SPLIT ACCESSORY DRIVE SYSTEM
First Claim
Patent Images
1. A gas turbine engine comprising:
- a spool;
a first accessory gearbox connected to and driven by the spool;
a second accessory gearbox connected to and driven by the first accessory gearbox; and
a scavenge pump connected between the first accessory gearbox and the second accessory gearbox, wherein the first accessory gearbox drives the second accessory gearbox through the scavenge pump.
3 Assignments
0 Petitions
Accused Products
Abstract
A gas turbine engine includes a spool, a first accessory gearbox, a second accessory gearbox, and a scavenge pump. The first accessory gearbox is connected to and driven by the spool. The second accessory gearbox is connected to and driven by the first accessory gearbox. The scavenge pump is connected between the first accessory gearbox and the second accessory gearbox. The first accessory gearbox drives the second accessory gearbox through the scavenge pump.
-
Citations
20 Claims
-
1. A gas turbine engine comprising:
-
a spool; a first accessory gearbox connected to and driven by the spool; a second accessory gearbox connected to and driven by the first accessory gearbox; and a scavenge pump connected between the first accessory gearbox and the second accessory gearbox, wherein the first accessory gearbox drives the second accessory gearbox through the scavenge pump. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
-
-
13. A method for driving accessories on a gas turbine engine, the method comprising:
-
driving a scavenge pump via a first accessory gearbox; driving a second accessory gearbox via the scavenge pump; and driving a supply pump via the second accessory gearbox. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
-
Specification