DE2637347A1 - Vorrichtung zum verstellen von lasten - Google Patents
Vorrichtung zum verstellen von lastenInfo
- Publication number
- DE2637347A1 DE2637347A1 DE19762637347 DE2637347A DE2637347A1 DE 2637347 A1 DE2637347 A1 DE 2637347A1 DE 19762637347 DE19762637347 DE 19762637347 DE 2637347 A DE2637347 A DE 2637347A DE 2637347 A1 DE2637347 A1 DE 2637347A1
- Authority
- DE
- Germany
- Prior art keywords
- fluid
- piston
- load
- working
- container
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims description 109
- 238000013022 venting Methods 0.000 claims description 9
- 230000001419 dependent effect Effects 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/22—Hydraulic devices or systems
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Forklifts And Lifting Vehicles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/606,034 US4023650A (en) | 1975-08-20 | 1975-08-20 | Hydraulic systems for two speed lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2637347A1 true DE2637347A1 (de) | 1977-03-03 |
Family
ID=24426239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762637347 Pending DE2637347A1 (de) | 1975-08-20 | 1976-08-19 | Vorrichtung zum verstellen von lasten |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4023650A (enExample) |
| JP (1) | JPS5225363A (enExample) |
| CA (1) | CA1040595A (enExample) |
| DE (1) | DE2637347A1 (enExample) |
| FR (1) | FR2321448A1 (enExample) |
| GB (1) | GB1513604A (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168861A (en) * | 1978-02-06 | 1979-09-25 | Carroll Ollie J | Dump-hoist conversion system |
| US4187763A (en) * | 1978-03-31 | 1980-02-12 | Gould Inc. | Overload relief valve |
| US4476761A (en) * | 1982-10-21 | 1984-10-16 | Champion International Corporation | Paper roll splitter attachment for fork lift truck |
| JPS6198798U (enExample) * | 1984-12-01 | 1986-06-24 | ||
| US5201629A (en) * | 1991-04-09 | 1993-04-13 | Clark Material Handling Company | Container transporter |
| DE4317397A1 (de) * | 1993-05-25 | 1994-12-01 | Linde Ag | Flurförderzeug mit einem Lastaufnahmemittel und zwei parallel geschalteten Hubzylindern |
| GB9405861D0 (en) * | 1994-03-24 | 1994-05-11 | Wilson Frederick G | Improved mast for demountable fork-lift truck |
| US6135694A (en) * | 1997-09-30 | 2000-10-24 | Crown Equipment Corporation | Travel and fork lowering speed control based on fork load weight/tilt cylinder operation |
| US6022183A (en) * | 1998-07-22 | 2000-02-08 | Steel Technologies, Inc. | Machine and method for lifting massive objects |
| CA2290117C (en) * | 1999-11-15 | 2005-05-10 | Wheeltronic Ltd. | Equalizer |
| DE10125351A1 (de) * | 2001-05-23 | 2002-11-28 | Still Gmbh | Hydraulische Anordnung für die Hubzylinder eines Flurförderzeugs |
| DE10349123A1 (de) * | 2003-10-22 | 2005-05-19 | Still Wagner Gmbh & Co Kg | Hubwerk, insbesondere für einen Hochregalstapler |
| US8126592B2 (en) * | 2008-10-14 | 2012-02-28 | Boston Dynamics, Inc. | Actuator system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1944351A (en) * | 1932-03-04 | 1934-01-23 | Hell Co | Hoist mechanism |
| US2456320A (en) * | 1947-02-24 | 1948-12-14 | Ross Carrier Company | Lift truck |
| US2588285A (en) * | 1950-05-27 | 1952-03-04 | Harold C Schott | Air bleeder for vehicle lifts |
| US3186309A (en) * | 1961-12-18 | 1965-06-01 | Clark Equipment Co | Dual speed lifter for material handling machines |
| US3541928A (en) * | 1968-03-28 | 1970-11-24 | Huster Co | Lift truck upright |
| US3608434A (en) * | 1970-01-13 | 1971-09-28 | Us Army | Dual area hydraulic actuator |
| US3584536A (en) * | 1971-01-13 | 1971-06-15 | Benny M Hillberry | Multiple area hydraulic actuator |
| US3734464A (en) * | 1971-11-17 | 1973-05-22 | S Bushnell | Control system for multi-stage lift |
-
1975
- 1975-08-20 US US05/606,034 patent/US4023650A/en not_active Expired - Lifetime
-
1976
- 1976-07-27 CA CA257,917A patent/CA1040595A/en not_active Expired
- 1976-08-17 GB GB34096/76A patent/GB1513604A/en not_active Expired
- 1976-08-18 FR FR7625079A patent/FR2321448A1/fr active Granted
- 1976-08-19 DE DE19762637347 patent/DE2637347A1/de active Pending
- 1976-08-20 JP JP51098801A patent/JPS5225363A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5225363A (en) | 1977-02-25 |
| FR2321448A1 (fr) | 1977-03-18 |
| US4023650A (en) | 1977-05-17 |
| FR2321448B3 (enExample) | 1979-05-11 |
| GB1513604A (en) | 1978-06-07 |
| CA1040595A (en) | 1978-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |