BR8502401A - Valvula de atenuacao para a embreagem do eixo de tomada de forca de um trator - Google Patents

Valvula de atenuacao para a embreagem do eixo de tomada de forca de um trator

Info

Publication number
BR8502401A
BR8502401A BR8502401A BR8502401A BR8502401A BR 8502401 A BR8502401 A BR 8502401A BR 8502401 A BR8502401 A BR 8502401A BR 8502401 A BR8502401 A BR 8502401A BR 8502401 A BR8502401 A BR 8502401A
Authority
BR
Brazil
Prior art keywords
clutch
power taking
tractor power
taking shaft
attenuation valve
Prior art date
Application number
BR8502401A
Other languages
English (en)
Inventor
Tapio Vainiomaki
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.)
Filing date
Publication date
Application filed by Valmet Oy filed Critical Valmet Oy
Publication of BR8502401A publication Critical patent/BR8502401A/pt

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)
BR8502401A 1984-05-22 1985-05-21 Valvula de atenuacao para a embreagem do eixo de tomada de forca de um trator BR8502401A (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR8502401A true BR8502401A (pt) 1986-01-21

Family

ID=8519118

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8502401A BR8502401A (pt) 1984-05-22 1985-05-21 Valvula de atenuacao para a embreagem do eixo de tomada de forca de um trator

Country Status (7)

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

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
DE112014003435B4 (de) * 2013-07-24 2020-06-18 Schaeffler Technologies AG & Co. KG Hydrauliksystem mit einem Druckbegrenzungsventil

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE543023A (pt) * 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.

Also Published As

Publication number Publication date
FI72931B (fi) 1987-04-30
FI842051A0 (fi) 1984-05-22
SE8502395D0 (sv) 1985-05-14
DK225885D0 (da) 1985-05-21
FR2564922A1 (fr) 1985-11-29
NO852019L (no) 1985-11-25
SE458298B (sv) 1989-03-13
DK159383C (da) 1991-03-18
FI72931C (fi) 1987-08-10
SE8502395L (sv) 1985-11-23
GB8512789D0 (en) 1985-06-26
DK225885A (da) 1985-11-23
DK159383B (da) 1990-10-08
FR2564922B1 (fr) 1990-09-14
NO159842B (no) 1988-11-07
GB2159228A (en) 1985-11-27
GB2159228B (en) 1988-09-01
NO159842C (no) 1989-02-15
FI842051A (fi) 1985-11-23

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Legal Events

Date Code Title Description
PC Transfer

Free format text: VALMET TRAKTORI OY (FI). TRANSFERIDO DE: VALMET OY

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 21/05/2000