Translating fluid coupling device

1. An assembly for a gas turbine engine, comprising:

a pin configured with a pin fluid passage;

a seal support assembly mated with and slidable along the pin; and

a seal element mounted to the seal support assembly, the seal element configured with a seal element fluid passage that is fluidly coupled with the pin fluid passage through the seal support assembly;

wherein the seal element extends circumferentially around a centerline;

wherein an inlet portion of the seal element fluid passage extends axially along the centerline into the seal element; and

wherein an outlet portion of the seal element fluid passage extends radially, relative to the centerline, into the seal element.

2. The assembly of claim 1 , further comprising a seal land sealingly engaged with the seal element.

3. The assembly of claim 2 , further comprising a spring element engaged with the seal support assembly and configured to bias the seal element against the seal land.

4. The assembly of claim 1 , wherein the seal element is an annular carbon seal element.

5. The assembly of claim 1 , wherein

the seal support assembly comprises a seal carrier and a fluid coupling device;

the seal carrier is mated with and slidable along the pin, and the seal carrier is configured with a carrier fluid passage that is fluidly coupled with the seal element fluid passage; and

the fluid coupling device is mounted to and slidable along the pin, and the fluid coupling device is configured with a device fluid passage that fluidly couples the pin fluid passage with the carrier fluid passage.

6. The assembly of claim 5 , wherein the fluid coupling device is configured to move relative to the seal carrier.

7. The assembly of claim 5 , wherein

the fluid coupling device includes a sleeve and a tube;

the sleeve is mounted to and slidable along the pin; and

the tube projects out from the sleeve and into a receptacle of the seal carrier.

8. The assembly of claim 7 , wherein

the device fluid passage includes a device slot and a device aperture;

the device slot is formed in the sleeve and abuts the pin; and

the device aperture projects out from the device slot and extends through the sleeve and the tube.

9. The assembly of claim 8 , wherein

the pin fluid passage includes a pin bore and a pin aperture that projects out from the pin bore and extends through a sidewall of the pin; and

an outlet of the pin aperture interfaces with the device slot.

10. The assembly of claim 7 , further comprising a ring seal arranged between the tube and the seal carrier.

11. The assembly of claim 5 , wherein the carrier fluid passage includes an annular slot that interfaces with an inlet of the seal element fluid passage.

12. The assembly of claim 5 , wherein

the seal carrier includes a flange; and

the pin projects through a channel that extends radially into the flange.

13. The assembly of claim 1 , further comprising a static structure of the gas turbine engine, the pin mounted to the static structure.

14. An assembly for a gas turbine engine, comprising: a plurality of pins arranged in an array about a centerline of the gas turbine engine, at least one of the plurality of pins configured with a pin fluid passage; a seal support assembly mated with and slidable along each of the plurality of pins; and a sea element extending circumferentially around the centerline, the seal element mounted to the seal support assembly, and the seal element configured with a seal element fluid passage that is fluidly coupled with the pin fluid passage through the seal support assembly.

15. An assembly for a gas turbine engine, comprising:

a guide rail configured with a rail fluid passage;

a seal carrier mated with and axially slidable along the guide rail, the seal carrier configured with a carrier fluid passage;

a seal element mounted to the seal carrier, the seal element configured with a seal element fluid passage adapted to receive fluid from the carrier fluid passage; and

a fluid coupling device mounted to and axially slidable along the guide rail, the fluid coupling device configured with a device fluid passage adapted to direct the fluid from the rail fluid passage to the carrier fluid passage.

16. An assembly for a gas turbine engine, comprising:

a guide rail configured with a rail fluid passage;

a translating device mated with and axially translatable along the guide rail, the translating device configured with a translating device fluid passage; and

a fluid coupling device mounted to and axially slidable along the guide rail, the fluid coupling device configured with a coupling device fluid passage adapted to direct fluid from the rail fluid passage to the translating device fluid passage;

wherein the fluid coupling device is adapted to move radially relative to the translating device.

17. The assembly of claim 16 , wherein the guide rail is a guide pin.

18. The assembly of claim 16 , further comprising a seal element mounted to the translating device, the translating device configured as a seal carrier.

19. The assembly of claim 18 , wherein the seal element is configured with a seal element fluid passage adapted to receive the fluid from the translating device fluid passage.