FR2169850A1 - - Google Patents
Info
- Publication number
- FR2169850A1 FR2169850A1 FR7245970A FR7245970A FR2169850A1 FR 2169850 A1 FR2169850 A1 FR 2169850A1 FR 7245970 A FR7245970 A FR 7245970A FR 7245970 A FR7245970 A FR 7245970A FR 2169850 A1 FR2169850 A1 FR 2169850A1
- 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.)
- Granted
Links
Classifications
-
- 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
- B66C23/54—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 with pneumatic or hydraulic motors, e.g. for actuating jib-cranes on tractors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
-
- 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
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
-
- 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
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/26—Supply reservoir or sump assemblies
-
- 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
- F15B15/18—Combined units comprising both motor and pump
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/06—Cranes in which the lifting movement is done with a hydraulically controlled plunger
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5999171 | 1971-12-23 | ||
GB86872A GB1361820A (en) | 1971-12-23 | 1972-01-07 | Hydraulic ram and its use in a crane |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2169850A1 true FR2169850A1 (en) | 1973-09-14 |
FR2169850B1 FR2169850B1 (en) | 1975-03-28 |
Family
ID=26236238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7245970A Expired FR2169850B1 (en) | 1971-12-23 | 1972-12-22 |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2263000A1 (en) |
FR (1) | FR2169850B1 (en) |
GB (1) | GB1361820A (en) |
IT (1) | IT976194B (en) |
NL (1) | NL7217501A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3607419C1 (en) * | 1986-03-06 | 1987-01-15 | Detlef Koeppen | Pressure-medium-operated cylinder/pump unit |
DE3623117A1 (en) * | 1986-07-09 | 1988-02-04 | Detlef Koeppen | Cylinder/pump standard component operated by hydraulic (pressure) fluid |
DE3833484A1 (en) * | 1988-10-01 | 1990-04-05 | Asea Brown Boveri | Drive device for an electrical switching apparatus |
GB2496626A (en) * | 2011-11-16 | 2013-05-22 | Portway Design Llp | Hydraulic actuator for use in a hydraulic jack |
NO20150966A1 (en) * | 2015-07-24 | 2017-01-25 | Macgregor Norway As | Hydraulic actuator |
FR3048036B1 (en) * | 2016-02-22 | 2019-08-23 | Thierry Grandjean | HYDRAULIC CYLINDER COMPACTOR AND METHOD OF REDUCING THE VOLUME OF WASTE |
CN107381413B (en) * | 2017-07-05 | 2018-12-28 | 南通市通润汽车零部件有限公司 | A kind of adjustable type jack |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB654191A (en) * | 1949-07-12 | 1951-06-13 | Laycock Engineering Company Lt | Improvements in or relating to hydraulic jacks, presses and like hydraulic apparatus |
US2796996A (en) * | 1952-09-01 | 1957-06-25 | Sundin Eric Olov | Hydraulic elevating apparatus |
US3032207A (en) * | 1960-02-23 | 1962-05-01 | Humboldt Company | Loading boom with adjustable extension arm |
FR1311466A (en) * | 1961-11-24 | 1962-12-07 | Electro-hydraulic device with servomotor and self-decompressor | |
FR1577048A (en) * | 1967-08-30 | 1969-08-01 |
-
1972
- 1972-01-07 GB GB86872A patent/GB1361820A/en not_active Expired
- 1972-12-22 IT IT7106672A patent/IT976194B/en active
- 1972-12-22 DE DE19722263000 patent/DE2263000A1/en active Pending
- 1972-12-22 NL NL7217501A patent/NL7217501A/xx unknown
- 1972-12-22 FR FR7245970A patent/FR2169850B1/fr not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB654191A (en) * | 1949-07-12 | 1951-06-13 | Laycock Engineering Company Lt | Improvements in or relating to hydraulic jacks, presses and like hydraulic apparatus |
US2796996A (en) * | 1952-09-01 | 1957-06-25 | Sundin Eric Olov | Hydraulic elevating apparatus |
US3032207A (en) * | 1960-02-23 | 1962-05-01 | Humboldt Company | Loading boom with adjustable extension arm |
FR1311466A (en) * | 1961-11-24 | 1962-12-07 | Electro-hydraulic device with servomotor and self-decompressor | |
FR1577048A (en) * | 1967-08-30 | 1969-08-01 |
Also Published As
Publication number | Publication date |
---|---|
FR2169850B1 (en) | 1975-03-28 |
DE2263000A1 (en) | 1973-06-28 |
IT976194B (en) | 1974-08-20 |
GB1361820A (en) | 1974-07-30 |
NL7217501A (en) | 1973-06-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |