US 12,071,328 B2
Spreader position control
Jyrki Kouhia, Julkujärvi (FI); Jyri Lukkala, Tampere (FI); Tomi Tuulkari, Hämeenkyrö (FI); and Mikko Asikainen, Kangasala (FI)
Assigned to KALMAR FINLAND OY, Tampere (FI)
Appl. No. 17/766,270
Filed by KALMAR FINLAND OY, Tampere (FI)
PCT Filed Oct. 2, 2020, PCT No. PCT/FI2020/050649
§ 371(c)(1), (2) Date Apr. 4, 2022,
PCT Pub. No. WO2021/064294, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 20195848 (FI), filed on Oct. 4, 2019.
Prior Publication US 2024/0051798 A1, Feb. 15, 2024
Int. Cl. B66C 13/46 (2006.01); B66C 13/48 (2006.01)
CPC B66C 13/46 (2013.01) [B66C 13/48 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An apparatus for providing position control information corresponding to a position of a spreader of a crane and a loading/unloading target position, the apparatus comprising:
one or more detectors for measuring distance; and
a transmitter for causing position control information to be transmitted to the crane;
wherein the apparatus is arranged to
measure, using the one or more detectors, both the distance to the loading/unloading target position and the distance to the position of the spreader for determining both the loading/unloading target position and the position of the spreader (400) in a fixed coordinate system; and
cause, using the transmitter, position control information corresponding to the position of the spreader and the loading/unloading target position to be transmitted to the crane;
wherein the one or more detectors are arranged to be positioned in terminal infrastructure.