Transcript Final Presentation

Easel 5000
New Adjustable Easel
Overview
 Introduction
 Project
Description
 Market Analysis
 Similar Patents
 Preliminary Designs
 Optimal Design
 Conclusion
 Questions
Introduction
 Senior
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Design Team 3
Team Easel 5000
• Alison Biercevicz
• Seth Novoson
• Justin Yu
 Cooperative
effort between UConn’s
Biomedical Engineering Senior Design
and the National Science Foundation
Who the Project will Benefit
 National
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Science Foundation
Engineering Projects to Aid Persons with
Disabilities
Mission- To assist individuals in reaching their
maximum potential for enjoyable and
productive lives
 Clients


Dr. Brooke Hallowell
Artists with Cerebral Palsy
Why the Project is Being Done
 The
easel created in 2003 did not
completely meet the needs of the artist
 Previous Design Problems Stated by Dr.
Hallowell:
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Complicated actuator
Tripping hazard
Was not portable
The canvas did not project
No light source
2003 Design
Actuator was
too
complicated
The canvas
didn’t fully
project
toward the
artist
Legs created
a tripping
hazard
Too large to
be portable
Project Objectives
 Expected
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Results
An easel designed and constructed to
completely meet the needs of the client
A design that addresses the problems with the
previous design
Team Objectives
 Use
educational background to create an
effective design
 Develop design process
 Learn
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Project Planning
Management
Troubleshooting
Marketed Products – Able Table
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Price: $64.95
Very flexible –
numerous positions
Supports 30 lbs.
Versatile use
Difficult to adjust to
desired position
Fragile if handled
roughly
Marketed Products – Versa-Table
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Price: About $115.00
Lightweight
Portable
Easy to use
Easy storage
Adjusts for height,
depth, and angle
Not adjustable enough
Marketed Products –
“The Dreamer”
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Price: $3,025.00
Motorized
Stable
Allows for large
canvases
Adjusts to height,
length, and direction
Very large
No storage options
Expensive
Previous Design –
“Accessible Easel” (Spring ’03)
Problems:
 Electrical components
with wires as safety
hazards
 User friendliness
Existing Similar Patents

Inclined adjustable A-frame style easel with sliding
drawer (Patent 6,045,108)

Easel adjusted by means of a crank
(Patent 5,074,513)

Ornamental foldable portfolio with adjustable easel
(Patent D249,533)
Our Product – “Easel 5000”
 Support
up to 20”x20” Canvas
 User friendly
 Portable
 Stable
 Easily stored
 No motors or exposed wires
 Relatively inexpensive
Design 1
Canvas Attachment
Frame
Easel Extender
Arms
Easel Base
• Wooden Construction
• Integrated Shelf
• Storage Compartment
Design 2
Adjustable
Beam Slide
Easel Extender
Arms
Locking Gas Spring
Easel Base
Canvas Holder
• Aluminum Construction
• Utilizes lockable sliding track
• Includes simpler canvas holder
• Most expensive design
Design 3
Extender Arm
Locking Gas Spring
Canvas Holder
Canvas Base
• Aluminum Construction
• Locking Gas Springs
• Sliding Shelf
Optimal Design
Extender Arm
Locking Gas Spring
Canvas Holder
Canvas Base
Sliding Tray
• C-clamp base
• LED light
• Simple canvas holder
• Cost
Easel Base
Easel Extension
24.00
24.00
Note
All lengths are in inches
Canvas Holder
3.5"
Movable
Canvas Clamp
Rubber Strip
26"
Rubber Strip
23"
Lighting System
+
3.6V
-
+
3.6V
-
3.6V
-
20 mA
+
9V
3.6V
+
20 mA
+
3.6V
20 mA
+
3.6V
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-
-
+
+
+
1.8V
1.8V
-
1.8V
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Each Resistor = 90 ohms
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Budget Breakdown
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Aluminum:
Locking Gas Springs:
Lighting system:
Nuts/Bolts/Screws:
Welding hours ($10/hour):
Miscellaneous:
$119.43
$114.72
$15- $40
$25
$0 - $100
$30.00
TOTAL COST: ~$400
Timeline Overview
 Machine
shop certification
 Provide drawings for welding
 Cut pieces for construction/welding
 Get pieces welded
 Construct LED system
 Construct easel units
 Final composite construction
 Testing/troubleshooting
Conclusion
 ‘Easel
5000’ includes new, easy to use
features
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Easy adjustability with user-friendly interface
Battery powered lighting system
Attaches to tabletop
 Finished
easel to be sent to Passion
Works Studio for artists’ use
Acknowledgements
 John
Parmelee, head of set design for
UConn’s Dramatic Arts department
 The
 Dr.
National Science Foundation, funding
Brooke Hallowell, client
Additional Information
Additional Information
Piston
Transparent Pressure tube
Connecting Rod
End
Cap
End
Cap
Adjustment Valve
Additional Information
2" x 1" x 18" Aluminum Channel
3
4"
x 3 4" Aluminum Extrusions
Rubber Strip
1
16"
Aluminum Sheet
Welded On As A Cap
1
16"
Aluminum Sheet
Welded On As A Cap
Bolt
Bolt
Wingnuts To Lock
Canvas Clamp In Place
Additional Information
Spec
Value
Product ID
L1-0-W5TH15-1
Angle
15
Package
5mm
Color
Peak Wavelength in nm
Luminous Intensity
18000mcd typ. @ 20mA
Max Forward Current
30mA
Max Forward Current Pulse
100mA for <= 10ms, duty <= 1/10
Forward Voltage
3.6V typ. 4.0V max @ 20mA
Max Reverse Voltage
5V
Power Dissipation
120mW
Operating Temp
-30 to +85 C
Soldering Temp
265 C for 10 secs
Max Reverse Current
50uA @ 5V