Seal assembly for a rotary machine

RA Bidkar, SD Johnson, NEMC Gibson - US Patent 11,047,481, 2021 - Google Patents
A seal assembly of a rotary includes a radially oriented plate that axially opposes a front and
rear support plates of a stator interface. The seal assembly also includes a film-riding shoe …

Seal assembly for rotary machine

RA Bidkar, CE Wolfe, BH Ertas, AD Marquez… - US Patent …, 2019 - Google Patents
(57) ABSTRACT A seal assembly for a rotary machine is provided. The seal assembly
includes a plurality of seal segments disposed circumferentially intermediate to a stationary …

Secondary seal device (s) with alignment tab (s)

CJ Peters, DJ Hyland - US Patent 10,221,714, 2019 - Google Patents
(74) Attorney, Agent, or Firm—O'Shea Getz PC (57) ABSTRACT An assembly is provided for
rotational equipment with an axial centerline. This assembly includes a primary seal device …

Gas turbine engine and seal assembly therefore

RK Hayford, BN Budd - US Patent App. 14/671,098, 2015 - Google Patents
The present disclosure relates generally to a hydrostatic advanced low leakage seal having
a plurality of shoes, each Supported by at least one spring element. The mass and/or …

Non-contact seal with progressive radial stop (s)

C Chuong, R Wilson - US Patent 10,422,431, 2019 - Google Patents
An assembly for rotational equipment includes a plurality of seal shoes, a seal base, a
plurality of spring elements and a frangible element. The seal shoes are arranged around an …

Seal assembly for a rotary machine

RA Bidkar, B Ertas, C Wolfe, D Trivedi - US Patent App. 15/697,062, 2019 - Google Patents
(57) ABSTRACT A seal assembly for a rotary machine includes plural seal segments
disposed circumferentially intermediate to a sta tionary housing and a rotor. One or more of …

Bellows secondary seal for cantilevered hydrostatic advanced low leakage seal

JA Glahn, BF Hilbert - US Patent 11,519,285, 2022 - Google Patents
BACKGROUND In addition to one or more of the features described above, or as an
alternative, further embodiments may include that Exemplary embodiments pertain to the art …

Face seal assembly and an associated method thereof

RA Bidkar, AM Thatte, J Wang, X Zheng… - US Patent …, 2019 - Google Patents
A turbomachine and a method of operating the turbomachine are disclosed. The
turbomachine includes a stator, a rotor including a rotor bearing face, a face seal assembly …

Segmented face seal assembly and an associated method thereof

RA Bidkar, AM Thatte, J Wang, X Zheng… - US Patent …, 2020 - Google Patents
(57) ABSTRACT A turbomachine and a method of operating the turbomachine are
disclosed. The turbomachine includes a stator, a rotor including a rotor bearing face, and a …

Cantilevered hydrostatic advanced low leakage seal

BF Hilbert, DL Gysling, EA Grover - US Patent 10,995,861, 2021 - Google Patents
(57) ABSTRACT A hydrostatic seal configured to be disposed between rela tively rotatable
components is provided. The seal includes a seal housing. The seal also includes a shoe …