CA1161797A - Dispositif a elaguer les arbres - Google Patents

Dispositif a elaguer les arbres

Info

Publication number
CA1161797A
CA1161797A CA000373510A CA373510A CA1161797A CA 1161797 A CA1161797 A CA 1161797A CA 000373510 A CA000373510 A CA 000373510A CA 373510 A CA373510 A CA 373510A CA 1161797 A CA1161797 A CA 1161797A
Authority
CA
Canada
Prior art keywords
boom
pedestal
tree
imparting
turntable
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000373510A
Other languages
English (en)
Inventor
George A. Boyum
Robert A. Renner
Ralph Lovelace
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jarraff Industries Inc
Original Assignee
Jarraff Industries Inc
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 Jarraff Industries Inc filed Critical Jarraff Industries Inc
Application granted granted Critical
Publication of CA1161797A publication Critical patent/CA1161797A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Forklifts And Lifting Vehicles (AREA)
CA000373510A 1980-03-21 1981-03-20 Dispositif a elaguer les arbres Expired CA1161797A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13253580A 1980-03-21 1980-03-21
US132,535 1987-12-14

Publications (1)

Publication Number Publication Date
CA1161797A true CA1161797A (fr) 1984-02-07

Family

ID=22454483

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000373510A Expired CA1161797A (fr) 1980-03-21 1981-03-20 Dispositif a elaguer les arbres

Country Status (1)

Country Link
CA (1) CA1161797A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6722046B2 (en) 2001-09-04 2004-04-20 Ben L Evenson Portable forward cutting power saw
EP2853150A3 (fr) * 2013-09-30 2015-08-12 Jarraff Industries, Inc. Actionneur rotatif à circuit de fluide traversant
US9591811B2 (en) 2011-06-24 2017-03-14 Jarraff Industries, Inc. Mobile tree-trimming apparatus

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6722046B2 (en) 2001-09-04 2004-04-20 Ben L Evenson Portable forward cutting power saw
US9591811B2 (en) 2011-06-24 2017-03-14 Jarraff Industries, Inc. Mobile tree-trimming apparatus
US9591812B2 (en) 2011-06-24 2017-03-14 Jarraff Industries, Inc. Mobile tree-trimming apparatus
EP2853150A3 (fr) * 2013-09-30 2015-08-12 Jarraff Industries, Inc. Actionneur rotatif à circuit de fluide traversant
US9790967B2 (en) 2013-09-30 2017-10-17 Jarraff Industries, Inc. Rotary actuator with pass-through fluid circuit
US10378561B2 (en) 2013-09-30 2019-08-13 Jarraff Industries, Inc. Rotary actuator with pass-through fluid circuit
EP3808168A1 (fr) * 2013-09-30 2021-04-21 Jarraff Industries, Inc. Actionneur rotatif à circuit de fluide traversant

Similar Documents

Publication Publication Date Title
US4411070A (en) Tree-trimming apparatus
US5625967A (en) Device for controlling at least one attachment
US3087296A (en) Brush cutter
US4310198A (en) Hydraulic power supply vehicle for concrete cutting and boring tools
US3832835A (en) Seven gang hydraulic reel mower
US4987935A (en) BI-directional tree saw
US4958457A (en) Trench digging or root cutting device
US5655581A (en) Tractor-mounted stump grinder with laterally and longitudinally movable cutter wheel
US11058064B2 (en) Loader saw attachment device and methods of making and using the same
US6003570A (en) Stump grinder machine having turntable mounted engine arrangement
US7857017B2 (en) Land clearing apparatus
WO2008089384A2 (fr) Perceuse pour béton portable
US6435234B1 (en) Self contained stump grinder
CA1161797A (fr) Dispositif a elaguer les arbres
US4274796A (en) Machine comprising a rotatable boom assembly
FR2475516A1 (fr) Pupitre de commande pour engins portant une nacelle pour un ouvrier au bout d'une fleche telescopique
US6540305B2 (en) Electric floor covering removal apparatus
US5819626A (en) Portable sawmill
US2998082A (en) Power-driven cultivating tools
US4353275A (en) Sawing apparatus
US5685768A (en) Grinding machine with lifting mechanism
CA1177788A (fr) Entrainement de giration a frein de calage
JPH06501163A (ja) 芝刈り機
US4986374A (en) Apparatus for driving an upwardly directed shaft in rock
JP3960509B2 (ja) 走行式作業機

Legal Events

Date Code Title Description
MKEX Expiry