FI65527C - Fordonsburen baerare foer skogsbruksredskap - Google Patents

Fordonsburen baerare foer skogsbruksredskap Download PDF

Info

Publication number
FI65527C
FI65527C FI790566A FI790566A FI65527C FI 65527 C FI65527 C FI 65527C FI 790566 A FI790566 A FI 790566A FI 790566 A FI790566 A FI 790566A FI 65527 C FI65527 C FI 65527C
Authority
FI
Finland
Prior art keywords
piston
support
vehicle
bar
cylinder device
Prior art date
Application number
FI790566A
Other languages
English (en)
Finnish (fi)
Other versions
FI790566A (fi
FI65527B (fi
Inventor
Albert Andersson
Original Assignee
Stiftelsen Ind Utveckling
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 Stiftelsen Ind Utveckling filed Critical Stiftelsen Ind Utveckling
Publication of FI790566A publication Critical patent/FI790566A/fi
Application granted granted Critical
Publication of FI65527B publication Critical patent/FI65527B/fi
Publication of FI65527C publication Critical patent/FI65527C/fi

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B61/00—Devices for, or parts of, agricultural machines or implements for preventing overstrain
    • A01B61/02—Devices for, or parts of, agricultural machines or implements for preventing overstrain of the coupling devices between tractor and machine
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G23/00—Forestry
    • A01G23/02—Transplanting, uprooting, felling or delimbing trees
    • A01G23/08—Felling trees
    • A01G23/093—Combinations of shearing, sawing or milling apparatus specially adapted for felling trees

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Ecology (AREA)
  • Soil Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Forests & Forestry (AREA)
  • Agricultural Machines (AREA)
  • Handcart (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Cleaning Of Streets, Tracks, Or Beaches (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Claims (10)

1. Fordonsburen bärare (4) för skogsbruksredskap (5) som exempelvis markberednings- och plant- och/eller frösättnings-redskap, innefattande en stäng, vilken vid sin ena ände är försedd med fästorgan för lösbar fastsättning av ett dylikt redskap och vilken utgöres av tvä teleskopiskt rörliga delar (9, 10), av vilka den ena (9) är förbunden med redskapet (5) och den andra (10) med fordonet (1), kanne tecknad av att den med fordonet förbundna delen (10) av stängen är i minst en punkt mellan sinä ändar svängbart anordnad pä fordonet och är förenad med stängens andra del (9) genom ett en stängens delar sammanhällande kraft utövande organ (27), som i beroende av ökat dragmotständ frän redskapet tilläter relativrörelse mellan stängens delar mot verkan av en i för-väg bestämd kraft.
2. Bärare enligt krav 1, kännetecknad av att det stängens delar (9, 10) inbördes förbindande organet utgöres av en hydraulisk, dubbelverkande kolv-cylinderanordning (27), vars hydrauliska krets innefattar en ackumulator (48).
3. Bärare enligt krav 2, kännetecknad av att mellan kolv-cylinderanordningens i den hydrauliska kretsen ingäende tili- och fränledningar (39, 40) är anordnad en avlastningsventil (49) inställd pä ett högre tryck än en i kretsen före en riktningsventil (37) för nämnda kolv-cylinderanordning anordnad avlastningsventil (38).
4. Bärare enligt krav 3, k*ännetecknad av att sistnämnda avlastningsventil (38) är inställd pä ett tryck motsvarande nämnda i förväg bestämda kraft.
5. Bärare enligt nägot av de föregäende kraven, kännetecknad av att den med fordonet (1) förbundna delen (10) av stängen är svängbar ätminstone kring en axel (17), som är vinkelrätt mot stängens längdriktning.
FI790566A 1978-02-21 1979-02-20 Fordonsburen baerare foer skogsbruksredskap FI65527C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7801990 1978-02-21
SE7801990A SE424947B (sv) 1978-02-21 1978-02-21 Fordonsburen berare for skogsbruksredskap

Publications (3)

Publication Number Publication Date
FI790566A FI790566A (fi) 1979-08-22
FI65527B FI65527B (fi) 1984-02-29
FI65527C true FI65527C (fi) 1984-06-11

Family

ID=20334060

Family Applications (1)

