FR774216A - Descent valve device for hydraulic jacks - Google Patents
Descent valve device for hydraulic jacksInfo
- Publication number
- FR774216A FR774216A FR774216DA FR774216A FR 774216 A FR774216 A FR 774216A FR 774216D A FR774216D A FR 774216DA FR 774216 A FR774216 A FR 774216A
- Authority
- FR
- France
- Prior art keywords
- valve device
- hydraulic jacks
- descent valve
- descent
- jacks
- 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
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
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR774216T | 1933-09-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR774216A true FR774216A (en) | 1934-12-03 |
Family
ID=9199765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR774216D Expired FR774216A (en) | 1933-09-01 | 1933-09-01 | Descent valve device for hydraulic jacks |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR774216A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1125620B (en) * | 1956-10-19 | 1962-03-15 | Hans Molly Dipl Ing | Hydraulic lifting device, especially for agricultural tractors |
-
1933
- 1933-09-01 FR FR774216D patent/FR774216A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1125620B (en) * | 1956-10-19 | 1962-03-15 | Hans Molly Dipl Ing | Hydraulic lifting device, especially for agricultural tractors |
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