FI811927L - En pulsationsdaempare foer ett utvidgat laogfrekvensomraode - Google Patents

En pulsationsdaempare foer ett utvidgat laogfrekvensomraode

Info

Publication number: FI811927L
Authority: FI; Finland
Prior art keywords: utvidgat; pulsationsdaempare; laogfrekvensomraode; foer ett; ett
Prior art date: 1980-07-18

Application number

FI811927A

Other languages

English (en)

Other versions

FI81622B (fi

FI81622C (fi

Inventor

Roger Charles Brendemuehl

Original Assignee

Beloit Corp

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.)

1980-07-18

Filing date

1981-06-18

Publication date

1982-01-19

1981-06-18 Application filed by Beloit Corp filed Critical Beloit Corp

1982-01-19 Publication of FI811927L publication Critical patent/FI811927L/fi

1990-07-31 Publication of FI81622B publication Critical patent/FI81622B/fi

1990-11-12 Application granted granted Critical

1990-11-12 Publication of FI81622C publication Critical patent/FI81622C/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
- D21F1/60—Cylinder moulds
- 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
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/3115—Gas pressure storage over or displacement of liquid
- Y10T137/3118—Surge suppression

FI811927A 1980-07-18 1981-06-18 En pulsationsdaempare foer ett utvidgat laogfrekvensomraode. FI81622C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/169,937 US4308095A (en)	1980-07-18	1980-07-18	Extended low frequency range pulsation attenuator
US16993780		1980-07-18

Publications (3)

Publication Number	Publication Date
FI811927L true FI811927L (fi)	1982-01-19
FI81622B FI81622B (fi)	1990-07-31
FI81622C FI81622C (fi)	1990-11-12

Family

ID=22617828

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI811927A FI81622C (fi)	1980-07-18	1981-06-18	En pulsationsdaempare foer ett utvidgat laogfrekvensomraode.

Country Status (12)

Country	Link
US (1)	US4308095A (fi)
JP (1)	JPS5853117B2 (fi)
KR (1)	KR850000479B1 (fi)
BR (1)	BR8104528A (fi)
CA (1)	CA1156327A (fi)
DE (1)	DE3127932C2 (fi)
ES (1)	ES8204784A1 (fi)
FI (1)	FI81622C (fi)
GB (1)	GB2080974B (fi)
IT (1)	IT1138838B (fi)
MX (1)	MX150058A (fi)
PH (1)	PH16965A (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
JPS60164679U (ja) *	1984-04-09	1985-11-01	阪神エレクトリツク株式会社	内燃機関の点火装置
AT387045B (de) *	1985-06-29	1988-11-25	Voith Gmbh J M	Einrichtung zur daempfung von schwingungen in aufbereitungssystemen fuer stoffsuspensionen, insbesondere papierfaserstoffsuspensionen
US4750523A (en) *	1987-10-30	1988-06-14	Beloit Corporation	Active attenuator and method
DE3924807A1 (de) *	1989-07-27	1991-01-31	Truetzschler & Co	Vorrichtung zum oeffnen von faserballen aus baumwolle, chemiefasern u. dgl. mit einer abstuetzeinrichtung
DE4441217C2 (de) *	1993-12-17	1998-09-10	Voith Sulzer Papiermasch Gmbh	Verfahren zur Dämpfung von Druckstößen sowie Vorrichtung zur Durchführung des Verfahrens
US6200421B1 (en) *	1996-01-25	2001-03-13	Pom Technology Oy Ab	Apparatus and process for feeding stock to a papermachine
JP3377721B2 (ja) *	1997-06-30	2003-02-17	三菱重工業株式会社	製紙用原料圧力脈動吸収装置
AT411386B (de) *	2002-03-15	2003-12-29	Sauer Klaus	Verfahren und einrichtung zum dämpfen von druckstössen von in einer flüssigkeitsleitung strömenden flüssigkeiten
US9829139B2 (en)	2015-02-19	2017-11-28	Robert Bosch Gmbh	Method of dampening pressure pulsations in a working fluid within a conduit
CN108825922B (zh) *	2018-08-31	2024-03-01	青岛理工大学	一种数字溢流式充液管路有源消声装置及其消声方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2766840A (en) *	1951-04-21	1956-10-16	Webster Electric Co Inc	Vibration absorber
US3063470A (en) *	1959-02-25	1962-11-13	Westinghouse Air Brake Co	Pulsation dampener device
US3130751A (en) *	1962-05-16	1964-04-28	Time Inc	Apparatus for damping pulses in a fluid
US3473565A (en) *	1966-05-25	1969-10-21	Josam Mfg Co	Shock absorber for liquid flow lines
US4030971A (en) *	1974-12-13	1977-06-21	Beloit Corporation	System compensating for pressure fluctuations in a paper machine headbox
US4088154A (en) *	1976-06-07	1978-05-09	Mobil Oil Corporation	Automatically controlled desurging system
CH608873A5 (fi) *	1976-07-20	1979-01-31	Escher Wyss Gmbh
FI58955C (fi) *	1976-11-22	1981-05-11	Valmet Oy	I tillrinningsroerledning i en pappersmaskins hydrauliska inloppslaoda placerbar daempningsanordning foer tryck- och stroemningsstoerningar
FI57987C (fi) *	1977-07-01	1980-11-10	Valmet Oy	Daempningsanordning foer tryck- och viskositetsstoerningar i massasuspensionsstroemmen till inloppslaodan i en pappersmaskin
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