Application Number Title Priority Date Filing Date
FI790566A FI65527C (fi) 1978-02-21 1979-02-20 Fordonsburen baerare foer skogsbruksredskap

Country Status (5)

Country Link
US (1) US4393943A (sv)
CA (1) CA1109719A (sv)
FI (1) FI65527C (sv)
FR (1) FR2417244A1 (sv)
SE (1) SE424947B (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018264A1 (de) * 1980-05-13 1981-11-19 Anton 7941 Betzenweiler Reck Guellemixer mit zapfwellenantrieb
US5224728A (en) * 1992-03-23 1993-07-06 Carrol Ball Trailer hanger
US5806605A (en) 1996-10-29 1998-09-15 Hydroseed Manufacturing, Incorporated Implement for preparing seedbeds
DE19739719A1 (de) * 1997-09-10 1999-03-11 Claas Saulgau Gmbh Auffahrsicherung für gezogene landwirtschaftliche Arbeitsgeräte
US6739404B2 (en) * 2001-04-10 2004-05-25 Absolute Innovations, Inc. Wheel supported implement for working and grading soil
US7540331B1 (en) 2003-09-30 2009-06-02 Absolute Innovations, Inc. Soil working implement with retractable wheels
US20060070757A1 (en) * 2004-10-05 2006-04-06 Cnh America Llc Drawbar assembly for a work vehicle
US8944176B2 (en) 2006-06-01 2015-02-03 Absolute Innovations, Inc. Implement and method for preparing and maintaining dirt arena footing
US10039222B1 (en) 2015-04-09 2018-08-07 Abi Attachments, Inc. Tow-behind grading tool and operation thereof

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1855513A (en) * 1930-05-17 1932-04-26 Rollo C Bulkley Drawbar
US2311826A (en) * 1940-12-04 1943-02-23 Celest R Spriet Draft and power control appliance
GB568928A (en) * 1943-07-05 1945-04-26 Duncan Macneill A safety device for a hitched tractor and agricultural implement
GB687341A (en) * 1948-03-03 1953-02-11 Ferguson Ltd Harry Improvements in or relating to the differential gears of tractors
US2771306A (en) * 1952-04-28 1956-11-20 Charles S Ash Power-actuated laterally and vertically adjustable draft means
FR1234215A (fr) * 1959-05-12 1960-10-14 Perfectionnements aux attelages
US3195668A (en) * 1962-07-30 1965-07-20 Hansen Henry Draft appliance
DK115752A (sv) * 1966-09-06
US3472127A (en) * 1967-12-12 1969-10-14 Caterpillar Tractor Co Control circuit for bulldozers used in pushing
DE1964708A1 (de) * 1968-12-25 1970-12-17 Mitsubishi Heavy Ind Ltd Vorrichtung zum Synchronisieren der Relativgeschwindigkeit zwischen einer antreibenden Zugmaschine bzw. einem Schlepper und einem geschleppten oder geschobenen Fahrzeug
US3670822A (en) * 1970-07-02 1972-06-20 Clark Equipment Co Implement load transfer
DE2112113A1 (de) * 1971-03-13 1972-09-28 Fiala Kg Martin Vorrichtung zum Aufsatteln eines fahrbaren Ladegestelles
US3924689A (en) * 1971-07-04 1975-12-09 Technion Res & Dev Foundation Hydraulically controlled grader-leveler adapted for trailing by tractors
SU575236A1 (ru) * 1975-10-23 1977-10-05 Войсковая часть 63539 Раздвижное дышло автопоедза
US4102402A (en) * 1976-09-13 1978-07-25 Vibra-King, Inc. Subsoiler
NL7704892A (nl) * 1977-05-04 1978-11-07 Lely Nv C Van Der Landbouwwerktuig.

Also Published As

Publication number Publication date
SE424947B (sv) 1982-08-23
FR2417244A1 (fr) 1979-09-14
US4393943A (en) 1983-07-19
SE7801990L (sv) 1979-08-22
FI790566A (fi) 1979-08-22
CA1109719A (en) 1981-09-29
FR2417244B3 (sv) 1981-12-11
FI65527B (fi) 1984-02-29

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: STIFTELSEN INDUSTRIELLT UTVECKLINGS-