US 12,345,099 B2
Compliant component for supporting bend stiffeners
Claudio Violante Ferreira, Rio de Janeiro (BR); Bruno Pinho Dos Reis, Rio de Janeiro (BR); Rogério José Marczak, Porto Alegre (BR); Jorge Gomes De Melo Medeiros, Rio de Janeiro (BR); Leonel Echer, Porto Alegre (BR); Gilnei Reckziegel, Rio de Janeiro (BR); Jakson Manfredini Vassoler, Porto Alegre (BR); and Flávio Barroso De Mello, Rio de Janeiro (BR)
Assigned to PETRÓLEO BRASILEIRO S.A.—PETROBRAS, Rio de Janeiro (BR); and UNIVERSIDADE FEDERAL DO RIO GRANDE DO SUL—UFRGS, Porto Alegre (BR)
Filed by PETRÓLEO BRASILEIRO S.A.—PETROBRAS, Rio de Janeiro (BR); and UNIVERSIDADE FEDERAL DO RIO GRANDE DO SUL—UFRGS, Porto Alegre (BR)
Filed on May 26, 2023, as Appl. No. 18/324,774.
Claims priority of application No. 10 2022 010511 1 (BR), filed on May 30, 2022.
Prior Publication US 2024/0003197 A1, Jan. 4, 2024
Int. Cl. E21B 17/01 (2006.01)
CPC E21B 17/017 (2013.01) 4 Claims
OG exemplary drawing
 
1. A compliant component for supporting bend stiffeners, comprising:
an upper portion;
a lower portion;
an anterior element and a posterior element connecting the upper portion and the lower portion;
an anterior contact rod extending from the anterior element toward the posterior element;
a posterior contact rod which extends from the posterior element toward the anterior element;
a compliant member comprising a curved extension projecting from a top of the lower portion to a central region located between the anterior and posterior contact rods, the curved extension comprising:
a displacement restriction region positioned between the anterior and posterior contact rods;
an opening end positioned below a discontinuity of an anterior face; and
a locking end positioned above the anterior contact rod.