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INSTITUTE of TECHNICAL MECHANICS National Academy
of Sciences of UkraineNational Space Agency of
Ukraine
NEW PNEUMATIC SYSTEMS FOR VEHICLE DRIVERS
PROTECTION FROM VIBRATIONS

Samples of the drivers seats with the pneumatic
vibration protection module
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THE SEAT CAN BE USED IN VARIOUSLY DESIGNED DRIVER
SEAT SUSPENSIONS FOR A CONSIDERABLE REDUCTION OF
THE VIBRATIONAL LOADS ACTING ON THE DRIVER IN
MOTION

• The key design solutions are protected by
  Ukrainian patents No 74313 and No76685

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General view of the drivers seat suspension

• Prototype self-contained pneumatic vibration
  protection modules are used
• at the Cherkasy Bus Plant in the assembly of
  Bogdan city buses
• at the Yuzhny Machinery Plant in the production
  of YuMZ-6AKM tractors
• at the Ukravtozapchast Corporation in the
  production of Belarus tractors in Ukraine
• at the Ukragroselmash Public Corporation,
  Simferopol, in the production of Yarilo tractors

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TARGET MARKET

• Component Makers
• Seat/Suspension Designers and Manufacturers
• Distributors
• Equipment Designers and Manufacturers
• Automobile and tractor plants and
  vehicle-operating companies to upgrade tractors,
  buses, and agricultural machines

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SEATS PRODUCED BY GRAMMER

• Grammer Corporation Type MSG95 Air Suspension
  Complete Assembly 1080
• The Grammer MSG95G is a premium air suspension
  seat designed for medium and heavy duty
  equipment
• Grammer Corporation Type MSG85721 Mechanical
  Suspension Seat 599
• The Grammer MSG85721F is the premium mechanical
  suspension seat designed for medium and heavy
  duty equipment

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TARGET MARKET INFORMATION

• The aggregate market was estimated at 81 billion
  in 2009
• Heavy Duty Truck aftermarket (replacement parts)
  in the US is forecast to be in excess of 10B in
  2010
• World Heavy Construction Equipment Market
  forecast to be around 100B in 2010
• 
  (Freedonia Group )

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MAIN ADVANTAGES OF THE SYSTEM

• Providing eigenfrequences lower 1.2 Hertz,
• absence of dampers
• Three times reduction of accelerations acting to
  the driver
• Maximal amplifying index is less then1.2.
• Low cost

The suspension system is built/installed and can
be viewed/evaluated
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COMPETITIVE MATRIX
Important technology characteristics ITM NASU and NSAU GRAMMER ISRINGHAUSEN
Suspension travel 100 mm 100 mm 100 mm
Height adjustment Yes Yes Yes
Maximal transfer coefficient 1.05 1.1 1.15
Transfer coefficient at frequency of 4Hz 0.16 0.3 0.4
Necessity of air supply system Not necessary Not necessary Necessary
Necessity of a shock absorber Not necessary Necessary Necessary
Necessity of self-reacting air compressor Not necessary Necessary Not necessary
Cost 200 450 325
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POTENTIAL LICENSEES

• Seat/Suspension Design and Manufacture companies,
  f.e.
• Commercial Vehicle Group, Inc. (National Seating)
  
• KAB Seating Ltd.
• Sears Seating (Johnson Controls)
• Grammer
• Recaro
• Isringhausen
• And OTHERS

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IVESTORS BENEFITS

• reduction in cost
• resultant increase in margin
• improved performance

Tractor driver seat
Agricultural machine driver seat
Bus driver seat
Truck driver seat
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Thank you for your attention
Institute web-site www.itm.dp.ua