Patent ID: 9249978
Filing Date: 2016-02-02
CPC Classification: F02C,F23D,F23R

Claim Text:
1. A retaining collar assembly for a gas turbine combustor comprising: a liner boss for the gas turbine combustor having a planar surface; a floating collar positioned along the planar surface and able to slide along the planar surface, the floating collar having a hole extending therethrough and an anti-rotation tab extending outward from the floating collar; and a collar cap secured to the liner boss for retaining the floating collar between the collar cap and the liner boss and permitting sliding movement of the floating collar on the planar surface, the collar cap having a flange extending from a body of the collar cap, the flange directly coupling the collar cap to the liner boss, the collar cap having a top edge located above a top edge of the floating collar thereby reducing any wear associated with vibrations of the floating collar from an oncoming stream of air.