FR2271166A1 - Lifting mechanism safety device - screws into mechanism and has shoulder held against frame by drive - Google Patents
Lifting mechanism safety device - screws into mechanism and has shoulder held against frame by driveInfo
- Publication number
- FR2271166A1 FR2271166A1 FR7429724A FR7429724A FR2271166A1 FR 2271166 A1 FR2271166 A1 FR 2271166A1 FR 7429724 A FR7429724 A FR 7429724A FR 7429724 A FR7429724 A FR 7429724A FR 2271166 A1 FR2271166 A1 FR 2271166A1
- Authority
- FR
- France
- Prior art keywords
- drive
- lifting mechanism
- frame
- screws
- shoulder
- 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
- B66F1/00—Devices, e.g. jacks, for lifting loads in predetermined steps
- B66F1/02—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts
- B66F1/04—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed
- B66F1/08—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts the posts being toothed and the devices being operated by fluid pressure
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Actuator (AREA)
- Press Drives And Press Lines (AREA)
- Types And Forms Of Lifts (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI149074 | 1974-05-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2271166A1 true FR2271166A1 (en) | 1975-12-12 |
FR2271166B3 FR2271166B3 (fr) | 1977-06-17 |
Family
ID=8505710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7429724A Granted FR2271166A1 (en) | 1974-05-14 | 1974-08-30 | Lifting mechanism safety device - screws into mechanism and has shoulder held against frame by drive |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2439219A1 (fr) |
FR (1) | FR2271166A1 (fr) |
NO (1) | NO743093L (fr) |
SE (1) | SE7410066L (fr) |
-
1974
- 1974-08-05 SE SE7410066A patent/SE7410066L/ not_active Application Discontinuation
- 1974-08-16 DE DE2439219A patent/DE2439219A1/de active Pending
- 1974-08-29 NO NO743093A patent/NO743093L/no unknown
- 1974-08-30 FR FR7429724A patent/FR2271166A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2271166B3 (fr) | 1977-06-17 |
DE2439219A1 (de) | 1975-11-27 |
NO743093L (fr) | 1975-11-17 |
SE7410066L (sv) | 1975-11-17 |
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