FI762827A - Daempningssystem foer tryckvariationerna i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin - Google Patents

Daempningssystem foer tryckvariationerna i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin

Info

Publication number: FI762827A
Authority: FI; Finland
Prior art keywords: tryckvariationerna; massasuspensionsstroemningen; inloppslaodan; hydrauliska; daempningssystem
Prior art date: 1976-10-05

Application number

FI762827A

Other languages

English (en)

Other versions

FI57281B (fi

FI57281C (fi

Inventor

Alvi Kirjavainen

Original Assignee

Valmet Oy

Priority date (The priority date 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 date listed.)

1976-10-05

Filing date

1976-10-05

Publication date

1978-04-06

1976-10-05 Application filed by Valmet Oy filed Critical Valmet Oy

1976-10-05 Priority to FI762827A priority Critical patent/FI57281C/fi

1977-09-30 Priority to AT700677A priority patent/AT361771B/de

1977-10-03 Priority to GB40934/77A priority patent/GB1559033A/en

1977-10-04 Priority to DE19772744512 priority patent/DE2744512A1/de

1977-10-04 Priority to SE7711097A priority patent/SE7711097L/

1977-10-04 Priority to CA288,049A priority patent/CA1092404A/en

1977-10-04 Priority to NO773383A priority patent/NO773383L/no

1977-10-05 Priority to US05/839,503 priority patent/US4166759A/en

1977-10-05 Priority to FR7729977A priority patent/FR2367142A1/fr

1977-10-05 Priority to SU772527553A priority patent/SU694087A3/ru

1977-10-05 Priority to BR7706646A priority patent/BR7706646A/pt

1977-10-05 Priority to IT28283/77A priority patent/IT1088956B/it

1977-10-05 Priority to JP11913277A priority patent/JPS5370106A/ja

1978-04-06 Publication of FI762827A publication Critical patent/FI762827A/fi

1980-03-31 Publication of FI57281B publication Critical patent/FI57281B/fi

1980-07-10 Application granted granted Critical

1980-07-10 Publication of FI57281C publication Critical patent/FI57281C/fi

Classifications

- 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
- D21F1/02—Head boxes of Fourdrinier machines
- 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

FI762827A 1976-10-05 1976-10-05 Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin FI57281C (fi)

Priority Applications (13)

Application Number	Priority Date	Filing Date	Title
FI762827A FI57281C (fi)	1976-10-05	1976-10-05	Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin
AT700677A AT361771B (de)	1976-10-05	1977-09-30	Daempfungseinrichtung fuer die druckschwankungen der stoffsuspensionsstroemung im stoffauflauf einer papiermaschine
GB40934/77A GB1559033A (en)	1976-10-05	1977-10-03	Means for damping pressure varaitions un pulp in paper-making machine head boxes
SE7711097A SE7711097L (sv)	1976-10-05	1977-10-04	System for att dempa tryckvariationer i massasuspensionsstrommen i en hydraulisk inloppslada i en pappersmaskin
CA288,049A CA1092404A (en)	1976-10-05	1977-10-04	Paper machine headbox having a damping system for pressure variations in a pulp suspension flow
NO773383A NO773383L (no)	1976-10-05	1977-10-04	System for dempning av trykkvariasjoner i en papirmaskin
DE19772744512 DE2744512A1 (de)	1976-10-05	1977-10-04	Daempfungssystem fuer druckvariationen der stoffsuspensionsstroemung im hydraulischen stoffauflaufkasten einer papiermaschine
FR7729977A FR2367142A1 (fr)	1976-10-05	1977-10-05	Systeme amortisseur des variations de pressions de l'ecoulement de suspension de pulpe dans la boite de tete hydraulique d'une machine a papier
SU772527553A SU694087A3 (ru)	1976-10-05	1977-10-05	Напорный щик бумагоделательной машины
BR7706646A BR7706646A (pt)	1976-10-05	1977-10-05	Sistema amortecedor para as variacoes de pressao no fluxo de suspensao do polpa na caixa de comando hidraulica de uma maquina de fazer papel
IT28283/77A IT1088956B (it)	1976-10-05	1977-10-05	Sistema smorzatore delle variazioni di pressione nella corrente di una pasta in sospensione nella cassa di testa idraulica di una macchina per carta
JP11913277A JPS5370106A (en)	1976-10-05	1977-10-05	Apparatus for attenuating pressure change of pulp suspension within head box in paper making machine
US05/839,503 US4166759A (en)	1976-10-05	1977-10-05	Apparatus for damping pulp stock pressure fluctuations in a headbox

