FR2448502A1 - Dispositif de soulevement du genre cric - Google Patents
Dispositif de soulevement du genre cricInfo
- Publication number
- FR2448502A1 FR2448502A1 FR7903020A FR7903020A FR2448502A1 FR 2448502 A1 FR2448502 A1 FR 2448502A1 FR 7903020 A FR7903020 A FR 7903020A FR 7903020 A FR7903020 A FR 7903020A FR 2448502 A1 FR2448502 A1 FR 2448502A1
- Authority
- FR
- France
- Prior art keywords
- stiffening ribs
- soft ground
- large rectangular
- hydraulic jack
- rectangular base
- 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.)
- Granted
Links
Classifications
-
- 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
- B66F13/00—Common constructional features or accessories
-
- 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
-
- 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
- B66F3/36—Load-engaging elements
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7903020A FR2448502A1 (fr) | 1979-02-06 | 1979-02-06 | Dispositif de soulevement du genre cric |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7903020A FR2448502A1 (fr) | 1979-02-06 | 1979-02-06 | Dispositif de soulevement du genre cric |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448502A1 true FR2448502A1 (fr) | 1980-09-05 |
FR2448502B1 FR2448502B1 (es) | 1984-10-12 |
Family
ID=9221658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7903020A Granted FR2448502A1 (fr) | 1979-02-06 | 1979-02-06 | Dispositif de soulevement du genre cric |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2448502A1 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0720964A1 (en) * | 1995-01-04 | 1996-07-10 | Jin Soo Park | Auxiliary device of a hydraulic jack |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB139942A (en) * | 1919-04-30 | 1920-03-18 | William Herbert Smith | Hydraulic jacks |
US1734816A (en) * | 1925-09-22 | 1929-11-05 | James E Ludwig | Hydraulic lifting jack |
FR36371E (fr) * | 1929-01-05 | 1930-05-10 | Perfectionnements apportés aux crics | |
US2153845A (en) * | 1936-03-04 | 1939-04-11 | Homer R Rosenberry | Hydraulic jack and method of making same |
US2469670A (en) * | 1946-03-11 | 1949-05-10 | Charles L Thompson | Low lift attachment for hydraulic jacks |
DE807545C (de) * | 1949-08-03 | 1951-07-02 | Karl Plischke | Winde, Insbesondere Wagenheber |
US2852229A (en) * | 1954-04-14 | 1958-09-16 | Gross Israel | Lifting equipment for jack operation |
US3449910A (en) * | 1966-04-14 | 1969-06-17 | Tangyes Ltd | Hydraulic force exerting apparatus |
US4068826A (en) * | 1977-07-21 | 1978-01-17 | Scott Leroy A | Heavy duty lifting devices |
-
1979
- 1979-02-06 FR FR7903020A patent/FR2448502A1/fr active Granted
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB139942A (en) * | 1919-04-30 | 1920-03-18 | William Herbert Smith | Hydraulic jacks |
US1734816A (en) * | 1925-09-22 | 1929-11-05 | James E Ludwig | Hydraulic lifting jack |
FR36371E (fr) * | 1929-01-05 | 1930-05-10 | Perfectionnements apportés aux crics | |
US2153845A (en) * | 1936-03-04 | 1939-04-11 | Homer R Rosenberry | Hydraulic jack and method of making same |
US2469670A (en) * | 1946-03-11 | 1949-05-10 | Charles L Thompson | Low lift attachment for hydraulic jacks |
DE807545C (de) * | 1949-08-03 | 1951-07-02 | Karl Plischke | Winde, Insbesondere Wagenheber |
US2852229A (en) * | 1954-04-14 | 1958-09-16 | Gross Israel | Lifting equipment for jack operation |
US3449910A (en) * | 1966-04-14 | 1969-06-17 | Tangyes Ltd | Hydraulic force exerting apparatus |
US4068826A (en) * | 1977-07-21 | 1978-01-17 | Scott Leroy A | Heavy duty lifting devices |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0720964A1 (en) * | 1995-01-04 | 1996-07-10 | Jin Soo Park | Auxiliary device of a hydraulic jack |
Also Published As
Publication number | Publication date |
---|---|
FR2448502B1 (es) | 1984-10-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |