) |
KR (1) | KR970066114A (it) |
DE (1) | DE19710949A1 (it) |
FI (1) | FI99266C (it) |
IT (1) | IT1291196B1 (it) |
NL (1) | NL1005506C2 (it) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10159354A (ja) * | 1996-12-03 | 1998-06-16 | Nippon Pneumatic Mfg Co Ltd | 圧砕機 |
DE19748758B4 (de) * | 1997-11-05 | 2004-08-12 | Techno Alpin Gmbh/S.R.L. | Motorischer Stellantrieb |
DE69806342T2 (de) * | 1998-05-18 | 2003-03-27 | Nippon Pneumatic Manufacturing Co., Ltd. | Brecher |
JP2000128085A (ja) * | 1998-10-27 | 2000-05-09 | Sanshin Ind Co Ltd | 船外機 |
DE10006704B4 (de) * | 2000-02-15 | 2005-02-24 | Sms Eumuco Gmbh | Antriebsanordnung einer Metallstrangpresse |
DE10121612A1 (de) * | 2001-05-04 | 2002-11-07 | Bert Pohl | Preßzylinder |
KR20020093199A (ko) * | 2001-06-07 | 2002-12-16 | 대광공업 주식회사 | 2단 속도조절 실린더 |
GB2395693A (en) * | 2002-11-28 | 2004-06-02 | Autoliv Dev | A motor vehicle bonnet lifting device |
GB2400353A (en) * | 2003-04-09 | 2004-10-13 | Autoliv Dev | Pedestrian detecting system provided on a motor vehicle |
DE102004034280A1 (de) * | 2004-07-15 | 2006-02-23 | Schema-Hydraulik Gmbh | Selbststeuer-Eilgangzylinder |
DE102006002309B4 (de) * | 2006-01-18 | 2012-05-16 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Kolben-Zylinder-Anordnung |
US20080141854A1 (en) * | 2006-12-14 | 2008-06-19 | Edwards Mfg. Co. | Press having regeneration circuit |
EP2667037B1 (de) * | 2012-05-22 | 2018-09-12 | Weber-Hydraulik GmbH | Hydraulische Kippvorrichtung |
JP5876855B2 (ja) * | 2013-07-05 | 2016-03-02 | Kyb株式会社 | 流体圧シリンダ |
CN103671346B (zh) * | 2013-12-11 | 2016-04-06 | 唐升华 | 全自动双向气缸 |
NL2014212B1 (en) * | 2015-01-29 | 2017-01-11 | Ihc Holland Ie Bv | Compensator device |
AU2016434577A1 (en) * | 2016-12-30 | 2019-07-18 | Xuzhou Heavy Machinery Co., Ltd. | Hydraulic cylinder, hydraulic system, and crane |
CN107237794B (zh) * | 2017-07-21 | 2019-11-08 | 青岛九合重工机械有限公司 | 一种混凝土机械泵送机械摆缸 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2431032A (en) * | 1943-04-05 | 1947-11-18 | Hpm Dev Corp | Flow controlling valve means for hydraulic motors |
US3071926A (en) * | 1960-04-12 | 1963-01-08 | Hyster Co | Hydraulic lift cylinder circuit |
US3447424A (en) * | 1967-09-19 | 1969-06-03 | Billings R O | Hydraulic cylinders having a quick exhaust |
US3474708A (en) * | 1968-01-17 | 1969-10-28 | Parker Hannifin Corp | Valve assembly for fluid motors and the like |
GB1282101A (en) * | 1968-08-12 | 1972-07-19 | Terence Patrick Priestley | Improvements in fluid pressure operated mechanisms |
US3596561A (en) * | 1969-01-08 | 1971-08-03 | Stubbe Maschinenfabrik Gmbh | Hydraulic clamping arrangements for injection moulding machines |
US3592108A (en) * | 1969-02-07 | 1971-07-13 | Borje Oscar Rosaen | Fluid cylinder |
DE2007711C3 (de) * | 1970-02-19 | 1974-03-07 | Michael Maurus 6710 Frankenthal Glas | Kolbengetriebe mit Eilgang und Krafthub |
FR2129879B1 (it) * | 1971-03-18 | 1974-10-11 | Viron Michel | |
JPS5730483Y2 (it) * | 1976-06-10 | 1982-07-05 | ||
FR2391844A1 (fr) * | 1977-05-25 | 1978-12-22 | Manceau Marcel | Verin hydraulique a courses differentielles |
DE2903168A1 (de) * | 1979-01-27 | 1980-07-31 | Becker & Van Huellen | Hydraulik- oder pneumatik-arbeitszylinder |
US4509405A (en) * | 1979-08-20 | 1985-04-09 | Nl Industries, Inc. | Control valve system for blowout preventers |
EP0327666A1 (de) * | 1988-02-02 | 1989-08-16 | Josef Nusser | Hydraulischer Antrieb |
DE4036564A1 (de) * | 1990-11-16 | 1992-05-21 | Bosch Gmbh Robert | Hydraulische einrichtung zur steuerung eines arbeitszylinders einer presse |
DE4104856A1 (de) * | 1991-02-16 | 1991-10-31 | Krupp Maschinentechnik | Antriebseinrichtung fuer ein abbruchwerkzeug |
EP0578820A4 (en) * | 1992-02-03 | 1994-07-06 | Tagawakougyou Co Ltd | Crusher for concrete structure |
US5233909A (en) * | 1992-07-21 | 1993-08-10 | Decatur Cylinder, Inc. | Integral regenerative fluid system |
GB2271149B (en) * | 1992-09-22 | 1996-02-28 | P J Hare Limited | Hydraulic press |
-
1996
- 1996-03-15 FI FI961241A patent/FI99266C/fi active
-
1997
- 1997-03-12 NL NL1005506A patent/NL1005506C2/nl not_active IP Right Cessation
- 1997-03-13 US US08/816,341 patent/US5784943A/en not_active Expired - Fee Related
- 1997-03-14 DE DE19710949A patent/DE19710949A1/de not_active Withdrawn
- 1997-03-14 IT IT97TO000212A patent/IT1291196B1/it active IP Right Grant
- 1997-03-14 KR KR1019970008704A patent/KR970066114A/ko not_active Application Discontinuation
- 1997-03-17 JP JP9082419A patent/JPH109212A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US5784943A (en) | 1998-07-28 |
JPH109212A (ja) | 1998-01-13 |
FI961241A0 (fi) | 1996-03-15 |
NL1005506A1 (nl) | 1997-09-17 |
ITTO970212A1 (it) | 1998-09-14 |
FI99266B (fi) | 1997-10-31 |
FI99266C (fi) | 1998-02-10 |
KR970066114A (ko) | 1997-10-13 |
NL1005506C2 (nl) | 1997-09-30 |
DE19710949A1 (de) | 1997-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |