Easel 5000Easel 5000

New Adjustable EaselNew Adjustable Easel

OverviewOverview

IntroductionIntroduction Project DescriptionProject Description Market AnalysisMarket Analysis Similar PatentsSimilar Patents Preliminary DesignsPreliminary Designs Optimal DesignOptimal Design ConclusionConclusion QuestionsQuestions

IntroductionIntroduction

Senior Design Team 3Senior Design Team 3 Team Easel 5000Team Easel 5000

• Alison BierceviczAlison Biercevicz• Seth NovosonSeth Novoson• Justin YuJustin Yu

Cooperative effort between UConn’s Cooperative effort between UConn’s Biomedical Engineering Senior Design Biomedical Engineering Senior Design and the National Science Foundationand the National Science Foundation

Who the Project will BenefitWho the Project will Benefit

National Science Foundation National Science Foundation Engineering Projects to Aid Persons with Engineering Projects to Aid Persons with

DisabilitiesDisabilities Mission- To assist individuals in reaching their Mission- To assist individuals in reaching their

maximum potential for enjoyable and maximum potential for enjoyable and productive lives productive lives

ClientsClients Dr. Brooke Hallowell Dr. Brooke Hallowell Artists with Cerebral PalsyArtists with Cerebral Palsy

Why the Project is Being DoneWhy the Project is Being Done

The easel created in 2003 did not The easel created in 2003 did not completely meet the needs of the artistcompletely meet the needs of the artist

Previous Design Problems Stated by Dr. Previous Design Problems Stated by Dr. Hallowell: Hallowell: Complicated actuatorComplicated actuator Tripping hazard Tripping hazard Was not portableWas not portable The canvas did not projectThe canvas did not project No light sourceNo light source

2003 Design2003 Design

Legs created a tripping hazard

The canvas didn’t fully project toward the artist

Too large to be portable

Actuator was too complicated

Project ObjectivesProject Objectives

Expected ResultsExpected Results

An easel designed and constructed to An easel designed and constructed to completely meet the needs of the clientcompletely meet the needs of the client

A design that addresses the problems with the A design that addresses the problems with the previous designprevious design

Team ObjectivesTeam Objectives

Use educational background to create an Use educational background to create an effective designeffective design

Develop design processDevelop design process Learn Learn

Project PlanningProject Planning ManagementManagement TroubleshootingTroubleshooting

Marketed Products – Able TableMarketed Products – Able Table

Price: $64.95Price: $64.95 Very flexible – Very flexible –

numerous positionsnumerous positions Supports 30 lbs.Supports 30 lbs. Versatile useVersatile use Difficult to adjust to Difficult to adjust to

desired positiondesired position Fragile if handled Fragile if handled

roughlyroughly

Marketed Products – Versa-TableMarketed Products – Versa-Table

Price: About $115.00Price: About $115.00 LightweightLightweight PortablePortable Easy to useEasy to use Easy storageEasy storage Adjusts for height, Adjusts for height,

depth, and angledepth, and angle Not adjustable enoughNot adjustable enough

Marketed Products –Marketed Products –“The Dreamer”“The Dreamer”

Price: $3,025.00Price: $3,025.00 MotorizedMotorized StableStable Allows for large Allows for large

canvasescanvases Adjusts to height, Adjusts to height,

length, and directionlength, and direction Very largeVery large No storage optionsNo storage options ExpensiveExpensive

Previous Design –Previous Design –“Accessible Easel” (Spring ’03)“Accessible Easel” (Spring ’03)

Problems:Problems: Electrical components Electrical components

with wires as safety with wires as safety hazardshazards

User friendlinessUser friendliness

Existing Similar PatentsExisting Similar Patents

Inclined adjustable A-frame style easel with sliding Inclined adjustable A-frame style easel with sliding drawer (Patent 6,045,108)drawer (Patent 6,045,108)

Easel adjusted by means of a crank Easel adjusted by means of a crank (Patent 5,074,513)(Patent 5,074,513)

Ornamental foldable portfolio with adjustable easel Ornamental foldable portfolio with adjustable easel (Patent D249,533)(Patent D249,533)

