JPS5378402A - Control circuit for discharge quantity of variable capacity type oil pressure pump - Google Patents
Control circuit for discharge quantity of variable capacity type oil pressure pumpInfo
- Publication number
- JPS5378402A JPS5378402A JP15349476A JP15349476A JPS5378402A JP S5378402 A JPS5378402 A JP S5378402A JP 15349476 A JP15349476 A JP 15349476A JP 15349476 A JP15349476 A JP 15349476A JP S5378402 A JPS5378402 A JP S5378402A
- Authority
- JP
- Japan
- Prior art keywords
- variable capacity
- capacity type
- type oil
- control circuit
- oil pressure
- 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
Landscapes
- Fluid-Pressure Circuits (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
PURPOSE: To prevent the excess of the flow rate of working oil over the limit of the generation of cavitation, by detecting the viscosity of working oil, and by regulating the tilt rolling quantity of a variable capacity type oil press. pump in response to the value.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51153494A JPS59714B2 (en) | 1976-12-22 | 1976-12-22 | Discharge amount control circuit of variable displacement hydraulic pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51153494A JPS59714B2 (en) | 1976-12-22 | 1976-12-22 | Discharge amount control circuit of variable displacement hydraulic pump |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5378402A true JPS5378402A (en) | 1978-07-11 |
JPS59714B2 JPS59714B2 (en) | 1984-01-07 |
Family
ID=15563776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51153494A Expired JPS59714B2 (en) | 1976-12-22 | 1976-12-22 | Discharge amount control circuit of variable displacement hydraulic pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59714B2 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53134201A (en) * | 1977-02-24 | 1978-11-22 | Commercial Shearing | Pressure and flowwrate compensating controller having overrride means sensitive to viscosity and having constant torque |
JPS56142929U (en) * | 1980-03-26 | 1981-10-28 | ||
JPS589991U (en) * | 1981-07-15 | 1983-01-22 | 住友重機械工業株式会社 | Variable displacement pump output control circuit |
JPS589992U (en) * | 1981-07-15 | 1983-01-22 | 住友重機械工業株式会社 | Variable displacement pump output control circuit |
JPS5926651A (en) * | 1982-08-05 | 1984-02-10 | Isuzu Motors Ltd | Two-stage control system for hydraulic pressure supplied to hydraulic apparatus of vehicle |
JPS5954805A (en) * | 1982-09-21 | 1984-03-29 | Hitachi Constr Mach Co Ltd | Hydraulically driving device with warming-up function |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6145311U (en) * | 1984-08-30 | 1986-03-26 | 株式会社 サト− | Peel label transfer device |
JP3602786B2 (en) * | 2000-11-10 | 2004-12-15 | 東亜機工株式会社 | Label sticking method and label sticking device |
-
1976
- 1976-12-22 JP JP51153494A patent/JPS59714B2/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53134201A (en) * | 1977-02-24 | 1978-11-22 | Commercial Shearing | Pressure and flowwrate compensating controller having overrride means sensitive to viscosity and having constant torque |
JPS56142929U (en) * | 1980-03-26 | 1981-10-28 | ||
JPS589991U (en) * | 1981-07-15 | 1983-01-22 | 住友重機械工業株式会社 | Variable displacement pump output control circuit |
JPS589992U (en) * | 1981-07-15 | 1983-01-22 | 住友重機械工業株式会社 | Variable displacement pump output control circuit |
JPS6318790Y2 (en) * | 1981-07-15 | 1988-05-26 | ||
JPS5926651A (en) * | 1982-08-05 | 1984-02-10 | Isuzu Motors Ltd | Two-stage control system for hydraulic pressure supplied to hydraulic apparatus of vehicle |
JPS5954805A (en) * | 1982-09-21 | 1984-03-29 | Hitachi Constr Mach Co Ltd | Hydraulically driving device with warming-up function |
JPH0235164B2 (en) * | 1982-09-21 | 1990-08-08 | Hitachi Construction Machinery |
Also Published As
Publication number | Publication date |
---|---|
JPS59714B2 (en) | 1984-01-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5378402A (en) | Control circuit for discharge quantity of variable capacity type oil pressure pump | |
JPS5340167A (en) | Hydraulic circuit | |
JPS5311306A (en) | Pump unit | |
JPS5262701A (en) | Operation for plural units of pumps | |
JPS5779280A (en) | Pressure liquid supplying apparatus | |
JPS52132403A (en) | Oil pump | |
JPS52106065A (en) | Oil pressure type stepless gear reduction | |
JPS52115404A (en) | Fluid pump and motor | |
JPS5220403A (en) | Capacity variable hydraulic pump | |
JPS53140479A (en) | Hydraulic pressure controller | |
JPS53122102A (en) | Variable capacity type liquid pressure pump input torque controller | |
JPS5424301A (en) | Hydraulic pump or motor of variable capacity | |
JPS5364802A (en) | Input torque control equipment in hydraulic pump | |
JPS52138701A (en) | Cavitation preventing device of main consenser pump | |
JPS52140003A (en) | Variable volume type piston pump | |
JPS51118103A (en) | Super liquid pressure pump | |
JPS53145104A (en) | Variable capacity type hydraulic device | |
JPS5297073A (en) | Speed controller in oil pressure transmitter | |
JPS5366002A (en) | Automatic pump operation control device | |
JPS5644487A (en) | Pressure-compensating, variable displacement fluid pump | |
JPS56118580A (en) | Control circuit for variable capacity type pump | |
JPS5388460A (en) | Oil hydraulic stepliess transmission | |
JPS52105312A (en) | Compressor | |
JPS5324107A (en) | Variable capacity hydraulic pressure pump | |
JPS5270284A (en) | Oil presusre circuit and piston - spring type control apparatus used f or the same circuit |