# US 2014/0190756 A1 · Steering device for articulated vehicle

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- Number: US 2014/0190756 A1
- Document ID: US20140190756A1
- Status: Published application
- Kind: A1
- Application number: 14/006,953
- Filed: 2012-03-19
- Published: 2014-07-10
- Earliest claimed: 2011-03-23
- Assignees: BAE Systems Hägglunds Aktiebolag
- Inventors: Max Thorén; Martin Carlsson
- Web page: https://patentgrep.com/patent/US20140190756A1

## CPC

- B62D 12/00: Steering specially adapted for vehicles operating in tandem or having pivotally connected frames (steering endless tracks or the like B62D11/00; steering specially adapted for trailers B62D13/00)
- B60S 1/66: for cleaning vehicle exterior
- B62D 55/0655: {Articulated endless track vehicles (steering specially adapted for trailers B62D13/00; articulated buses B62D47/025; tractor-trailer combinations or road trains comprising a uni-axle unit and a uni-axle trailer B62D53/02)}
- B62D: MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for, B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motor-cycles, accessories therefor B62J, B62K; testing of vehicles G01M)
- B60S: SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR

## Abstract

The present invention relates to a steering device (I) comprising a steering member (10) for mutually steering a first vehicle unit (2) and a second vehicle unit (3) of an articulated vehicle (1) comprising means (30, 32) for mutually pivoting said vehicle units, wherein the steering device comprises a housing configuration (50) arranged to form a supply space between said vehicle units (2, 3), comprising means (5, 6, 8, S; 60, 62, A, O) arranged for removal of stuff in the supply space (S) incoming from the surrounding. The invention also relates to an articulated vehicle with a steering member.

## Claims

### Claim 1

A steering device comprising a steering member for mutually steering a first vehicle unit and a second vehicle unit of an articulated vehicle comprising means for mutually pivoting said vehicle units, wherein the steering device comprises a housing configuration arranged to form a supply space between said vehicle units, characterized by means arranged for removal of stuff in the supply space incoming from the surrounding.

### Claim 2 (depends on 1)

A steering device according to claim 1, wherein said means comprises a heating device arranged to heat air intended to stream through the housing configuration.

### Claim 3 (depends on 2)

A steering device according to claim 2, wherein said means comprises an air intake arranged in a vehicle unit, a radiator arranged downstream of the air intake, wherein air heated by means of heat exchange downstream of the radiator is arranged to stream through the housing configuration.

### Claim 4 (depends on 3)

A steering device according to claim 3, wherein air intake and radiator are arranged in connection to the first vehicle unit, which constitutes the front vehicle unit.

### Claim 5 (depends on 1)

A steering device according to claim 1, wherein the housing configuration comprises several air outlets.

### Claim 6 (depends on 1)

A steering device according to claim 1, wherein said steering member comprises an essentially vertical link shaft about which said vehicle units are pivotable.

### Claim 7 (depends on 1)

A steering device according to claim 1, wherein said means for mutually pivoting said vehicle units comprises a first and second steering element.

### Claim 8 (depends on 1)

A steering device according to claim 1, wherein said means comprises the bottom part of the housing configuration, which comprises two mutually movable protective elements arranged to, in a non-pivoting state of the vehicle, partly overlap each other, and, in a pivotable state of the vehicle, provide a drainage opening of the bottom part.

### Claim 9 (depends on 8)

A steering device according to claim 8, wherein said protective elements are mutually pivotable about said vertical link shaft.

### Claim 10

According to an embodiment of the steering device said housing configuration constitutes a separate unit.

### Claim 11

According to an embodiment of the steering device said housing configuration has a tunnel configuration.

### Claim 12

According to an embodiment of the steering device said housing configuration has ballistic protection properties.

### Claim 13 (depends on 1)

Articulated vehicle comprising a steering device according to claim 1.

### Claim 14 (depends on 13)

Articulated vehicle according to claim 13, wherein said articulated vehicle is a tracked vehicle.
