US 11,719,014 B2
Coupling assembly
Jacobus Klaassen, Voorburg (NL); and Erwin de Jong, The Hague (NL)
Assigned to SIEMENS GAMESA RENEWABLE ENERGY A/S
Filed by Siemens Gamesa Renewable Energy A/S, Brande (DK)
Filed on Nov. 5, 2021, as Appl. No. 17/520,268.
Claims priority of application No. 20207170 (EP), filed on Nov. 12, 2020.
Prior Publication US 2022/0145657 A1, May 12, 2022
Int. Cl. E04H 12/08 (2006.01); F03D 13/20 (2016.01); E04H 12/34 (2006.01); H02K 7/18 (2006.01)
CPC E04H 12/085 (2013.01) [E04H 12/342 (2013.01); F03D 13/20 (2016.05); H02K 7/1838 (2013.01); F05B 2230/60 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A coupling assembly of a wind turbine comprising
a first coupling part and a second coupling part,
the first coupling part and the second coupling part being configured to be coupled with each other,
the first coupling part comprising a first surface with a first insertion hole being configured to be inserted by a fastener,
the second coupling part comprising a second surface with a second insertion hole being configured to be inserted by the fastener,
the first surface being configured to abut the second surface,
wherein the first and/or the second insertion hole is covered by a cover that is inserted completely in the first and/or the second insertion hole.