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Pedibus Team 22
Team Members:Kyle AndersonStephen AveryAlejandro San Segundo Brett Willenbacher
Team No.22Slide 1 of 15
Kyle AndersonMidterm I
Sponsor: Ron Goldstein
Advisor: Keith Larson
Professors: Dr. Shih Dr. Gupta
• All main structural components have been fabricated • Drivetrain and steering subsystems fully designed,
sourced and prepped for fabrication• Currently working on fabrication of other minor
subsystems
Status Update
Team No.22Slide 2 of 15
Kyle AndersonMidterm I
Design Requirements
Team No.22Slide 3 of 15
Stephen AveryMidterm I
Pedibus Requirement Status
10 pedaling passengers ✓
Room for extra (non-pedaling) passengers ✓
Rolling Chassis must be < 1499 lbs (FL law) ✓
Off the Shelf parts ✓
Torque output to climb 8° hill grade ✓
Able to hold 3000 lbs payload ✓
Free weight transportable ✓
Reverse gear capability ✓
Movable on single rider input ✓
Final Chassis Changes
Team No.22Slide 4 of 15
Stephen AveryMidterm I
• Narrowed Chassis over 25”• Determined Proper Cross
Bracing• Added Bracing for Drivetrain• Removed Unnecessary
Vertical Bracing
Front view of Pedibus frame design.
Frame FEA Testing
Team No.22Slide 5 of 15
Stephen AveryMidterm I
• 4500 lb Force on Seat Posts
• 500 lb Force on Bar Post
• 1.3 Factor of Safety
• Max Deformation of 0.13 in
• 10000 lb Torsional Force
• Lightest Bracing Configuration• Least Deformation of 4 configurations
• Discussed in Final 1 Report
Final Frame
Team No.22Slide 6 of 15
Kyle AndersonMidterm I
Final Ladder Frame Designw/o Integrated Suspension
Wheels & Brake System
Team No.22Slide 7 of 15
Kyle AndersonMidterm I
Axle Brakes Wheels Tires Bolt Patterns
Rolling Front 10” Hydraulic Disc
16” Same 5 on 4.5”Rolling Rear 8” Hydraulic Disc
Towing 10” Electric Drum
Steering
Team No.22Slide 8 of 15
Kyle AndersonMidterm I
• Curb to Curb < 45 ft• Reasonable U-Turn Diameter
• Option A: Manual Rack and Pinion
• Easy to Source and Implement• Mustang II Manual Rack and Pinion
• Option B: Manual Steering Gear Box
• Easy to Source and Implement• First Generation Camaro
Current Steering Design
Team No.22Slide 9 of 15
Kyle AndersonMidterm I
• Straight Axle Set Up• Cut and Weld Upright Design• Currently trying to use a Manual Rack and Pinion
Drivetrain• Independently Supported Axle
Shafts
• Belt Friction Clutch
• Freewheeled Driveshafts
• Peerless 820-040 • Manual 6 speed Transaxle
Team No.22Slide 10 of 15
Stephen AveryMidterm I
Sourcing and Ordering
Team No.22Slide 11 of 15
Stephen AveryMidterm I
Part Price Per Unit Quantity Shipping Price Total Price2x4x1/8 Construction Box Steel (A500) $84.48 3 $5.00 $258.442x1x1/8 Construction Box Steel (A500) $58.56 8 $5.00 $473.48
6 Speed Transaxle $697.00 1 $39.00 $736.00Floor Mount Brake Pedal $59.27 1 $0.00 $59.27
1" Bore Master Brake Cylinder $48.05 1 $0.00 $48.055-Hole Brake Drum $34.95 2 $20.25 $90.15
10" Trailer Electric Drum Brake (Left & Right) $67.90 2 $0.00 $135.80Rubber Torsion Trailer Axle $249.99 1 $50.70 $300.69
Trailer Spindle (#84) $44.33 2 $9.50 $98.16Spindle Bearings $12.95 2 $3.50 $29.40
10" Trailer Disc Brake Assemblely (1 Axle Kit) $237.95 1 $26.50 $264.45Bicycle Crank $35.99 10 $0.00 $359.90Bicycle Pedal $11.31 10 $1.00 $114.10
Bicycle Bottom Bracket $15.20 10 $0.00 $152.00Bicycle Free Wheel $24.65 10 $0.00 $246.50
Bicycle Chain $7.37 12 $0.00 $88.44Wheels/Tires $169.85 4 $0.00 $679.40
Freewheel Sprocket Adaptor $11.69 10 $10.12 $127.02Lawn Mower Idler $11.91 1 $3.99 $15.90
Pillow Block Mounted Bearing $16.97 10 $0.00 $169.70Spur Gear $89.65 2 $0.00 $179.30
Bottom Bracket Shell $10.06 10 $0.00 $100.601" Bore Diameter Sheave $17.35 1 $0.00 $17.35
5/8" Bore Diameter Sheave $17.09 1 $0.00 $17.09Total Price $4,761.19
Sourcing and Ordering Continued…
Team No.22Slide 12 of 15
Stephen AveryMidterm I
Part Price Per Unit Quantity Shipping Price Total Price2x4x1/8 Construction Box Steel (A500) $84.48 3 $5.00 $258.442x1x1/8 Construction Box Steel (A500) $58.56 8 $5.00 $473.48
6 Speed Transaxle $697.00 1 $39.00 $736.00Floor Mount Brake Pedal $59.27 1 $0.00 $59.27
1" Bore Master Brake Cylinder $48.05 1 $0.00 $48.055-Hole Brake Drum $34.95 2 $20.25 $90.15
10" Trailer Electric Drum Brake (Left & Right) $67.90 2 $0.00 $135.80Rubber Torsion Trailer Axle $249.99 1 $50.70 $300.69
Trailer Spindle (#84) $44.33 2 $9.50 $98.16Spindle Bearings $12.95 2 $3.50 $29.40
10" Trailer Disc Brake Assemblely (1 Axle Kit) $237.95 1 $26.50 $264.45Bicycle Crank $35.99 10 $0.00 $359.90Bicycle Pedal $11.31 10 $1.00 $114.10
Bicycle Bottom Bracket $15.20 10 $0.00 $152.00Bicycle Free Wheel $24.65 10 $0.00 $246.50
Bicycle Chain $7.37 12 $0.00 $88.44Wheels/Tires $169.85 4 $0.00 $679.40
Freewheel Sprocket Adaptor $11.69 10 $10.12 $127.02Lawn Mower Idler $11.91 1 $3.99 $15.90
Pillow Block Mounted Bearing $16.97 10 $0.00 $169.70Spur Gear $89.65 2 $0.00 $179.30
Bottom Bracket Shell $10.06 10 $0.00 $100.601" Bore Diameter Sheave $17.35 1 $0.00 $17.35
5/8" Bore Diameter Sheave $17.09 1 $0.00 $17.09Total Price $4,761.19
Timeline
Team No.22Slide 13 of 15
Kyle AndersonMidterm I
Summary• Frame Built
• Slight Delay Due to Frame Adjustments
• Most Components Acquired
• Installing Subsystem Assemblies
Team No.22Slide 14 of 15
Stephen AveryMidterm I
Team No.22Slide 15 of 15
Kyle AndersonMidterm I
Questions?