IT953661B - Dispositivo con tenuta a diaframma di rotolamento supportato da li quido - Google Patents
Dispositivo con tenuta a diaframma di rotolamento supportato da li quidoInfo
- Publication number
- IT953661B IT953661B IT2330572A IT2330572A IT953661B IT 953661 B IT953661 B IT 953661B IT 2330572 A IT2330572 A IT 2330572A IT 2330572 A IT2330572 A IT 2330572A IT 953661 B IT953661 B IT 953661B
- Authority
- IT
- Italy
- Prior art keywords
- liquid
- diaphragm seal
- rolling diaphragm
- seal supported
- supported
- Prior art date
Links
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
- F16J15/26—Sealings between relatively-moving surfaces with stuffing-boxes for rigid sealing rings
- F16J15/28—Sealings between relatively-moving surfaces with stuffing-boxes for rigid sealing rings with sealing rings made of metal
-
- 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
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
- F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
- F04B39/044—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod sealing with a rolling diaphragm between piston and cylinder
-
- 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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
-
- 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
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/06—Bellows pistons
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sealing Devices (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7105348A NL7105348A (it) | 1971-04-21 | 1971-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT953661B true IT953661B (it) | 1973-08-10 |
Family
ID=19812970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2330572A IT953661B (it) | 1971-04-21 | 1972-04-18 | Dispositivo con tenuta a diaframma di rotolamento supportato da li quido |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS533022B1 (it) |
CA (1) | CA970405A (it) |
DE (1) | DE2216271A1 (it) |
FR (1) | FR2136559A5 (it) |
GB (1) | GB1387210A (it) |
IT (1) | IT953661B (it) |
NL (1) | NL7105348A (it) |
SE (1) | SE386496B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4125265A (en) * | 1977-07-06 | 1978-11-14 | Borg-Warner Corporation | Valve stem seal |
DE3913263A1 (de) * | 1989-04-22 | 1990-10-25 | Teves Gmbh Alfred | Unterdruck-bremskraftverstaerker fuer kraftfahrzeuge |
-
1971
- 1971-04-21 NL NL7105348A patent/NL7105348A/xx unknown
-
1972
- 1972-04-05 DE DE19722216271 patent/DE2216271A1/de active Pending
- 1972-04-17 CA CA139,790A patent/CA970405A/en not_active Expired
- 1972-04-18 IT IT2330572A patent/IT953661B/it active
- 1972-04-18 JP JP3838972A patent/JPS533022B1/ja active Pending
- 1972-04-18 GB GB1786272A patent/GB1387210A/en not_active Expired
- 1972-04-18 SE SE503572A patent/SE386496B/xx unknown
- 1972-04-20 FR FR7214032A patent/FR2136559A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2216271A1 (de) | 1972-11-02 |
JPS533022B1 (it) | 1978-02-02 |
SE386496B (sv) | 1976-08-09 |
NL7105348A (it) | 1972-10-24 |
GB1387210A (en) | 1975-03-12 |
CA970405A (en) | 1975-07-01 |
FR2136559A5 (it) | 1972-12-22 |
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