Our Product – “Easel 5000”Our Product – “Easel 5000”

Support up to 20”x20” CanvasSupport up to 20”x20” Canvas User friendlyUser friendly PortablePortable StableStable Easily storedEasily stored No motors or exposed wiresNo motors or exposed wires Relatively inexpensiveRelatively inexpensive

Design 1Design 1Canvas Attachment Frame

Easel Extender Arms

Easel Base

• Wooden Construction• Integrated Shelf• Storage Compartment

Design 2Design 2

Adjustable Beam Slide

Canvas Holder

Easel Extender Arms

Easel Base

Locking Gas Spring

• Aluminum ConstructionAluminum Construction• Utilizes lockable sliding trackUtilizes lockable sliding track• Includes simpler canvas holderIncludes simpler canvas holder• Most expensive designMost expensive design

Design 3Design 3

Locking Gas Spring

Extender Arm

Canvas Holder

Canvas Base

• Aluminum ConstructionAluminum Construction• Locking Gas SpringsLocking Gas Springs• Sliding ShelfSliding Shelf

Optimal DesignOptimal Design

• C-clamp baseC-clamp base• LED lightLED light• Simple canvas holderSimple canvas holder• CostCost

Extender Arm

Canvas Holder

Canvas Base

Locking Gas Spring

Sliding Tray

Easel BaseEasel Base

Easel ExtensionEasel Extension

24.00

24.00

Note

All lengths are in inches

Canvas HolderCanvas Holder

Canvas ClampMovable

Rubber Strip

Rubber Strip

26"

3.5"

23"

Lighting SystemLighting System

9V

3.6V

3.6V

3.6V

3.6V

3.6V

3.6V

1.8V 1.8V 1.8V

Each Resistor = 90 ohms

+

-+

+

+

+ +

++

+

-

-

-

-

-

-

-

-

-

-

20 mA 20 mA 20 mA

Budget BreakdownBudget Breakdown

Aluminum:Aluminum: $119.43$119.43 Locking Gas Springs:Locking Gas Springs: $114.72$114.72 Lighting system:Lighting system: $15- $40$15- $40 Nuts/Bolts/Screws:Nuts/Bolts/Screws: $25 $25 Welding hours ($10/hour):Welding hours ($10/hour): $0 - $100$0 - $100 Miscellaneous: Miscellaneous: $30.00$30.00

TOTAL COST: ~$400TOTAL COST: ~$400

Timeline OverviewTimeline Overview

Machine shop certificationMachine shop certification Provide drawings for weldingProvide drawings for welding Cut pieces for construction/weldingCut pieces for construction/welding Get pieces weldedGet pieces welded Construct LED systemConstruct LED system Construct easel unitsConstruct easel units Final composite constructionFinal composite construction Testing/troubleshootingTesting/troubleshooting

ConclusionConclusion

‘‘Easel 5000’ includes new, easy to use Easel 5000’ includes new, easy to use featuresfeatures Easy adjustability with user-friendly interfaceEasy adjustability with user-friendly interface Battery powered lighting systemBattery powered lighting system Attaches to tabletopAttaches to tabletop

Finished easel to be sent to Passion Finished easel to be sent to Passion Works Studio for artists’ useWorks Studio for artists’ use

AcknowledgementsAcknowledgements

John Parmelee, head of set design for John Parmelee, head of set design for UConn’s Dramatic Arts departmentUConn’s Dramatic Arts department

The National Science Foundation, fundingThe National Science Foundation, funding

Dr. Brooke Hallowell, clientDr. Brooke Hallowell, client

Additional InformationAdditional Information

Additional InformationAdditional Information

End

CapEnd

Cap

Piston Transparent Pressure tube

Connecting Rod

Adjustment Valve

Additional InformationAdditional Information

Rubber Strip

Wingnuts To LockCanvas Clamp In Place

Bolt Bolt

116" Aluminum Sheet

Welded On As A Cap116" Aluminum Sheet

Welded On As A Cap

2" x 1" x 18" Aluminum Channel3

4" x 3 4" Aluminum Extrusions

Additional InformationAdditional InformationSpec 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