JPS564762B1 - - Google Patents
Info
- Publication number
- JPS564762B1 JPS564762B1 JP5279471A JP5279471A JPS564762B1 JP S564762 B1 JPS564762 B1 JP S564762B1 JP 5279471 A JP5279471 A JP 5279471A JP 5279471 A JP5279471 A JP 5279471A JP S564762 B1 JPS564762 B1 JP S564762B1
- Authority
- JP
- Japan
- 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.)
- Withdrawn
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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
- F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
- F15B13/0422—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with manually-operated pilot valves, e.g. joysticks
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5502870A | 1970-07-15 | 1970-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS564762B1 true JPS564762B1 (de) | 1981-01-31 |
Family
ID=21995089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5279471A Withdrawn JPS564762B1 (de) | 1970-07-15 | 1971-07-15 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3620129A (de) |
| JP (1) | JPS564762B1 (de) |
| DE (1) | DE2130655C3 (de) |
| FR (1) | FR2098423B1 (de) |
| GB (1) | GB1297761A (de) |
| SE (1) | SE371263B (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2148502B2 (de) * | 1971-09-29 | 1978-11-02 | G.L. Rexroth Gmbh, 8770 Lohr | Ein- oder mehrkreisiges Hydrauliksystem |
| US3805678A (en) * | 1972-04-17 | 1974-04-23 | Caterpillar Tractor Co | Hydraulic control system for load supporting hydraulic motors |
| US3935792A (en) * | 1973-02-26 | 1976-02-03 | Caterpillar Tractor Co. | Pilot pump bleed control for earthmoving scrapers |
| JPS5226311B2 (de) * | 1973-08-24 | 1977-07-13 | ||
| US3987703A (en) * | 1974-08-12 | 1976-10-26 | Caterpillar Tractor Co. | Combined restrictor and dead engine lowering valve |
| JPS57500840A (de) * | 1980-06-16 | 1982-05-13 | ||
| US4509406A (en) * | 1980-06-16 | 1985-04-09 | Caterpillar Tractor Co. | Pressure reducing valve for dead engine lowering |
| US4487106A (en) * | 1983-11-04 | 1984-12-11 | Towmotor Corporation | Fluid operated system |
| US4799420A (en) * | 1987-08-27 | 1989-01-24 | Caterpillar Inc. | Load responsive control system adapted to use of negative load pressure in operation of system controls |
| CH681380A5 (de) * | 1990-04-09 | 1993-03-15 | Asea Brown Boveri | |
| US5060475A (en) * | 1990-05-29 | 1991-10-29 | Caterpillar Inc. | Pilot control circuit for load sensing hydraulic systems |
| US5577876A (en) * | 1994-02-22 | 1996-11-26 | Clark Equipment Company | Hydraulic interblock system |
| KR20110076073A (ko) * | 2009-12-29 | 2011-07-06 | 볼보 컨스트럭션 이큅먼트 에이비 | 네가티브 컨트롤방식 유압시스템 |
| DE102016106616B4 (de) * | 2016-04-11 | 2023-07-06 | Schwing Gmbh | Elektrohydraulischer Steuerkreis für einen Großmanipulator |
-
1970
- 1970-07-15 US US55028A patent/US3620129A/en not_active Expired - Lifetime
-
1971
- 1971-06-18 GB GB1297761D patent/GB1297761A/en not_active Expired
- 1971-06-21 DE DE2130655A patent/DE2130655C3/de not_active Expired
- 1971-07-06 SE SE7108742A patent/SE371263B/xx unknown
- 1971-07-15 FR FR717125843A patent/FR2098423B1/fr not_active Expired
- 1971-07-15 JP JP5279471A patent/JPS564762B1/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2130655C3 (de) | 1973-12-13 |
| US3620129A (en) | 1971-11-16 |
| GB1297761A (de) | 1972-11-29 |
| FR2098423A1 (de) | 1972-03-10 |
| SE371263B (de) | 1974-11-11 |
| DE2130655A1 (de) | 1972-01-20 |
| DE2130655B2 (de) | 1973-05-24 |
| FR2098423B1 (de) | 1974-06-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees | ||
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |