FI19991664A - Venttiilikomponentti teräketjun kireyden säätämistä varten - Google Patents

Venttiilikomponentti teräketjun kireyden säätämistä varten

Info

Publication number
FI19991664A
FI19991664A FI991664A FI19991664A FI19991664A FI 19991664 A FI19991664 A FI 19991664A FI 991664 A FI991664 A FI 991664A FI 19991664 A FI19991664 A FI 19991664A FI 19991664 A FI19991664 A FI 19991664A
Authority
FI
Finland
Prior art keywords
tensioning
valve component
saw chain
saw
chain
Prior art date
Application number
FI991664A
Other languages
English (en)
Swedish (sv)
Other versions
FI122020B (fi
Inventor
Tomas Lindehall
Original Assignee
Partek Forest Ab
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 Partek Forest Ab filed Critical Partek Forest Ab
Publication of FI19991664A publication Critical patent/FI19991664A/fi
Application granted granted Critical
Publication of FI122020B publication Critical patent/FI122020B/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • B27B17/14—Arrangements for stretching the chain saw
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/428—Flow control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/46—Control of flow in the return line, i.e. meter-out control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/47—Flow control in one direction only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/72—Output members, e.g. hydraulic motors or cylinders or control therefor having locking means
    • 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
    • Y10T83/00—Cutting
    • Y10T83/707—By endless band or chain knife
    • Y10T83/7226—With means to guard the tension
    • Y10T83/7239—With means to vary distance between pulley or sprocket axes
    • Y10T83/7251—Including means to yieldably bias pulley
    • Y10T83/7258—By fluid means
FI991664A 1997-02-06 1999-08-02 Venttiilikomponentti teräketjun kireyden säätämistä varten FI122020B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9700413 1997-02-06
SE9700413A SE512961C2 (sv) 1997-02-06 1997-02-06 Ventilorgan för spänning av sågkedja
PCT/SE1998/000195 WO1998034768A1 (en) 1997-02-06 1998-02-03 Valve arrangement
SE9800195 1998-02-03

Publications (2)

Publication Number Publication Date
FI19991664A true FI19991664A (fi) 1999-08-02
FI122020B FI122020B (fi) 2011-07-29

Family

ID=20405695

Family Applications (1)

Application Number Title Priority Date Filing Date
FI991664A FI122020B (fi) 1997-02-06 1999-08-02 Venttiilikomponentti teräketjun kireyden säätämistä varten

Country Status (8)

Country Link
US (1) US6311599B1 (fi)
AU (1) AU730397B2 (fi)
BR (1) BR9807664A (fi)
CA (1) CA2278733A1 (fi)
FI (1) FI122020B (fi)
NO (1) NO311790B1 (fi)
SE (1) SE512961C2 (fi)
WO (1) WO1998034768A1 (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512962C2 (sv) * 1998-02-20 2000-06-12 Sisu Logging Ab Hydrauliskt sågkedjestäckande organ
US6405629B1 (en) * 1999-01-28 2002-06-18 Heckler & Koch Gmbh Ammunition magazine for beltless fed ammunition
FI115706B (fi) 1999-05-27 2005-06-30 Ponsse Oyj Ketjusaha
US7185437B2 (en) * 2002-11-15 2007-03-06 Carlton Company Chainsaw bar tensioning apparatus
US7287330B1 (en) * 2004-09-29 2007-10-30 G&R Equipment, Llc Chain saw automatic tensioner
AT508397B1 (de) * 2009-06-25 2011-04-15 Prinz Gmbh & Co Kg Kettensäge
CN101690985B (zh) * 2009-09-27 2011-09-14 华中科技大学 一种水压链锯
US9381666B1 (en) * 2013-04-23 2016-07-05 Andrew M. Moody Automatic chainsaw tensioning device
NZ615444A (en) * 2013-09-12 2014-12-24 Waratah Nz Ltd Saw apparatus with chain stretch detection
FI129870B (fi) * 2020-04-01 2022-10-14 Kesla Oyj Ketjusaha

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2316997A (en) * 1940-08-29 1943-04-20 Reed Prentice Corp Tensioning means for chain saws
US3279508A (en) * 1965-11-26 1966-10-18 Mcculloch Corp Chain saw bar
US4382334A (en) * 1981-07-01 1983-05-10 Omark Industries, Inc. Chain saw device
US5395705A (en) 1990-08-31 1995-03-07 The Dow Chemical Company Electrochemical cell having an electrode containing a carbon fiber paper coated with catalytic metal particles
SE467488B (sv) * 1990-12-10 1992-07-27 Sandvik Ab Faeste foer saagsvaerd
SE502386C2 (sv) * 1991-03-13 1995-10-09 Hultdin Invest Ab Anordning vid sågdon
SE467454B (sv) 1991-07-10 1992-07-20 Sandvik Ab Skyddsanordning vid saagsvaerd
US5174029A (en) * 1991-12-11 1992-12-29 Jt Investments Chain saw tensioning mechanism
US6032373A (en) * 1996-09-05 2000-03-07 Peterson; Robin A. Methods and apparatus for adjusting chain saw tension

Also Published As

Publication number Publication date
NO993705L (no) 1999-07-29
SE9700413L (sv) 1998-08-07
BR9807664A (pt) 2000-02-15
AU730397B2 (en) 2001-03-08
SE9700413D0 (sv) 1997-02-06
AU6010398A (en) 1998-08-26
WO1998034768A8 (en) 1999-09-10
NO311790B1 (no) 2002-01-28
CA2278733A1 (en) 1998-08-13
WO1998034768A1 (en) 1998-08-13
US6311599B1 (en) 2001-11-06
FI122020B (fi) 2011-07-29
NO993705D0 (no) 1999-07-29
SE512961C2 (sv) 2000-06-12

Similar Documents

Publication Publication Date Title
DE69609303D1 (de) Kettenspanner
DE59902228D1 (de) Spanneinrichtung für ein zugmittel
DE59505835D1 (de) Kettenspann-/Riemenspannvorrichtung
GB2327734B (en) Chain tensioner lever
GB0025246D0 (en) A tensioner for a chain or belt
DE69921728D1 (de) Sägekettenschwert mit Sägekettenspannvorrichtung
DE69938022D1 (de) Kettenwirkstoff für Bezug für aufblasbaren Sicherheitsgurt
FI19991664A (fi) Venttiilikomponentti teräketjun kireyden säätämistä varten
DE60038847D1 (de) Kettensäge mit Sägekettenspannvorrichtung
DE19880560D2 (de) Kettenspanner
NO993751D0 (no) Tekstilytende beskyttelse mot kjedesager
NO984238L (no) Bµrer for en stigeledning som f°lger en kjedelinje
DE29803263U1 (de) Hydraulische Spanneinrichtung für Gurtbandförderer
DE59706999D1 (de) Mechanischer Kettenspanner
DE59907640D1 (de) Motorsäge
AU121374S (en) Carrying case for a chain saw
DE9420206U1 (de) Kettenspannvorrichtung
GB9828304D0 (en) A chain or belt tensioner
GB0030488D0 (en) A tensioner for a chain or belt
DE69702737D1 (de) Spannen eines Treibriemens
IT1290326B1 (it) Trasportatore a catene
DE29623258U1 (de) Kettentrieb für Fahrräder
FR2750680B1 (fr) Transporteur a chaines a maillons estampes
FR2818623B1 (fr) Perfectionnements apportes aux transporteurs a chaines
DE59301676D1 (de) Sägekette für Motorkettensägen

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 122020

Country of ref document: FI

MA Patent expired