1980
- 1980-07-18 US US06/169,937 patent/US4308095A/en not_active Expired - Lifetime
1981
- 1981-06-17 CA CA000380027A patent/CA1156327A/en not_active Expired
- 1981-06-18 FI FI811927A patent/FI81622C/fi not_active IP Right Cessation
- 1981-07-02 PH PH25852A patent/PH16965A/en unknown
- 1981-07-08 GB GB8121011A patent/GB2080974B/en not_active Expired
- 1981-07-08 JP JP56105740A patent/JPS5853117B2/ja not_active Expired
- 1981-07-10 IT IT2285881A patent/IT1138838B/it active
- 1981-07-11 KR KR1019810002521A patent/KR850000479B1/ko active
- 1981-07-15 MX MX188317A patent/MX150058A/es unknown
- 1981-07-15 DE DE3127932A patent/DE3127932C2/de not_active Expired
- 1981-07-15 BR BR8104528A patent/BR8104528A/pt not_active IP Right Cessation
- 1981-07-17 ES ES504040A patent/ES8204784A1/es not_active Expired

Also Published As

Publication number	Publication date
IT8122858A0 (it)	1981-07-10
ES504040A0 (es)	1982-05-16
US4308095A (en)	1981-12-29
ES8204784A1 (es)	1982-05-16
MX150058A (es)	1984-03-06
KR850000479B1 (ko)	1985-04-08
GB2080974A (en)	1982-02-10
BR8104528A (pt)	1982-03-30
JPS5853117B2 (ja)	1983-11-26
KR830006531A (ko)	1983-09-28
FI81622B (fi)	1990-07-31
CA1156327A (en)	1983-11-01
FI81622C (fi)	1990-11-12
JPS5747994A (en)	1982-03-19
DE3127932A1 (de)	1982-04-01
IT1138838B (it)	1986-09-17
GB2080974B (en)	1984-06-13
DE3127932C2 (de)	1985-01-17
PH16965A (en)	1984-04-27

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Legal Events

Date	Code	Title	Description
1998-06-18	MM	Patent lapsed
1998-07-19	PC	Transfer of assignment of patent	Owner name: BELOIT TECHNOLOGIES, INC.
2004-08-31	MM	Patent lapsed	Owner name: BELOIT TECHNOLOGIES, INC.