US 12,453,300 B2
Agricultural tillage device
Pavel Syrovátka, Kleneč (CZ); Vojtěch Bednář, Prague (CZ); Jakub Zígler, Brandýs nad Labem-Stará Boleslav (CZ); and Vojtěch Wehrsinger, Zlonice (CZ)
Assigned to BEDNAR FMT, (CZ)
Appl. No. 17/916,336
Filed by BEDNAR FMT, Prague (CZ)
PCT Filed Apr. 1, 2021, PCT No. PCT/CZ2021/050041
§ 371(c)(1), (2) Date Sep. 30, 2022,
PCT Pub. No. WO2021/197520, PCT Pub. Date Oct. 7, 2021.
Claims priority of application No. CZ2020-183 (CZ), filed on Apr. 1, 2020.
Prior Publication US 2023/0172089 A1, Jun. 8, 2023
Int. Cl. A01B 49/02 (2006.01); A01B 49/06 (2006.01)
CPC A01B 49/027 (2013.01) [A01B 49/06 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An agricultural tillage device (1) comprising a support frame (2), a roller frame (3) attached to the support frame (2) by means of a hydraulic puller (31) and located behind the support frame (2) with respect to a direction (100) of travel, characterized in that cutting rotary discs (4) provided with cutting projections (41) are attached to the support frame (2) of the agricultural tillage device (1) using disc attachments (42), behind the cutting rotary discs (4) with respect to the direction (100) of travel, tines (5) are attached to the support frame (2), wherein each tine (5) is provided with two protective discs (6), wherein one protective disc (6) is located on a left side of the tine (5) and one protective disc (6) is located on a right side of the tine (5), behind the tines (5) with respect to the direction (100) of travel, at least one rotary hardening roller (7) is attached to the roller frame (3), and behind the at least one rotary hardening roller (7) with respect to the direction (100) of travel, ridgers (8) are attached to the roller frame (3).