US 12,331,782 B2
Plain bearing pad and plain bearing arrangement, and nacelle equipped with a plain bearing arrangement for a wind turbine
Patrick Laubichler, Gmunden (AT); and Johannes Hoelzl, Berg im Attergau (AT)
Assigned to Miba Gleitlager Austria GmbH, Laakirchen (AT)
Appl. No. 18/039,003
Filed by Miba Gleitlager Austria GmbH, Laakirchen (AT)
PCT Filed Nov. 29, 2021, PCT No. PCT/AT2021/060452
§ 371(c)(1), (2) Date May 26, 2023,
PCT Pub. No. WO2022/109649, PCT Pub. Date Jun. 2, 2022.
Claims priority of application No. A 51044/2020 (AT), filed on Nov. 30, 2020; application No. A 50259/2021 (AT), filed on Apr. 8, 2021; and application No. A 50432/2021 (AT), filed on May 28, 2021.
Prior Publication US 2024/0003339 A1, Jan. 4, 2024
Int. Cl. F16C 23/04 (2006.01); F03D 80/70 (2016.01); F16C 33/10 (2006.01); F16C 33/26 (2006.01)
CPC F16C 23/045 (2013.01) [F03D 80/709 (2023.08); F16C 33/1065 (2013.01); F16C 33/108 (2013.01); F16C 33/26 (2013.01); F16C 2360/31 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A slide bearing pad for a slide bearing arrangement, the slide bearing pad comprising:
a bearing surface,
a first circumferential face,
a lubricating oil transport groove configured on the first circumferential face in the region of the bearing surface,
wherein the lubricating oil transport groove has a first groove end, which is arranged at a first distance from a first front end of the slide bearing pad, and has a second groove end, which is arranged at a second distance from a second front end of the slide bearing pad,
wherein a first depression with respect to the bearing surface is configured between the first groove end and the first front end of the slide bearing pad, and
wherein a second depression with respect to the bearing surface is configured between the second groove end and the second front end of the slide bearing pad.
 
16. A slide bearing pad for a slide bearing arrangement, the slide bearing pad comprising:
a bearing surface,
a first circumferential face,
a lubricating oil transport groove configured on the first circumferential face in the region of the bearing surface,
wherein the lubricating oil transport groove has a first groove end, which is arranged at a first distance from a first front end of the slide bearing pad, and has a second groove end, which is arranged at a second distance from a second front end of the slide bearing pad,
wherein the lubricating oil transport groove has a first transition radius between a radial groove base and the first groove end, and
wherein the lubricating oil transport groove has a second transition radius between the radial groove base and the second groove end.
 
17. A slide bearing pad for a slide bearing arrangement, the slide bearing pad comprising:
a bearing surface,
a first circumferential face,
a lubricating oil transport groove configured on the first circumferential face in the region of the bearing surface, and
wherein the bearing surface of the slide bearing pad comprises a spherical cap section.