JPH0321753B2 - - Google Patents
Info
- Publication number
- JPH0321753B2 JPH0321753B2 JP54165811A JP16581179A JPH0321753B2 JP H0321753 B2 JPH0321753 B2 JP H0321753B2 JP 54165811 A JP54165811 A JP 54165811A JP 16581179 A JP16581179 A JP 16581179A JP H0321753 B2 JPH0321753 B2 JP H0321753B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- control
- chamber
- pump
- valve
- 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.)
- Expired
Links
- 230000009471 action Effects 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 9
- 238000007789 sealing Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000002788 crimping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000010411 postconditioning Effects 0.000 description 2
- 230000036316 preload Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 101150071927 AANAT gene Proteins 0.000 description 1
- 240000006677 Vicia faba Species 0.000 description 1
- 235000010749 Vicia faba Nutrition 0.000 description 1
- 235000002098 Vicia faba var. major Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
- F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
- F16J15/342—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with means for feeding fluid directly to the face
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reciprocating Pumps (AREA)
- Hydraulic Motors (AREA)
- Fluid-Pressure Circuits (AREA)
- Actuator (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2855566A DE2855566C3 (de) | 1978-12-22 | 1978-12-22 | Hydrostatische Arbeitsmaschine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5591774A JPS5591774A (en) | 1980-07-11 |
| JPH0321753B2 true JPH0321753B2 (show.php) | 1991-03-25 |
Family
ID=6058049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16581179A Granted JPS5591774A (en) | 1978-12-22 | 1979-12-21 | Hydraulic working machine |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4440067A (show.php) |
| JP (1) | JPS5591774A (show.php) |
| DE (1) | DE2855566C3 (show.php) |
| FR (1) | FR2444865A1 (show.php) |
| GB (1) | GB2039327B (show.php) |
| IT (1) | IT1164791B (show.php) |
| SE (1) | SE437185B (show.php) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2514456A1 (fr) * | 1981-10-09 | 1983-04-15 | Hotchkiss Brandt Sogeme | Garniture frottante assurant l'etancheite d'une sortie d'arbre tournant |
| FR2669683B1 (fr) * | 1990-11-23 | 1994-11-18 | Poclain Hydraulics Sa | Mecanisme a fluide sous pression dit "a came tournante". |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA521510A (en) * | 1956-02-07 | C. Dudley Edward | Reciprocating piston pump or motor with annularly disposed parallel multiple cylinders | |
| GB565334A (en) * | 1942-06-25 | 1944-11-07 | Vickers Armstrongs Ltd | Improvements in or relating to hydraulic pumps or motors of the radial cylinder type |
| US2360816A (en) * | 1943-07-08 | 1944-10-17 | Pesco Products Co | Relief valve |
| FR1335065A (fr) * | 1962-06-26 | 1963-08-16 | Lindes Eismaschinen Ag | Groupe hydraulique pouvant fonctionner notamment en pompe ou en moteur |
| US3211174A (en) * | 1963-04-17 | 1965-10-12 | Anderson Greenwood & Co | Pressure relief or blowdown valve |
| US3921503A (en) * | 1972-03-21 | 1975-11-25 | Philip A Kubik | Control system for a fluid system |
| DE2630673C2 (de) * | 1976-07-08 | 1984-09-13 | G. Düsterloh GmbH, 4322 Sprockhövel | Steuereinrichtung für eine reversierbare hydrostatische Axial- oder Radialkolbenmaschine |
| DE2634065A1 (de) * | 1976-07-29 | 1978-02-02 | Duesterloh Gmbh | Reversierbare, hydrostatische radial- oder axialkolbenmaschine |
| IT1076119B (it) * | 1977-02-17 | 1985-04-24 | Riva Calzoni Spa | Distributore per motori idraulici |
-
1978
- 1978-12-22 DE DE2855566A patent/DE2855566C3/de not_active Expired
-
1979
- 1979-12-18 SE SE7910433A patent/SE437185B/sv not_active IP Right Cessation
- 1979-12-18 US US06/104,906 patent/US4440067A/en not_active Expired - Lifetime
- 1979-12-20 GB GB7943982A patent/GB2039327B/en not_active Expired
- 1979-12-21 IT IT51163/79A patent/IT1164791B/it active
- 1979-12-21 FR FR7931541A patent/FR2444865A1/fr active Granted
- 1979-12-21 JP JP16581179A patent/JPS5591774A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2855566A1 (de) | 1980-09-04 |
| IT7951163A0 (it) | 1979-12-21 |
| SE437185B (sv) | 1985-02-11 |
| DE2855566C3 (de) | 1981-09-10 |
| GB2039327B (en) | 1983-03-02 |
| DE2855566B2 (de) | 1980-12-18 |
| US4440067A (en) | 1984-04-03 |
| IT1164791B (it) | 1987-04-15 |
| GB2039327A (en) | 1980-08-06 |
| FR2444865B1 (show.php) | 1984-11-30 |
| SE7910433L (sv) | 1980-06-23 |
| FR2444865A1 (fr) | 1980-07-18 |
| JPS5591774A (en) | 1980-07-11 |
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