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI762827		1976-10-05
FI762827A FI57281C (fi)	1976-10-05	1976-10-05	Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin

Publications (3)

Publication Number	Publication Date
FI762827A true FI762827A (fi)	1978-04-06
FI57281B FI57281B (fi)	1980-03-31
FI57281C FI57281C (fi)	1980-07-10

Family

ID=8510307

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI762827A FI57281C (fi)	1976-10-05	1976-10-05	Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin

Country Status (13)

Country	Link
US (1)	US4166759A (fi)
JP (1)	JPS5370106A (fi)
AT (1)	AT361771B (fi)
BR (1)	BR7706646A (fi)
CA (1)	CA1092404A (fi)
DE (1)	DE2744512A1 (fi)
FI (1)	FI57281C (fi)
FR (1)	FR2367142A1 (fi)
GB (1)	GB1559033A (fi)
IT (1)	IT1088956B (fi)
NO (1)	NO773383L (fi)
SE (1)	SE7711097L (fi)
SU (1)	SU694087A3 (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI771209A (fi) *	1977-04-15	1978-10-16	Valmet Oy	Inloppslaoda i pappersmaskin foersett med luftbehaollare foer utjaemning av tryckvariationer i massasuspensionstroemmen
FI61737C (fi) *	1980-12-17	1982-09-10	Valmet Oy	Reglerbar inloppslaoda foer pappersmaskin
FI61056C (fi) *	1981-01-26	1982-05-10	Ahlstroem Oy	Daempningssystem foer en inloppslaoda i en pappersmaskin
IT1190988B (it) *	1982-09-07	1988-02-24	Mondadori Editore Spa	Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta
FI84920C (fi) *	1988-05-27	1992-02-10	Valmet Ahlstroem Inc	Hydraulisk inloppslaoda i pappers- eller kartongmaskin.
DE4237308A1 (en) *	1992-11-05	1993-04-08	Voith Gmbh J M	Paper-making stock inlet - has a membrane in hollow zone to form another zone filled with dampening medium to suppress pulsation
DE19718034A1 (de) *	1997-04-29	1998-11-05	Voith Sulzer Papiermasch Gmbh	Stoffauflauf mit Dämpfungsverteiler
SE530972C2 (sv) *	2007-03-01	2008-11-04	Metso Paper Inc	Fördelningsenhet i en inloppslåda till en avvattningspress och dess användning
EP3757288B1 (en)	2019-06-28	2022-04-27	Wetend Technologies Oy	A method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine
EP4508266A2 (de)	2022-04-12	2025-02-19	Voith Patent GmbH	Dämpfungsvorrichtung und membrane für einen stoffauflauf einer maschine zur herstellung einer faserstoffbahn
DE102023108686A1 (de)	2023-04-05	2024-10-10	Voith Patent Gmbh	Dämpfungsvorrichtung und Membrane für einen Stoffauflauf einer Maschine zur Herstellung einer Faserstoffbahn

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2448118A (en) *	1945-05-18	1948-08-31	Gulf Oil Corp	Pulsation absorber
US2535732A (en) *	1946-02-13	1950-12-26	Beloit Iron Works	Sealed wet end for paper machines
US3130751A (en) *	1962-05-16	1964-04-28	Time Inc	Apparatus for damping pulses in a fluid
US3563852A (en) *	1967-08-11	1971-02-16	Black Clawson Co	Headbox for twin wire paper making apparatus
SE365009B (fi) *	1968-09-24	1974-03-11	Ahlstroem Oy
US3573160A (en) *	1969-01-29	1971-03-30	Kasimir Lopas	Tapered manifold stock distribution system for a papermaking machine with movable wall therein
US3802960A (en) *	1972-04-12	1974-04-09	Scott Paper Co	Method and apparatus for conditioning paper stock flowing to papermaking machine
US4030971A (en) *	1974-12-13	1977-06-21	Beloit Corporation	System compensating for pressure fluctuations in a paper machine headbox
FI50650C (fi) *	1975-02-25	1976-05-10	Valmet Oy	Paperikoneen hydraulinen perälaatikko.

