U.S. Patent Specifications

In a gas turbine power plant including a substantially cylindrical casing structure having an annular air flow passage, and a compressor rotor axially mounted therein for drawing air into said passage, an air inlet casing section comprising an outer generally frusto‐conical wall portion complementary to and mounted on said casing structure and an inner fairing portion disposed in spaced relation interiorly of said outer wall portion, said casing section having an eccentric air inlet passage diverging rearwardly into a concentric annular passage communicating with the first‐named passage, an arcuate gear box carried on the relatively inswept wall portion of said casing section adjacent said eccentric passage and within the lateral extent of said power plant, a plurality of accessory devices for said power plant mounted on said gear box, and driving means therefor including a shaft operatively connecting said accessory devices.