LTPS2636 PASSENGER STAIR

 

SUITABLE FOR AIRCRAFT TYPES:

B737-300 UP TO AIRBUS 319 / 320 / 321

General specification
The Steps have a fixed lower stairway.
The top-platform extends telescopically (see ** below). The stairway is mounted on a welded steel-section chassis-frame.

Construction is robust but is also light in design – saving time and effort when manually manoeuvring the Steps up to, or away from, the aircraft.

The step treads and top-platform walking-area are surfaced with grip-faced aluminium tread-plate.

Sliding side-rails with hand-operated spring-bolts at both sides of the top-platform to facilitate opening the aircraft doors with the Steps interfaced with the Aircraft.

A pivoting-section is fitted at the leading edge of the top-platform to compensate with fuselage contours.

Rubber buffering is fitted to the top-platform pivoting-section and to the leading edges of the sliding side-panels.

The standard unit has tubular-steel side /

hand rails with a mid-rail and steel-mesh panel, fitted to both sides of the stair-flight. Full solid-sheet steel panels are fitted to the sliding rails at each side of the top-platform.

Steering is turntable-type through a ball-bearing ring, controlled by the tow-bar. Tow-bar has a 50mm diameter towing-eye and grip-handle to assist coupling.

Four wheels with pneumatic tyres, fitted on stub-axles. Each stub-axle is individually mounted for easy and economical maintenance.

Parking-brake – operating on front steering wheels, actuated by raising the tow-bar.

A tubular-steel rail is fitted across the front end of the chassis, providing a conveniently positioned hold for pushing and pulling.

 

4 stabilising-jacks are fitted to the chassis-frame
2 x quick-release / sprung-retraction type at front end and 2 x wind-down type at rear end.

Standard Finish

Chassis Frame, Steering Turntable, Towbar and Front Rail are Galvanised
to ISO1461. All other sections and panels are Painted in a single Corporate colour.High-Visibility (Red "Day-Glo" painted) Markings are applied to front/rear chassis, corners and tow bar.

 

** The top-platform is mounted on a telescoping-section, elevated via a hand-operated hydraulic-pump and lift-cylinder.

This feature provides either one, two, three, four or five additional full step-rises when required – To cater for the variations in height between front and rear door-sills of the B737 – 300 to 900 series-variants, up to Airbus 319/20/21.

Two spring-loaded Pawls, provide mechanical locking of the telescoping-section at each of the additional full step-rise positions.

Options / Extras

  1. Foam filling of tyres to protect against punctures.
  2. Alternative type Stabiliser Jacks.
  3. Special Corporate or Identification markings.
  4. Additional Visibility markings.
  5. Plastic covering to handrails.
  6. Solid-sheet panels on the stair-flight side-rails (instead of mesh-panels).
  7. Stairway illumination.
  8. Electro Hydraulic Powered Elevation
  9. *Stainless-steel rod in lift-cylinder

* (Recommended if the location is in a heavily salt-laden environment close to sea coasts)

Dimensions:

Top Platform Heights:

Fixed steps only / telescoping-section fully lowered: 2.549m (100.35 inches)

Fixed steps plus one telescoping-step raised: 2.744m (108.03 inches)

Fixed steps plus two telescoping-steps raised: 2.939m (115.71 inches)

Fixed steps plus three telescoping-steps raised: 3.134m (123.41 inches)

Fixed steps plus four telescoping-steps raised: 3.330m (131.09 inches)

Fixed steps plus telescoping-section fully raised: 3.525m (138.78 inches)

Top Platform Length: 1.40m (55.00 inches)

Step-Tread details:

Step Rise: 195.2mm (7.685 inches)

Step Length: 250mm (9.842 inches)

Step Width: 1020mm (40.157 inches)

Number of Steps (including top-platform): 13, fully lowered / 18, fully raised

Width inside handrails (on stair-flight): 1030mm (40.55 inches)

Width inside handrails (on top-platform): 1340mm (52.755 inches)

Overall dimensions of the fully-assembled unit:

Width: 1.9m (74.8 inches)

Length (With tow-bar up and parking-brake applied): 4.75m (187.0 inches)

Height (With top-platform fully lowered): 3.53m (138.98 inches)

Unladen Weight 1080kgs

 

Owen Holland [Engineering] Ltd. Holland Way. Blandford Forum. Dorset. DT11 7TA - UK.
Phone: +44 (0) 1258 452461      Fax: +44 (0) 1258 480169   E-mail sales@owenholland.com

 

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