GB289453A - - Google Patents
Info
- Publication number
- GB289453A GB289453A GB33859/27A GB3385927A GB289453A GB 289453 A GB289453 A GB 289453A GB 33859/27 A GB33859/27 A GB 33859/27A GB 3385927 A GB3385927 A GB 3385927A GB 289453 A GB289453 A GB 289453A
- Authority
- GB
- United Kingdom
- Prior art keywords
- piston
- head
- inner piston
- valve
- jack
- 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
- B66F3/30—Constructional features with positive brakes or locks
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Reciprocating Pumps (AREA)
- Actuator (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE289453T | 1927-04-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB289453A true GB289453A (fr) | 1929-01-17 |
Family
ID=31893952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB33859/27A Expired GB289453A (fr) | 1927-04-29 | 1927-12-14 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB289453A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2481597A1 (fr) * | 1980-05-05 | 1981-11-06 | Johansson Hans Arne Valentin | Mecanisme de levage pour dispositifs de soulevement de malades |
-
1927
- 1927-12-14 GB GB33859/27A patent/GB289453A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2481597A1 (fr) * | 1980-05-05 | 1981-11-06 | Johansson Hans Arne Valentin | Mecanisme de levage pour dispositifs de soulevement de malades |
GB2075120A (en) * | 1980-05-05 | 1981-11-11 | Johansson Hans Arne Valentin | Hoisting gear for patient-lifting devices |
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