FI65527C - Fordonsburen baerare foer skogsbruksredskap - Google Patents
Fordonsburen baerare foer skogsbruksredskap Download PDFInfo
- 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
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.
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)
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)
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. |
-
1978
- 1978-02-21 SE SE7801990A patent/SE424947B/sv not_active IP Right Cessation
-
1979
- 1979-02-20 FI FI790566A patent/FI65527C/fi not_active IP Right Cessation
- 1979-02-21 FR FR7904379A patent/FR2417244A1/fr active Granted
- 1979-02-21 CA CA322,024A patent/CA1109719A/en not_active Expired
- 1979-02-21 US US06/013,616 patent/US4393943A/en not_active Expired - Lifetime
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- |