NO773383L - System for dempning av trykkvariasjoner i en papirmaskin - Google Patents

System for dempning av trykkvariasjoner i en papirmaskin

Info

Publication number: NO773383L
Authority: NO; Norway
Prior art keywords: lid; inlet box; damping system; inlet; equalization chamber
Prior art date: 1976-10-05

Application number

NO773383A

Other languages

English (en)

Norwegian (no)

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

1977-10-04

Publication date

1978-04-06

1977-10-04 Application filed by Valmet Oy filed Critical Valmet Oy

1978-04-06 Publication of NO773383L publication Critical patent/NO773383L/no

Links

238000013016 damping Methods 0.000 title claims description 31
239000000725 suspension Substances 0.000 claims description 14
239000012528 membrane Substances 0.000 claims description 10
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
229910052742 iron Inorganic materials 0.000 claims description 2
239000013013 elastic material Substances 0.000 claims 1
238000010276 construction Methods 0.000 description 5
239000007788 liquid Substances 0.000 description 5
230000001105 regulatory effect Effects 0.000 description 5
210000000056 organ Anatomy 0.000 description 3
210000000481 breast Anatomy 0.000 description 1
230000007547 defect Effects 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
239000007921 spray Substances 0.000 description 1

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

Landscapes

Paper (AREA)
Motor Or Generator Frames (AREA)

NO773383A 1976-10-05 1977-10-04 System for dempning av trykkvariasjoner i en papirmaskin NO773383L (no)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
NO773383L true NO773383L (no)	1978-04-06

Family

ID=8510307

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO773383A NO773383L (no)	1976-10-05	1977-10-04	System for dempning av trykkvariasjoner i en papirmaskin

Country Status (13)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI771209A7 (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 (de)	2019-06-28	2022-04-27	Wetend Technologies Oy	Verfahren und anordnung zum hinzufügen einer chemikalie zu einem ansatzströmungssystem einer faservliesmaschine
CN118946696A (zh)	2022-04-12	2024-11-12	福伊特专利有限公司	用于制造纤维材料幅的机器的流浆箱的阻尼设备和膜片
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 (de) *	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 CA CA288,049A patent/CA1092404A/en not_active Expired
- 1977-10-04 SE SE7711097A patent/SE7711097L/ not_active Application Discontinuation
- 1977-10-05 SU SU772527553A patent/SU694087A3/ru active
- 1977-10-05 US US05/839,503 patent/US4166759A/en not_active Expired - Lifetime
- 1977-10-05 FR FR7729977A patent/FR2367142A1/fr not_active Withdrawn
- 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

Also Published As

Publication number	Publication date
JPS5370106A (en)	1978-06-22
AT361771B (de)	1981-03-25
FR2367142A1 (fr)	1978-05-05
CA1092404A (en)	1980-12-30
DE2744512A1 (de)	1978-04-06
FI57281B (fi)	1980-03-31
FI57281C (fi)	1980-07-10
BR7706646A (pt)	1978-06-27
SU694087A3 (ru)	1979-10-25
GB1559033A (en)	1980-01-09
US4166759A (en)	1979-09-04
ATA700677A (de)	1980-08-15
FI762827A7 (fi)	1978-04-06
SE7711097L (sv)	1978-04-06
IT1088956B (it)	1985-06-10

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