1976
- 1976-10-05 FI FI762827A patent/FI57281C/fi not_active IP Right Cessation
1977
- 1977-09-30 AT AT700677A patent/AT361771B/de not_active IP Right Cessation
- 1977-10-03 GB GB40934/77A patent/GB1559033A/en not_active Expired
- 1977-10-04 NO NO773383A patent/NO773383L/no unknown
- 1977-10-04 DE DE19772744512 patent/DE2744512A1/de not_active Ceased
- 1977-10-04 SE SE7711097A patent/SE7711097L/ not_active Application Discontinuation
- 1977-10-04 CA CA288,049A patent/CA1092404A/en not_active Expired
- 1977-10-05 IT IT28283/77A patent/IT1088956B/it active
- 1977-10-05 BR BR7706646A patent/BR7706646A/pt unknown
- 1977-10-05 JP JP11913277A patent/JPS5370106A/ja active Pending
- 1977-10-05 SU SU772527553A patent/SU694087A3/ru active
- 1977-10-05 FR FR7729977A patent/FR2367142A1/fr not_active Withdrawn
- 1977-10-05 US US05/839,503 patent/US4166759A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPS5370106A (en)	1978-06-22
GB1559033A (en)	1980-01-09
SE7711097L (sv)	1978-04-06
CA1092404A (en)	1980-12-30
AT361771B (de)	1981-03-25
SU694087A3 (ru)	1979-10-25
IT1088956B (it)	1985-06-10
US4166759A (en)	1979-09-04
FI57281B (fi)	1980-03-31
FI57281C (fi)	1980-07-10
BR7706646A (pt)	1978-06-27
DE2744512A1 (de)	1978-04-06
NO773383L (no)	1978-04-06
ATA700677A (de)	1980-08-15
FR2367142A1 (fr)	1978-05-05

Publication	Publication Date	Title
RO84895A (ro)	1984-08-17	Racord
SE7713116L (sv)	1978-05-23	Tillslutning
BE858074Q (fr)	1977-12-16	Echarpe
FI53561C (fi)	1978-06-12	Belastningsvals i rullmaskin
DK505077A (da)	1978-05-17	Maritim maling
AT354616B (de)	1979-01-25	Zahnbuerste
FI763709A (fi)	1978-06-29	Foerfarande foer reglering av funktionen hos en baervalsrullmaskin
FI773024A (fi)	1978-04-19	Foerfarande foer aendring av den bildpunktmaessiga spridningen hos halvtonsbilder vid oevergaong fraon reproduktion till uppteckning
FI773065A (fi)	1978-04-23	Elektronkanoner foer anvaendning i katodstraolsroer
FI800348A (fi)	1980-10-20	Dubbelsaekrad spaerr hos saekerhetsbaelte
TR20315A (tr)	1981-01-22	Kuecueltuelebilen semsiye
FI762827A (fi)	1978-04-06	Daempningssystem foer tryckvariationerna i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin
FI772531A (fi)	1978-03-01	Patientbrits
FI790284A (fi)	1980-07-30	Vinghjul hos en centrifugalflaekt
FI773200A (fi)	1978-04-30	Rullvaexlingsanordning i banupprullningsmaskiner
BR7706948A (pt)	1979-05-22	Conjunto percussor
SE7713709L (sv)	1978-07-01	Anordni
FI782579A (fi)	1980-02-24	Vinghjul hos en centifugalflaekt
FI782232A (fi)	1979-01-13	Testanordning foer malningsgraden hos pappersmassa
FI54134C (fi)	1978-10-10	Ljudisolerings- eller bullerbekaempningsmassa i skivform
FI782578A (fi)	1980-02-24	Vinghjul hos en centrifugalflaekt saerskilt en hoegtrycksflaekt
PL201779A1 (pl)	1978-05-08	Wydrazony klocek
FI773626A (fi)	1978-11-07	Vaermeanordning foer vindrutetvaettvaetska hos fordon
BE861313A (fr)	1978-03-16	Agents antirhinovirus
DK408277A (da)	1978-03-16	Forbindelsesdel

Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: VALMET OY