EP0967399A3 - Mehrstufiger, doppelt wirkender Hydraulikzylinder mit Hydraulikanordnung insbesondere für Hubarbeitssysteme - Google Patents
Mehrstufiger, doppelt wirkender Hydraulikzylinder mit Hydraulikanordnung insbesondere für Hubarbeitssysteme Download PDFInfo
- Publication number
- EP0967399A3 EP0967399A3 EP99112185A EP99112185A EP0967399A3 EP 0967399 A3 EP0967399 A3 EP 0967399A3 EP 99112185 A EP99112185 A EP 99112185A EP 99112185 A EP99112185 A EP 99112185A EP 0967399 A3 EP0967399 A3 EP 0967399A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- piston rod
- piston
- storage tank
- elevating
- hydraulic 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.)
- Withdrawn
Links
- 230000003028 elevating effect Effects 0.000 title 1
- 239000012530 fluid Substances 0.000 abstract 2
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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
- B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
- B66F11/046—Working platforms suspended from booms of the telescoping type
-
- 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
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
-
- 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
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2807—Position switches, i.e. means for sensing of discrete positions only, e.g. limit switches
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Actuator (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29811413U | 1998-06-25 | ||
DE29811413U DE29811413U1 (de) | 1998-06-25 | 1998-06-25 | Mehrstufiger, doppelt wirkender Hydraulikzylinder mit Hydraulikanordnung insbesondere für Hubarbeitssysteme |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0967399A2 EP0967399A2 (de) | 1999-12-29 |
EP0967399A3 true EP0967399A3 (de) | 2000-04-26 |
Family
ID=8059061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99112185A Withdrawn EP0967399A3 (de) | 1998-06-25 | 1999-06-24 | Mehrstufiger, doppelt wirkender Hydraulikzylinder mit Hydraulikanordnung insbesondere für Hubarbeitssysteme |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0967399A3 (de) |
DE (1) | DE29811413U1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010061840B4 (de) | 2010-06-14 | 2020-01-16 | Sms Group Gmbh | Kolben-Zylindereinheit als schaltbarer Stufen-Zylinder |
DE102011101019A1 (de) | 2011-05-10 | 2012-11-15 | Pacoma Gmbh | Mehrstufiger Druckmittelzylinder |
CN102434529B (zh) * | 2011-12-06 | 2015-03-18 | 中联重科股份有限公司 | 液压缸伸缩控制回路以及工程机械设备 |
CN102808813A (zh) * | 2012-08-20 | 2012-12-05 | 李文娟 | 自卸车前置液压油缸 |
CN105384091A (zh) * | 2015-12-31 | 2016-03-09 | 徐州重型机械有限公司 | 带有多级独立伸缩油缸的伸缩臂结构及起重机 |
CN109869372B (zh) * | 2019-03-20 | 2024-03-29 | 江苏恒立液压股份有限公司 | 多级油缸 |
CN111717855A (zh) * | 2020-05-21 | 2020-09-29 | 国网江西省电力有限公司吉安供电分公司 | 一种电力维修用升降装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0016747A1 (de) * | 1979-03-14 | 1980-10-01 | VOEST-ALPINE Aktiengesellschaft | Ventilanordnung für die Steuerung des Hubes eines teleskopisch ausfahrbaren Stempels |
DE3206870A1 (de) * | 1982-02-26 | 1983-09-15 | Montan-Hydraulik GmbH, 4755 Holzwickede | Mehrstufiger hydraulischer teleskopzylinder mit endkolbenseitiger druckmittelzufuehrung |
DE3339851C1 (de) * | 1983-11-04 | 1985-04-04 | Montan-Hydraulik GmbH, 4755 Holzwickede | Mehrstufiger hydraulischer Teleskopzylinder |
US4516468A (en) * | 1983-01-10 | 1985-05-14 | Hydraulic Technology Corporation | Double acting telescopic cylinder construction |
DE29806602U1 (de) * | 1998-04-09 | 1999-05-12 | BISON stematec Maschinenbau- und Hubarbeitsbühnen Produktionsgesellschaft mbH, 02708 Löbau | Teleskopausleger für Hubarbeitsbühnen |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE958718C (de) * | 1953-11-11 | 1957-02-21 | Toussaint & Hess Hydr Hebezeug | Mehrstufiger hydraulischer Teleskopkolben mit hydraulischem Rueckzug |
DK121336B (da) * | 1969-12-03 | 1971-10-04 | Islef & Hagen As | Arbejdscylinder med positionsgiver. |
DE2657831C3 (de) * | 1976-12-21 | 1980-02-21 | Algi Alfred Giehl Kg Maschinen- U. Hydraulikbau, 6228 Eltville | Hydraulischer Teleskopkolbenantrieb für Hubvorrichtungen |
US4726281A (en) * | 1986-06-13 | 1988-02-23 | Quinto De Filippi | Hydraulic cylinder |
-
1998
- 1998-06-25 DE DE29811413U patent/DE29811413U1/de not_active Expired - Lifetime
-
1999
- 1999-06-24 EP EP99112185A patent/EP0967399A3/de not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0016747A1 (de) * | 1979-03-14 | 1980-10-01 | VOEST-ALPINE Aktiengesellschaft | Ventilanordnung für die Steuerung des Hubes eines teleskopisch ausfahrbaren Stempels |
DE3206870A1 (de) * | 1982-02-26 | 1983-09-15 | Montan-Hydraulik GmbH, 4755 Holzwickede | Mehrstufiger hydraulischer teleskopzylinder mit endkolbenseitiger druckmittelzufuehrung |
US4516468A (en) * | 1983-01-10 | 1985-05-14 | Hydraulic Technology Corporation | Double acting telescopic cylinder construction |
DE3339851C1 (de) * | 1983-11-04 | 1985-04-04 | Montan-Hydraulik GmbH, 4755 Holzwickede | Mehrstufiger hydraulischer Teleskopzylinder |
DE29806602U1 (de) * | 1998-04-09 | 1999-05-12 | BISON stematec Maschinenbau- und Hubarbeitsbühnen Produktionsgesellschaft mbH, 02708 Löbau | Teleskopausleger für Hubarbeitsbühnen |
Also Published As
Publication number | Publication date |
---|---|
EP0967399A2 (de) | 1999-12-29 |
DE29811413U1 (de) | 1999-08-26 |
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Legal Events
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17P | Request for examination filed |
Effective date: 20001026 |
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AKX | Designation fees paid |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
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18W | Application withdrawn |
Withdrawal date: 20010920 |