Mile High Club

1
Mile High Club
Self Aligning Trailer HitchConceptual Designs

• 4182- Section A
• Professor Harvey Lipkin
• John Moody
• Michael Pang
• Markus Wegner
• Jason Snooks
• Charles Holcombe
• Ken Sanderson
• 9/14/05

2
The Single-Point Pivot Design

• The single-point pivot design will allow both
  angular motion through the use of a pivot point
  constrained by a pin and extension/retraction
  through a inner sliding tube held by side
  retaining pins.

3
The Single-Point Pivot Design

• Pros
• Intuitive Operation
• Relatively simple parts
• Can fold up for storage
• Cons
• May be difficult to automate locking mechanism
• Large in size
• Strength requirements may raise cost

4
Self Aligning Ball Mount
5
Self Aligning Ball Mount

• Pros
• Large Range
• Self Locking Hinge
• Telescoping Arm
• Bending Strength with Telescoping Arm
• Cons
• Two Step Attachment
• High Stress at Hinge
• Extra Assembly Required

Retraction Devise
6
Scissor Design

• The Scissor Design uses a rotation of the
  threaded pin to bring the two scissor arms
  together thus pulling the trailer to the car.

7
Scissor Design

• Pros
• Good range of motion in the open position
• Mechanical Retraction
• Cons
• Limited space for threaded pin
• Lots of physical labor to retract
• Need some locking mechanism in the closed
  position

8
Translational Concept

• Pros
• Straightforward Operation
• Strength
• Cons
• Size/packaging
• Complicated
• Range of Motion

9
Double Stability Design
Design allows for a wide range of motion, while
allowing the mount to be twice as rigid. Also,
gears and cranks makes the device easy to use.
Crank and Gear
Ball
Mount/Beam
Pinion Track Housing
10
Double Stability Design

• Pros
• sturdier extension subsystem
• cheaper material possible
• large range of motion
• Cons
• gear and pinion system for crank might be
  expensive
• extra beam increases the cost