US 11,937,554 B2
Method and arrangement to control the operation of a wood-handling device in a work machine, and a forest machine
Jukka Tossavainen, Vieremä (FI); and Terho Tanskanen, Vieremä (FI)
Assigned to PONSSE OYJ, Vieremä (FI)
Appl. No. 16/476,365
Filed by PONSSE OYJ, Vieremä (FI)
PCT Filed Jan. 9, 2018, PCT No. PCT/FI2018/050013
§ 371(c)(1), (2) Date Jul. 8, 2019,
PCT Pub. No. WO2018/130747, PCT Pub. Date Jul. 19, 2018.
Claims priority of application No. 20175016 (FI), filed on Jan. 10, 2017.
Prior Publication US 2019/0373826 A1, Dec. 12, 2019
Int. Cl. A01G 23/00 (2006.01); A01G 23/083 (2006.01); B66C 1/58 (2006.01); B66C 1/68 (2006.01); B66C 13/08 (2006.01); B66C 13/18 (2006.01); E02F 3/43 (2006.01)
CPC A01G 23/006 (2013.01) [A01G 23/083 (2013.01); B66C 1/585 (2013.01); B66C 1/68 (2013.01); B66C 13/085 (2013.01); B66C 13/18 (2013.01); E02F 3/438 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A method for controlling an operation of a wood-handling device in a work machine, which wood-handling device is attached through a rotation device to an end of a set of booms of the work machine to create a desired orientation of the wood-handling device for the operation, the method comprising the steps of:
tying the orientation of the wood-handling device performed using the rotation device on the basis of the operation to be performed using the set of booms and the position of the end of the set of booms;
defining the position of the end of the set of booms while performing the operation; and
orienting the wood-handling device using the rotation device according to the tying step.