US 12,404,111 B2
Roller conveyor
Erwin Mans, Hückelhoven (DE); Jürgen Zinn, Hückelhoven (DE); Stephan Kronholz, Hückelhoven (DE); and Kai Lubomierski, Hückelhoven (DE)
Assigned to Interroll Holding AG, Sant' Antonino (CH)
Appl. No. 18/267,462
Filed by Interroll Holding AG, Sant' Antonino (CH)
PCT Filed Dec. 10, 2021, PCT No. PCT/EP2021/085262
§ 371(c)(1), (2) Date Jun. 15, 2023,
PCT Pub. No. WO2022/128806, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 102020133619.5 (DE), filed on Dec. 15, 2020.
Prior Publication US 2024/0043221 A1, Feb. 8, 2024
Int. Cl. B65G 39/12 (2006.01); F16B 35/04 (2006.01)
CPC B65G 39/12 (2013.01) [F16B 35/048 (2013.01)] 10 Claims
OG exemplary drawing
 
10. Roller conveyor (1) comprising
a plurality of conveyor rollers (3) supported on a supporting frame (4),
wherein at least one conveyor roller (3) is fixed to the supporting frame (4) by means of a fastening screw (2),
said fastening screw (2) comprising
a threaded shaft (21) having an external thread,
a screw head (23),
wherein a truncated circular cone section (22) is provided axially between the screw head (23) and the threaded shaft (21),
wherein the support frame (4) is clamped in sectionally between the screw head (23) and a fastening section (33) of the conveyor roller (3),
characterized in
that the supporting frame (4) has a polygonal bore (42), the truncated circular cone section (22) being arranged in the polygonal bore (42), and
wherein
the fastening section (33) has a threaded bore, which is designed to be complementary to the shreaded shaft (21).