# US 2018/0129225 A1 · Monolithic attitude control motor frame and system

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- Number: US 2018/0129225 A1
- Document ID: US20180129225A1
- Status: Published application
- Kind: A1
- Application number: 15/564,942
- Filed: 2011-01-14
- Published: 2018-05-10
- Earliest claimed: 2010-01-15
- Assignees: Lockheed Martin Corporation
- Applicants: Lockheed Martin Corporation
- Inventors: Wayne K. SCHROEDER
- Web page: https://patentgrep.com/patent/US20180129225A1

## CPC

- G05D 1/08: Control of attitude, i.e. control of roll, pitch, or yaw
- B63G 8/16: by direct use of propellers or jets
- B63H 25/46: Steering or dynamic anchoring by jets {or by rudders carrying jets (steering or dynamic anchoring by deflecting or directing main propulsion jets B63H11/00)}
- B64C 15/00: Attitude, flight direction, or altitude control by jet reaction
- B64G 1/26: using jets
- F42B 10/661: {using several transversally acting rocket motors, each motor containing an individual propellant charge, e.g. solid charge}
- F42B 19/01: Steering control
- G05D 1/0858: {specially adapted for vertical take-off of aircraft}
- G05D 2109/23: {Vertical take-off and landing [VTOL] aircraft; Short take-off and landing [STOL, STOVL] aircraft}
- G05D: SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- B63G: OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS (means of attack or defence in general, e.g. turrets F41H)
- B63H: MARINE PROPULSION OR STEERING (propulsion of air-cushion vehicles B60V1/14; specially adapted for submarines, other than nuclear propulsion, B63G; specially adapted for torpedoes F42B19/00)
- B64C: AEROPLANES; HELICOPTERS
- B64G: COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- F42B: EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION (explosive compositions C06B; fuzes F42C; blasting F42D)

## Abstract

A monolithic attitude control motor frame includes a monolithic structure including an outer surface of revolution and a plurality of side walls defining a plurality of cavities extending radially from the outer surface of revolution. Adjacent cavities of the plurality of cavities share a side wall or side wall portion therebetween. Each of the cavities is configured to receive an attitude control motor. A monolithic attitude control motor system includes a monolithic frame including an outer surface of revolution and a plurality of side walls defining a plurality of cavities extending radially from the outer surface of revolution. The system further includes a plurality of attitude control motors corresponding to the plurality of cavities, such that an attitude control motor of the plurality of attitude control motors is disposed in each cavity of the plurality of cavities.

## Claims

### Claim 1

A monolithic attitude control motor frame, comprising:
a monolithic structure comprising an outer surface of revolution and a plurality of side walls defining a plurality of cavities extending radially from the outer surface of revolution such that adjacent cavities of the plurality of cavities share a side wall or side wall portion therebetween, each of the cavities being configured to receive an attitude control motor.

### Claim 2 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein the plurality of side walls defines a first plurality of cavities exhibiting a first size and a second plurality of cavities exhibiting a second size different from the first size.

### Claim 3 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein the plurality of side walls defines a first plurality of cavities exhibiting a first shape at the outer surface of revolution and a second plurality of cavities exhibiting a second shape at the outer surface of revolution different from the first shape.

### Claim 4 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein at least some of the plurality of cavities exhibit a hexagonal shape at the outer surface of revolution.

### Claim 5 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein at least some of the plurality of cavities exhibit an octagonal shape at the outer surface of revolution.

### Claim 6 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein at least some of the plurality of cavities exhibit a rectangular shape at the outer surface of revolution.

### Claim 7 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein at least some of the plurality of cavities tapers from the outer surface of revolution toward a centerline of the monolithic structure.

### Claim 8 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein the plurality of cavities is configured in a pattern at the outer surface of revolution of nested octagons and rectangles.

### Claim 9 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein the plurality of cavities is configured in a pattern at the outer surface of revolution of nested hexagons.

### Claim 10 (depends on 1)

The monolithic attitude control motor frame of claim 1, wherein the monolithic structure defines an inner surface defining a central passageway.

