INSTITUTE of TECHNICAL INSTITUTE of TECHNICAL MECHANICSMECHANICS
National Academy of Sciences of UkraineNational Space Agency of Ukraine
NEW PNEUMATIC SYSTEMS FOR VEHICLE DRIVERS PROTECTION FROM
VIBRATIONS
Samples of the driver’s seats with the pneumatic vibration protection module
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The key design solutions are protected by Ukrainian patents No 74313 and No76685
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
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General view of the driver’s 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 Ukragrosel’mash Public Corporation, Simferopol, in the production of Yarilo tractors
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• 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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TARGET MARKET
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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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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
COMPETITIVE MATRIX
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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
Bus driver seat Tractor driver seat
Agricultural machine driver
seat
Truck driver seat
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Thank you for your attention
Institute web-site: www.itm.dp.ua