FI72931C - Daempningsventil foer kopplingen i en traktors kraftoeverfoeringsaxel. - Google Patents

Daempningsventil foer kopplingen i en traktors kraftoeverfoeringsaxel. Download PDF

Info

Publication number: FI72931C
Authority: FI; Finland
Prior art keywords: valve; bore; piston; damping valve; opening
Prior art date: 1984-05-22

Application number

FI842051A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI842051A (fi

FI72931B (fi

FI842051A0 (fi

Inventor

Tapio Vainiomaeki

Pekka Kalevi Mailas

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.)

1984-05-22

Filing date

1984-05-22

Publication date

1987-08-10

1984-05-22 Application filed by Valmet Oy filed Critical Valmet Oy

1984-05-22 Publication of FI842051A0 publication Critical patent/FI842051A0/fi

1984-05-22 Priority to FI842051A priority Critical patent/FI72931C/fi

1985-05-14 Priority to SE8502395A priority patent/SE458298B/sv

1985-05-21 Priority to GB08512789A priority patent/GB2159228B/en

1985-05-21 Priority to NO852019A priority patent/NO159842C/no

1985-05-21 Priority to DK225885A priority patent/DK159383C/da

1985-05-21 Priority to BR8502401A priority patent/BR8502401A/pt

1985-05-22 Priority to FR858507685A priority patent/FR2564922B1/fr

1985-11-23 Publication of FI842051A publication Critical patent/FI842051A/fi

1987-04-30 Publication of FI72931B publication Critical patent/FI72931B/fi

1987-08-10 Application granted granted Critical

1987-08-10 Publication of FI72931C publication Critical patent/FI72931C/fi

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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
- F16D25/14—Fluid pressure control
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0209—Control by fluid pressure characterised by fluid valves having control pistons, e.g. spools
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0215—Control by fluid pressure for damping of pulsations within the fluid system
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/02—Control by fluid pressure
- F16D2048/0221—Valves for clutch control systems; Details thereof
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/22—Vibration damping

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
Safety Valves (AREA)
Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Mechanical Operated Clutches (AREA)

FI842051A 1984-05-22 1984-05-22 Daempningsventil foer kopplingen i en traktors kraftoeverfoeringsaxel. FI72931C (fi)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
FI842051A FI72931C (fi)	1984-05-22	1984-05-22	Daempningsventil foer kopplingen i en traktors kraftoeverfoeringsaxel.
SE8502395A SE458298B (sv)	1984-05-22	1985-05-14	Daempningsventil foer kopplingen till en kraftuttagsaxel paa en traktor
GB08512789A GB2159228B (en)	1984-05-22	1985-05-21	Attenuation valve for the clutch of the power take-off shaft of a tractor
NO852019A NO159842C (no)	1984-05-22	1985-05-21	Dempeventil for ko en tr aktor.
DK225885A DK159383C (da)	1984-05-22	1985-05-21	Daemperventil til koblingen til en kraftudtagsaksel paa en traktor
BR8502401A BR8502401A (pt)	1984-05-22	1985-05-21	Valvula de atenuacao para a embreagem do eixo de tomada de forca de um trator
FR858507685A FR2564922B1 (fr)	1984-05-22	1985-05-22	Soupape d'attenuation pour l'embrayage de l'arbre de prise de force d'un tracteur

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI842051A FI72931C (fi)	1984-05-22	1984-05-22	Daempningsventil foer kopplingen i en traktors kraftoeverfoeringsaxel.
FI842051		1984-05-22

Publications (4)

Publication Number	Publication Date
FI842051A0 FI842051A0 (fi)	1984-05-22
FI842051A FI842051A (fi)	1985-11-23
FI72931B FI72931B (fi)	1987-04-30
FI72931C true FI72931C (fi)	1987-08-10

Family

ID=8519118

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI842051A FI72931C (fi)	1984-05-22	1984-05-22	Daempningsventil foer kopplingen i en traktors kraftoeverfoeringsaxel.

Country Status (7)

Country	Link
BR (1)	BR8502401A (no)
DK (1)	DK159383C (no)
FI (1)	FI72931C (no)
FR (1)	FR2564922B1 (no)
GB (1)	GB2159228B (no)
NO (1)	NO159842C (no)
SE (1)	SE458298B (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2336641B (en) *	1998-04-25	2002-10-16	Agco Gmbh & Co	Hydraulic system for a power-take-off clutch
DE102014213453A1 (de) *	2013-07-24	2015-01-29	Schaeffler Technologies Gmbh & Co. Kg	Hydrauliksystem

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE543023A (no) *	1954-12-03	1900-01-01
DE1284184B (de) *	1964-09-11	1968-11-28	Hengstler Hydraulik	Steuergeraet fuer das wechselweise Beaufschlagen zweier hydraulisch zu betaetigenderReibungskupplungen
US3363649A (en) *	1965-12-27	1968-01-16	Allis Chalmers Mfg Co	Fluid pressure control valve
US4083382A (en) *	1976-06-03	1978-04-11	J. I. Case Company	Regulating valve with hydraulic detent
US4465168A (en) *	1981-11-25	1984-08-14	Kabushiki Kaisha Komatsu Seisakusho	Pressure control system for a transmission
ATE25871T1 (de) *	1982-06-23	1987-03-15	Deere & Co	Hydraulische reguliereinrichtung.

1984
- 1984-05-22 FI FI842051A patent/FI72931C/fi not_active IP Right Cessation
1985
- 1985-05-14 SE SE8502395A patent/SE458298B/sv not_active IP Right Cessation
- 1985-05-21 GB GB08512789A patent/GB2159228B/en not_active Expired
- 1985-05-21 BR BR8502401A patent/BR8502401A/pt not_active IP Right Cessation
- 1985-05-21 DK DK225885A patent/DK159383C/da active
- 1985-05-21 NO NO852019A patent/NO159842C/no unknown
- 1985-05-22 FR FR858507685A patent/FR2564922B1/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
NO159842B (no)	1988-11-07
FI842051A (fi)	1985-11-23
DK225885A (da)	1985-11-23
SE8502395L (sv)	1985-11-23
FR2564922A1 (fr)	1985-11-29
SE8502395D0 (sv)	1985-05-14
DK159383C (da)	1991-03-18
GB8512789D0 (en)	1985-06-26
DK159383B (da)	1990-10-08
FR2564922B1 (fr)	1990-09-14
FI72931B (fi)	1987-04-30
FI842051A0 (fi)	1984-05-22
DK225885D0 (da)	1985-05-21
BR8502401A (pt)	1986-01-21
NO852019L (no)	1985-11-25
SE458298B (sv)	1989-03-13
GB2159228B (en)	1988-09-01
NO159842C (no)	1989-02-15
GB2159228A (en)	1985-11-27

Legal Events

Date	Code	Title	Description
1994-05-05	PC	Transfer of assignment of patent	Owner name: VALMET TRAKTORI OY
2004-08-31	MA	Patent expired	Owner name: VALTRA OY AB

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US20010027719A1 (en)	2001-10-11	Cylinder means of single acting type with a return function and method of operating the same
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