### Claim 11

A monolithic attitude control motor system, comprising:
a monolithic frame comprising an outer surface of revolution and a plurality of side walls defining a plurality of cavities extending radially from the outer surface of revolution; and
a plurality of attitude control motors corresponding to the plurality of cavities, such that an attitude control motor of the plurality of attitude control motors is disposed in each cavity of the plurality of cavities;
wherein adjacent attitude control motors share a side wall or a portion of a side wall therebetween; and
wherein pressurization loads generated by operation of one of the plurality of attitude control motors are transmitted to the monolithic frame.

### Claim 12 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein the plurality of side walls defines a first plurality of cavities exhibiting a first size and a second plurality of cavities exhibiting a second size different from the first size.

### Claim 13 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein the plurality of side walls defines a first plurality of cavities exhibiting a first shape at the outer surface of revolution and a second plurality of cavities exhibiting a second shape at the outer surface of revolution different from the first shape.

### Claim 14 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein at least some of the plurality of cavities exhibit a hexagonal shape at the outer surface of revolution.

### Claim 15 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein at least some of the plurality of cavities exhibit an octagonal shape at the outer surface of revolution.

### Claim 16 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein at least some of the plurality of cavities exhibit a rectangular shape at the outer surface of revolution.

### Claim 17 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein at least some of the plurality of cavities tapers from the outer surface of revolution toward a centerline of the monolithic attitude control motor frame.

### Claim 18 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein the plurality of cavities is configured in a pattern at the outer surface of revolution of nested octagons and rectangles.

### Claim 19 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein the plurality of cavities is configured in a pattern at the outer surface of revolution of nested hexagons.

### Claim 20 (depends on 11)

The monolithic attitude control motor system of claim 11, wherein the monolithic structure defines an inner surface defining a central passageway.

### Claim 21

A vehicle, comprising:
a body; and
a monolithic attitude control system operably associated with the body, the monolithic attitude control system comprising:
a monolithic frame comprising an outer surface of revolution and a plurality of side walls defining a plurality of cavities extending radially from the outer surface of revolution; and
a plurality of attitude control motors corresponding to the plurality of cavities, such that an attitude control motor of the plurality of attitude control motors is disposed in each cavity of the plurality of cavities;
wherein adjacent attitude control motors share a side wall or a portion of a side wall therebetween; and
wherein pressurization loads generated by operation of one of the plurality of attitude control motors are transmitted to the monolithic frame.

### Claim 22 (depends on 21)

The vehicle of claim 21, wherein the plurality of side walls defines a first plurality of cavities exhibiting a first size and a second plurality of cavities exhibiting a second size different from the first size.

### Claim 23 (depends on 21)

The vehicle of claim 21, wherein the plurality of side walls defines a first plurality of cavities exhibiting a first shape at the outer surface of revolution and a second plurality of cavities exhibiting a second shape at the outer surface of revolution different from the first shape.

### Claim 24 (depends on 21)

The vehicle of claim 21, wherein at least some of the plurality of cavities exhibit a hexagonal shape at the outer surface of revolution.

### Claim 25 (depends on 21)

The vehicle of claim 21, wherein at least some of the plurality of cavities exhibit an octagonal shape at the outer surface of revolution.

### Claim 26 (depends on 21)

The vehicle of claim 21, wherein at least some of the plurality of cavities exhibit a rectangular shape at the outer surface of revolution.

### Claim 27 (depends on 21)

The vehicle of claim 21, wherein at least some of the plurality of cavities tapers from the outer surface of revolution toward a centerline of the monolithic attitude control motor frame.

### Claim 28 (depends on 21)

The vehicle of claim 21, wherein the plurality of cavities is configured in a pattern at the outer surface of revolution of nested octagons and rectangles.

### Claim 29 (depends on 21)

The vehicle of claim 21, wherein the plurality of cavities is configured in a pattern at the outer surface of revolution of nested hexagons.

### Claim 30 (depends on 21)

The vehicle of claim 21, wherein the monolithic structure defines an inner surface defining a central passageway.

### Claim 31 (depends on 21)

The vehicle of claim 21, wherein the vehicle is an air-traveling vehicle.

### Claim 32 (depends on 21)

The vehicle of claim 21, wherein the vehicle is a water-traveling vehicle.

### Claim 33 (depends on 21)

The vehicle of claim 21, wherein the vehicle is an exoatmospheric vehicle.
