PT77686B - Pompe a cylindre et a piston utilisable comme pompe a vide pour asservissement des freins d'un vehicule - Google Patents
Pompe a cylindre et a piston utilisable comme pompe a vide pour asservissement des freins d'un vehicule Download PDFInfo
- Publication number
- PT77686B PT77686B PT77686A PT7768683A PT77686B PT 77686 B PT77686 B PT 77686B PT 77686 A PT77686 A PT 77686A PT 7768683 A PT7768683 A PT 7768683A PT 77686 B PT77686 B PT 77686B
- Authority
- PT
- Portugal
- Prior art keywords
- metal
- vacuum pump
- layer
- pump
- piston
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 8
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 8
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 5
- 239000000956 alloy Substances 0.000 claims abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 238000007743 anodising Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910001234 light alloy Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000005289 physical deposition Methods 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims 1
- 239000000395 magnesium oxide Substances 0.000 claims 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 7
- 229920000034 Plastomer Polymers 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 16
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 241000282693 Cercopithecidae Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 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
- F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
- F16J10/02—Cylinders designed to receive moving pistons or plungers
- F16J10/04—Running faces; Liners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/126—Cylinder liners
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8219767A FR2536797B1 (fr) | 1982-11-25 | 1982-11-25 | Pompe a cylindre et a piston utilisable comme pompe a vide pour asservissement des freins d'un vehicule |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT77686A PT77686A (fr) | 1983-12-01 |
| PT77686B true PT77686B (fr) | 1986-03-18 |
Family
ID=9279518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT77686A PT77686B (fr) | 1982-11-25 | 1983-11-18 | Pompe a cylindre et a piston utilisable comme pompe a vide pour asservissement des freins d'un vehicule |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE8333941U1 (fr) |
| ES (1) | ES8407161A1 (fr) |
| FR (1) | FR2536797B1 (fr) |
| GB (1) | GB2130685A (fr) |
| IT (1) | IT8368225A0 (fr) |
| PT (1) | PT77686B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3521525C1 (de) * | 1985-06-15 | 1986-11-27 | Busak + Luyken GmbH & Co, 7000 Stuttgart | Dichtungsanordnung |
| US4854825A (en) * | 1987-02-27 | 1989-08-08 | Commonwealth Scientific And Industrial Research Organization | Multi-stage vacuum pump |
| GB8905429D0 (en) * | 1989-03-09 | 1989-04-19 | Salter Ind Measurement Ltd | Piston and cylinder arrangement |
| DE102015001366A1 (de) * | 2015-02-03 | 2016-08-04 | Linde Aktiengesellschaft | Zylinderlaufflächen in Fluidarbeitsmaschinen |
| EP3153706B1 (fr) * | 2015-10-06 | 2020-06-17 | Pfeiffer Vacuum Gmbh | Pompe |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2645134A1 (de) * | 1975-10-08 | 1977-08-25 | Nissan Motor | Aluminiumzylinder fuer einen hydraulischen stellantrieb |
| ES254617Y (es) * | 1980-01-23 | 1982-02-16 | Bomba de vacio de piston | |
| DE3008707A1 (de) * | 1980-03-07 | 1981-09-24 | Fichtel & Sachs Ag, 8720 Schweinfurt | Kolben mit druckabhaengiger anpressung des kolbenringes an die zylinderinnenwand |
| GB2084669B (en) * | 1980-10-01 | 1984-03-14 | Young Scient Glassware J Ltd | Improvements in sealing members |
-
1982
- 1982-11-25 FR FR8219767A patent/FR2536797B1/fr not_active Expired
-
1983
- 1983-11-18 PT PT77686A patent/PT77686B/fr unknown
- 1983-11-18 GB GB08330808A patent/GB2130685A/en not_active Withdrawn
- 1983-11-23 DE DE19838333941U patent/DE8333941U1/de not_active Expired
- 1983-11-23 IT IT8368225A patent/IT8368225A0/it unknown
- 1983-11-24 ES ES527518A patent/ES8407161A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES527518A0 (es) | 1984-09-01 |
| GB2130685A (en) | 1984-06-06 |
| FR2536797B1 (fr) | 1987-08-21 |
| DE8333941U1 (de) | 1984-03-01 |
| FR2536797A1 (fr) | 1984-06-01 |
| IT8368225A0 (it) | 1983-11-23 |
| GB8330808D0 (en) | 1983-12-29 |
| PT77686A (fr) | 1983-12-01 |
| ES8407161A1 (es) | 1984-09-01 |
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