IT8223144A0 - Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta - Google Patents
Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di cartaInfo
- Publication number
- IT8223144A0 IT8223144A0 IT8223144A IT2314482A IT8223144A0 IT 8223144 A0 IT8223144 A0 IT 8223144A0 IT 8223144 A IT8223144 A IT 8223144A IT 2314482 A IT2314482 A IT 2314482A IT 8223144 A0 IT8223144 A0 IT 8223144A0
- Authority
- IT
- Italy
- Prior art keywords
- mitigation
- fluids
- procedure
- continuous paper
- paper tape
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title 1
- 230000000116 mitigating effect Effects 0.000 title 1
- 230000010349 pulsation Effects 0.000 title 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/06—Regulating pulp flow
- D21F1/065—Shock-absorbing devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
- Pipe Accessories (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23144/82A IT1190988B (it) | 1982-09-07 | 1982-09-07 | Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta |
SE8207120A SE457539B (sv) | 1982-09-07 | 1982-12-13 | Anordning foer daempning av tryckpulser i en matarledning som leder till en intagsbehaallare vid maskiner foer kontinuerlig tillverkning av pappersbanor |
FI831017A FI79874C (fi) | 1982-09-07 | 1983-03-24 | Anordning foer daempning av tryckpulser i fluider, i synnerhet foer kontinuerliga maskiner foer tillverkning av pappersbanor. |
DE3311822A DE3311822C2 (de) | 1982-09-07 | 1983-03-31 | Vorrichtung zur Dämpfung von Druckpulsationen für Papiermaschinen |
JP58098147A JPS5947495A (ja) | 1982-09-07 | 1983-06-03 | 連続巻取紙製造機の為の流体圧力脈動減衰装置と方法 |
US06/520,192 US4523977A (en) | 1982-09-07 | 1983-08-04 | Method and a device for attenuating pressure pulses through fluids, in particular for continuous paper web producing machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23144/82A IT1190988B (it) | 1982-09-07 | 1982-09-07 | Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8223144A0 true IT8223144A0 (it) | 1982-09-07 |
IT1190988B IT1190988B (it) | 1988-02-24 |
Family
ID=11204247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23144/82A IT1190988B (it) | 1982-09-07 | 1982-09-07 | Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta |
Country Status (6)
Country | Link |
---|---|
US (1) | US4523977A (it) |
JP (1) | JPS5947495A (it) |
DE (1) | DE3311822C2 (it) |
FI (1) | FI79874C (it) |
IT (1) | IT1190988B (it) |
SE (1) | SE457539B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4750523A (en) * | 1987-10-30 | 1988-06-14 | Beloit Corporation | Active attenuator and method |
JPH01255793A (ja) * | 1988-04-05 | 1989-10-12 | Fuji Photo Film Co Ltd | 流体の脈動防止方法 |
DE4237303A1 (en) * | 1992-11-05 | 1993-04-08 | Voith Gmbh J M | Pulsation damping of pulp currents - in paper machine breast box, without using costly devices |
DE4441217C2 (de) * | 1993-12-17 | 1998-09-10 | Voith Sulzer Papiermasch Gmbh | Verfahren zur Dämpfung von Druckstößen sowie Vorrichtung zur Durchführung des Verfahrens |
DE19505381C1 (de) * | 1995-02-17 | 1996-08-01 | Voith Sulzer Papiermasch Gmbh | Verfahren und Vorrichtung zum Dämpfen von Pulsationen in einer strömenden Faserstoffsuspension |
DE102005008071A1 (de) * | 2005-02-22 | 2006-08-24 | Voith Paper Patent Gmbh | Maschine zur Herstellung/Bearbeitung einer Materialbahn und Dämpfvorrichtung |
DE102008057470A1 (de) | 2008-11-14 | 2010-05-20 | Formfaktor Gmbh | Druckspeicher |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1798514U (de) * | 1958-08-21 | 1959-10-22 | Erkelenzer Bohrgesellschaft M | Druckstosskompensator. |
US2949932A (en) * | 1959-06-18 | 1960-08-23 | Westinghouse Air Brake Co | Surge dampener apparatus |
US3206228A (en) * | 1962-09-18 | 1965-09-14 | Us Rubber Co | Vibration joints |
CH608873A5 (it) * | 1976-07-20 | 1979-01-31 | Escher Wyss Gmbh | |
FI57281C (fi) * | 1976-10-05 | 1980-07-10 | Valmet Oy | Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin |
GB1568109A (en) * | 1976-10-05 | 1980-05-21 | Valmet Oy | Means for damping pressure disturbances in the pulp supply to a paper-making machine headbox |
JPS6055639B2 (ja) * | 1979-02-02 | 1985-12-05 | 三菱重工業株式会社 | 圧力脈動吸収装置 |
US4262700A (en) * | 1979-03-16 | 1981-04-21 | Beloit Corporation | Broad-band pulsation attenuator |
US4308095A (en) * | 1980-07-18 | 1981-12-29 | Beloit Corporation | Extended low frequency range pulsation attenuator |
-
1982
- 1982-09-07 IT IT23144/82A patent/IT1190988B/it active
- 1982-12-13 SE SE8207120A patent/SE457539B/sv not_active IP Right Cessation
-
1983
- 1983-03-24 FI FI831017A patent/FI79874C/fi not_active IP Right Cessation
- 1983-03-31 DE DE3311822A patent/DE3311822C2/de not_active Expired
- 1983-06-03 JP JP58098147A patent/JPS5947495A/ja active Pending
- 1983-08-04 US US06/520,192 patent/US4523977A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI831017A0 (fi) | 1983-03-24 |
SE457539B (sv) | 1989-01-09 |
FI79874C (fi) | 1990-03-12 |
FI831017L (fi) | 1983-10-08 |
DE3311822A1 (de) | 1984-03-15 |
JPS5947495A (ja) | 1984-03-17 |
SE8207120D0 (sv) | 1982-12-13 |
IT1190988B (it) | 1988-02-24 |
US4523977A (en) | 1985-06-18 |
SE8207120L (sv) | 1984-03-08 |
FI79874B (fi) | 1989-11-30 |
DE3311822C2 (de) | 1986-07-17 |
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