FR2380449B3 - - Google Patents
Info
- Publication number
- FR2380449B3 FR2380449B3 FR7803818A FR7803818A FR2380449B3 FR 2380449 B3 FR2380449 B3 FR 2380449B3 FR 7803818 A FR7803818 A FR 7803818A FR 7803818 A FR7803818 A FR 7803818A FR 2380449 B3 FR2380449 B3 FR 2380449B3
- Authority
- FR
- France
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
- F15B7/005—With rotary or crank input
- F15B7/006—Rotary pump input
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772706091 DE2706091A1 (en) | 1977-02-12 | 1977-02-12 | DRIVE WITH A DIFFERENTIAL CYLINDER CONNECTED TO A CLOSED HYDRAULIC CIRCUIT |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2380449A1 FR2380449A1 (en) | 1978-09-08 |
FR2380449B3 true FR2380449B3 (en) | 1980-04-04 |
Family
ID=6001086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7803818A Granted FR2380449A1 (en) | 1977-02-12 | 1978-02-10 | Hydraulic drive unit with differential cylinder - uses rotary flow divider to compensate volumetric difference caused by piston adjustment (NL 15.8.78) |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS53118681A (en) |
AT (1) | AT363747B (en) |
BR (1) | BR7800811A (en) |
DE (1) | DE2706091A1 (en) |
FR (1) | FR2380449A1 (en) |
NL (1) | NL7801487A (en) |
NO (1) | NO780469L (en) |
SE (1) | SE7801531L (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57116913A (en) * | 1981-01-10 | 1982-07-21 | Hitachi Constr Mach Co Ltd | Hydraulic drive unit for single rod type cylinder |
DE3112140C2 (en) * | 1981-03-27 | 1986-01-23 | Bültmann KG, 5982 Neuenrade | Hydraulic drive of a drawing machine for tubes and bars |
US4669266A (en) * | 1983-10-05 | 1987-06-02 | Kubik, Inc. | Closed-loop system for unequal displacement cylinder |
SE461391B (en) * | 1987-10-28 | 1990-02-12 | Bt Ind Ab | HYDRAULIC LIFTING DEVICE |
US4953639A (en) * | 1989-09-08 | 1990-09-04 | Ingersoll-Rand Company | Closed loop hydraulic drill feed system |
DE4008792A1 (en) * | 1990-03-19 | 1991-09-26 | Rexroth Mannesmann Gmbh | DRIVE FOR A HYDRAULIC CYLINDER, IN PARTICULAR DIFFERENTIAL CYLINDER |
DE10250207A1 (en) * | 2002-10-28 | 2004-05-13 | Bosch Rexroth Ag | damping device |
DE10303360A1 (en) * | 2003-01-29 | 2004-08-19 | O & K Orenstein & Koppel Gmbh | Hydraulic system for displacement-controlled linear drives |
DE10342102A1 (en) * | 2003-09-10 | 2005-04-07 | Bosch Rexroth Ag | Hydrostatic transmission |
DE10343016B4 (en) * | 2003-09-17 | 2010-08-26 | Brueninghaus Hydromatik Gmbh | Hydraulic control and positioning system with volume compensation |
CN102878141B (en) * | 2012-10-27 | 2014-11-19 | 郑州宇通重工有限公司 | Combined type rotary motor reversion-preventing buffering balanced valve |
GB2529909B (en) | 2014-09-30 | 2016-11-23 | Artemis Intelligent Power Ltd | Industrial system with synthetically commutated variable displacement fluid working machine |
-
1977
- 1977-02-12 DE DE19772706091 patent/DE2706091A1/en not_active Withdrawn
-
1978
- 1978-02-09 JP JP1403378A patent/JPS53118681A/en active Pending
- 1978-02-09 NL NL7801487A patent/NL7801487A/en not_active Application Discontinuation
- 1978-02-09 SE SE7801531A patent/SE7801531L/en unknown
- 1978-02-10 AT AT0095178A patent/AT363747B/en not_active IP Right Cessation
- 1978-02-10 NO NO780469A patent/NO780469L/en unknown
- 1978-02-10 FR FR7803818A patent/FR2380449A1/en active Granted
- 1978-02-10 BR BR7800811A patent/BR7800811A/en unknown
Also Published As
Publication number | Publication date |
---|---|
ATA95178A (en) | 1981-01-15 |
NO780469L (en) | 1978-08-15 |
BR7800811A (en) | 1978-09-19 |
SE7801531L (en) | 1978-08-13 |
JPS53118681A (en) | 1978-10-17 |
NL7801487A (en) | 1978-08-15 |
DE2706091A1 (en) | 1978-08-17 |
FR2380449A1 (en) | 1978-09-08 |
AT363747B (en) | 1981-08-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |