# US 2013/0154329 A1 · Removable back shell for an aircraft seat

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- Number: US 2013/0154329 A1
- Document ID: US20130154329A1
- Status: Published application
- Kind: A1
- Application number: 13/758,633
- Filed: 2013-02-04
- Published: 2013-06-20
- Earliest claimed: 2009-10-09
- Assignees: PAC Seating Systems, Inc.
- Inventors: Hector Noel Marini
- Web page: https://patentgrep.com/patent/US20130154329A1

## CPC

- B64D 11/0647: {Seats characterised by special upholstery or cushioning features}
- B60N 2/24: for particular purposes or particular vehicles
- B60N 2/68: Seat frames
- B60N 2/7011: {of substantially two-dimensional shape, e.g. hammock-like, plastic shells, fabrics}
- B64D 11/06: {Arrangements of seats, or adaptations or details specially adapted for aircraft seats (crew seat constructions for emergency purposes B64D25/04)}
- B64D 11/064: {Adjustable inclination or position of seats}
- B64D 11/0649: {Seats characterised by special features for reducing weight}
- Y02T 50/40: Weight reduction
- B64D: EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B60N: SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION

## Abstract

An aircraft seat that includes a seat bottom frame having a back, a seat back frame pivotally connected to the back of the seat bottom frame, and a seat back shell. The seat back shell has at least a front panel, a back panel opposite the front panel, and at least two side panels disposed between the front and back panels which connects the front panel to the back panel. The combination of the front, back, and side panels form a gap to receive the entire seat back frame.

## Claims

### Claim 1

An aircraft seat comprising:
a seat bottom frame having a back;
a seat back frame pivotally connected to the back of the seat bottom frame; and
a seat back shell comprising:
a front panel;
a back panel opposing the front panel;
at least two side panels disposed between the front and back panels, connecting the front panel to the back panel;
wherein the front, back, and side panels form a gap to receive the entire seat back frame.

### Claim 2 (depends on 1)

The aircraft seat of claim 1, wherein the seat back shell consists of the front panel, the back panel, and two side panels.

### Claim 3 (depends on 1)

The aircraft seat of claim 1, wherein a single gap is formed to receive the entire seat back.

### Claim 4 (depends on 1)

The aircraft seat of claim 1, wherein the seat back shell only encloses the seat back frame.

### Claim 5 (depends on 1)

The aircraft seat of claim 1, wherein the seat back frame comprises a flange to engage a top of the seat back shell to retain the seat back shell on the seat back frame.

### Claim 6 (depends on 1)

The aircraft seat of claim 1, wherein a size of the front panel is different from the back panel.

### Claim 7 (depends on 1)

The aircraft seat of claim 1, wherein a size of the front panel is the same as the back panel.

### Claim 8 (depends on 1)

The aircraft seat of claim 1, wherein at least a portion of the side panels are formed in at least one of a triangular and a trapezoidal shape.

### Claim 9 (depends on 1)

The aircraft seat of claim 1, wherein the seat back shell is upholstered separate from the aircraft seat.

### Claim 10 (depends on 9)

The aircraft seat of claim 9, wherein the upholstered seat back shell is removably and replacably engaged to the seat back frame while the seat back frame remains connected to the seat bottom frame .

### Claim 11

A seat back shell for an aircraft seat comprising:
a front panel;
a back panel opposing the front panel;
at least two side panels disposed between the front and back panels, connecting the front panel to the back panel;
wherein the front, back, and side panels form a gap to receive an entire seat back frame of the aircraft seat.