FI70360C - Anordning vid ett i aenden av en kranarm upphaengt rotator- oc gripaggregat - Google Patents

Anordning vid ett i aenden av en kranarm upphaengt rotator- oc gripaggregat Download PDF

Info

Publication number
FI70360C
FI70360C FI833112A FI833112A FI70360C FI 70360 C FI70360 C FI 70360C FI 833112 A FI833112 A FI 833112A FI 833112 A FI833112 A FI 833112A FI 70360 C FI70360 C FI 70360C
Authority
FI
Finland
Prior art keywords
pressure
valve
gripping member
line
control
Prior art date
Application number
FI833112A
Other languages
English (en)
Finnish (fi)
Other versions
FI833112A0 (fi
FI70360B (fi
FI833112A (fi
Inventor
Lennart Jahr
Sven Wickstroem
Original Assignee
Oesa 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 Oesa Ab filed Critical Oesa Ab
Publication of FI833112A0 publication Critical patent/FI833112A0/fi
Publication of FI833112A publication Critical patent/FI833112A/fi
Publication of FI70360B publication Critical patent/FI70360B/fi
Application granted granted Critical
Publication of FI70360C publication Critical patent/FI70360C/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
    • B66C3/14—Grabs opened or closed by driving motors thereon
    • B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
    • 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
    • B27B17/0041—Saw benches or saw bucks
    • B27B17/0058—Saw benches or saw bucks with the saw being pivotally mounted
    • 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
    • B27B29/00—Gripping, clamping, or holding devices for the trunk or log in saw mills or sawing machines; Travelling trunk or log carriages

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Sawing (AREA)
  • Shovels (AREA)
  • Jib Cranes (AREA)
  • Working Measures On Existing Buildindgs (AREA)
FI833112A 1982-09-03 1983-09-01 Anordning vid ett i aenden av en kranarm upphaengt rotator- oc gripaggregat FI70360C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8205028 1982-09-03
SE8205028A SE451937B (sv) 1982-09-03 1982-09-03 Anordning vid ett i enden av en kranarm upphengt rotator- och gripaggregat

Publications (4)

Publication Number Publication Date
FI833112A0 FI833112A0 (fi) 1983-09-01
FI833112A FI833112A (fi) 1984-03-04
FI70360B FI70360B (fi) 1986-03-27
FI70360C true FI70360C (fi) 1986-09-19

Family

ID=20347714

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833112A FI70360C (fi) 1982-09-03 1983-09-01 Anordning vid ett i aenden av en kranarm upphaengt rotator- oc gripaggregat

Country Status (8)

Country Link
US (1) US4546805A (no)
AU (1) AU554177B2 (no)
CA (1) CA1212972A (no)
DE (1) DE3331590A1 (no)
FI (1) FI70360C (no)
FR (1) FR2532639B1 (no)
NO (1) NO157291C (no)
SE (1) SE451937B (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI91587C (fi) * 1989-12-18 1996-10-22 Plustech Oy Järjestelmä puunkorjuukoneen, erityisesti kouraharvesterin puristuselimien ohjaamiseksi
US5267594A (en) * 1992-08-13 1993-12-07 Blount, Inc. Grapple saw with positive pressure grapple arms

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3254686A (en) * 1963-01-17 1966-06-07 Timberland Ellicott Ltd Methods and apparatus for harvesting timber
US3340912A (en) * 1963-11-06 1967-09-12 Continental Can Co Timber harvesting and transporting method, system and apparatus
FR2158100B3 (no) * 1971-11-02 1974-06-21 Billings R O
US3910326A (en) * 1974-10-29 1975-10-07 Case Co J I Tree harvesting apparatus with accumulator mechanism
US4039010A (en) * 1975-11-03 1977-08-02 J. I. Case Company Hydraulic circuit for tree harvesting implement
SE7600951L (sv) * 1976-01-29 1977-06-06 Umea Mekaniska Ab Upphengningsanordning for fellaggregat
US4144918A (en) * 1977-09-06 1979-03-20 Hallstrom Charles A Tree harvester and transporter
US4175598A (en) * 1978-05-12 1979-11-27 J. I. Case Company Apparatus for felling and accumulating trees
SE443905B (sv) * 1980-04-02 1986-03-17 Ostbergs Fabriks Ab Anordning vid fell- och gripaggregat
US4368763A (en) * 1981-01-12 1983-01-18 Eaton George H Apparatus for controlled cutting down of trees

Also Published As

Publication number Publication date
CA1212972A (en) 1986-10-21
FI833112A0 (fi) 1983-09-01
AU554177B2 (en) 1986-08-07
DE3331590A1 (de) 1984-05-24
FI70360B (fi) 1986-03-27
NO157291C (no) 1988-02-24
FR2532639B1 (fr) 1986-05-09
AU1867483A (en) 1984-03-08
FR2532639A1 (fr) 1984-03-09
SE8205028D0 (sv) 1982-09-03
FI833112A (fi) 1984-03-04
SE451937B (sv) 1987-11-09
SE8205028L (sv) 1984-03-04
NO833134L (no) 1984-03-05
NO157291B (no) 1987-11-16
US4546805A (en) 1985-10-15

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: ÖSA AB