IT1140091B - Guarnizione d'albero a sbarramento di gas e con anello di compensazione - Google Patents
Guarnizione d'albero a sbarramento di gas e con anello di compensazioneInfo
- Publication number
- IT1140091B IT1140091B IT25367/81A IT2536781A IT1140091B IT 1140091 B IT1140091 B IT 1140091B IT 25367/81 A IT25367/81 A IT 25367/81A IT 2536781 A IT2536781 A IT 2536781A IT 1140091 B IT1140091 B IT 1140091B
- Authority
- IT
- Italy
- Prior art keywords
- gas barrier
- compensation ring
- shaft gasket
- barrier shaft
- gasket
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3464—Mounting of the seal
- F16J15/3468—Means for controlling the deformations of the contacting faces
-
- 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
-
- 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
- F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
- F16J15/363—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member the diaphragm or bellow being made of metal
-
- 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
- F16J15/40—Sealings between relatively-moving surfaces by means of fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Diaphragms And Bellows (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3045475A DE3045475C2 (de) | 1980-12-03 | 1980-12-03 | Gasgesperrte Wellendichtung mit Kompensationsring |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8125367A0 IT8125367A0 (it) | 1981-11-30 |
IT1140091B true IT1140091B (it) | 1986-09-24 |
Family
ID=6118152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25367/81A IT1140091B (it) | 1980-12-03 | 1981-11-30 | Guarnizione d'albero a sbarramento di gas e con anello di compensazione |
Country Status (7)
Country | Link |
---|---|
US (1) | US4376540A (it) |
JP (1) | JPS57120766A (it) |
BR (1) | BR8107844A (it) |
CH (1) | CH657684A5 (it) |
DE (1) | DE3045475C2 (it) |
FR (1) | FR2495263B1 (it) |
IT (1) | IT1140091B (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3600126A1 (de) * | 1986-01-04 | 1987-07-16 | Fortuna Werke Maschf Ag | Geblaese zum umwaelzen grosser gasmengen, insbesondere fuer hochleistungs-laser |
GB8909289D0 (en) * | 1989-04-24 | 1989-06-07 | Crane John Uk Ltd | Mechanical face seals |
US5066026A (en) * | 1990-06-11 | 1991-11-19 | Kaydon Corporation | Gas face seal |
US6299173B1 (en) | 1998-10-16 | 2001-10-09 | John Crane Inc. | Mechanical end face seal ring having a compliant seal face |
DE19950705B4 (de) * | 1999-10-21 | 2009-10-15 | Volkswagen Ag | Gas-Gleitringdichtung |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1876515A (en) * | 1932-09-06 | Shaft packing | ||
US2100220A (en) * | 1935-12-04 | 1937-11-23 | Gen Electric | Shaft seal |
GB649863A (en) * | 1948-08-24 | 1951-02-07 | Crane Packing Ltd | Improvements relating to mechanical sealing devices between rotary and stationary machine parts |
FR1076314A (fr) * | 1953-03-10 | 1954-10-26 | Perfectionnements aux dispositifs d'étanchéité entre partie fixe et partie tournante | |
US2859988A (en) * | 1955-06-20 | 1958-11-11 | Crane Packing Co | Rotary mechanical seal |
GB839880A (en) * | 1956-12-12 | 1960-06-29 | Napier & Sons Ltd D | Fluid seals between relatively rotating parts |
US2937039A (en) * | 1957-05-29 | 1960-05-17 | Chicago Rawhide Mfg Co | Controlled gap seal |
US2994547A (en) * | 1958-03-26 | 1961-08-01 | Muskegon Piston Ring Co Inc | Seal |
US2995390A (en) * | 1958-09-18 | 1961-08-08 | Napier & Son Ltd | Mountings for rings or discs |
NL130801C (it) * | 1961-02-10 | |||
GB1050298A (it) * | 1964-05-15 | 1900-01-01 | ||
DE1907724A1 (de) * | 1969-02-15 | 1970-09-03 | Klein Schanzlin & Becker Ag | Hydrostatische Gleitringdichtung |
JPS5136083Y2 (it) * | 1971-10-21 | 1976-09-04 | ||
DE2610045C2 (de) * | 1976-03-11 | 1982-06-16 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen | Gasgesperrte Wellendichtung |
DE2636507A1 (de) * | 1976-08-13 | 1978-02-16 | Conradty Nuernberg | Mehrschichtiges lagerungs-, stuetz- und dichtungselement |
FR2385013A1 (fr) * | 1977-03-25 | 1978-10-20 | Gutehoffnungshuette Sterkrade | Joint d'arbre a etancheite assuree par un gaz |
-
1980
- 1980-12-03 DE DE3045475A patent/DE3045475C2/de not_active Expired
-
1981
- 1981-11-23 FR FR8121898A patent/FR2495263B1/fr not_active Expired
- 1981-11-30 IT IT25367/81A patent/IT1140091B/it active
- 1981-11-30 CH CH7659/81A patent/CH657684A5/de not_active IP Right Cessation
- 1981-11-30 JP JP56190980A patent/JPS57120766A/ja active Granted
- 1981-12-01 US US06/326,343 patent/US4376540A/en not_active Expired - Fee Related
- 1981-12-02 BR BR8107844A patent/BR8107844A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
CH657684A5 (de) | 1986-09-15 |
US4376540A (en) | 1983-03-15 |
DE3045475A1 (de) | 1982-06-09 |
IT8125367A0 (it) | 1981-11-30 |
JPS57120766A (en) | 1982-07-27 |
FR2495263A1 (fr) | 1982-06-04 |
FR2495263B1 (fr) | 1988-06-10 |
DE3045475C2 (de) | 1982-11-18 |
BR8107844A (pt) | 1982-09-08 |
JPS6357663B2 (it) | 1988-11-11 |
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