space invaders tote...95 space invaders tote the space invaders are sensitive to the electromagnetic...

94 FASHIONINGTECHNOLOGY

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SPACE INVADERS TOTE

TheSpaceInvadersaresensitivetotheelectromagneticwavesofmobilephones.Whenincloseproximitytoamobilephone,theSpaceInvaderisenergizedbyanincomingcallanditsLEDeyesbegintotwinkle.

HOW IT WORKS »

Accessorized with a handmade Space Invaders Tote for an evening shindig, you will never miss a call again. Whether you’re out in crowded loud bar or trying to be discrete at a friend’s poetry reading, the Space Invaders Tote provides an ambient light signal letting you know that someone is trying to reach you.


TOOLS

Sewing machineSoldering ironThird hand (recommended)Tracing penSewing pinsNeedleScissorsNeedlenose pliersUtility knifeIron and ironing boardWire strippersRosin-core solderDesoldering braid

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MATERIALS

Metallic snaps (4)1yd sturdy fabric forexteriorofbag1yd lining fabric ½yd metallic nylon ripstop fabric forSpaceInvader½yd ironing board material fortoplayerofSpaceInvader11/3yd nylon webbing forshoulderstrapInterfacingMetal strap carriers (2)Metallic threadNonmetallic threadFabric fusing material Conductive threadElectrical tapeRuler

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TEMPLATES

Template A SpaceInvaderbottom(2)andinterfacing(2)Template B SpaceInvadertop(2)Template C Eyes(4)Template D Bagexterior(1)andbaglining(1)Template E Innerpocket(1)Template F Outerpocket(1)Template G Straphandle(2)

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ELEcTRONIcS

Cellphone flasher part#PF1001mutr.co.uk26 AWG stranded wire, 12"LEDs (2) Piranhahigh-fluxLEDsare recommended.

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WHAT yOu WILL LEARN

How to solder and desolderHow to sew a soft circuitHow to work with LEDs

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cOMPLEXITy: INTERMEDIATE

RELATED TuTORIALS

Working with LEDs (19-23)Sewing Soft Circuits (57-67)Art of Soldering (45-49)Desoldering (49)

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97

Chapter 3: Wearables: Space Invaders Tote

TEMPLATES

G

STRAP HANDLE ×2

AuNDER INVADER ×4

top

bottom

FOLD

LIN

E BTOP INVADER ×2

top

bottom

FOLD

LIN

E CEyES ×4

FOLDLINE

bottom

DEXTERIOR ×1

& INTERIOR OF BAG ×1

½" ½" ½" ½"

¾"

½"

¾"

½"

FOLDLINE

FOuTER POcKET ×1

EINNER

POcKET ×1

top

top

½"

½"

½"

12"

14"

3"

3"

5"

5"

2½"

2½"

2"

¾"

¾"

5½"

3½" 3¼"

55/6"

Templatesavailableonlineatfashioningtechnology.com/spaceinvaders.

SEWING GuIDE

topWRONGSIDEUP LED

leads:-+

Femalesnap Malesnap

NegativeconductivepathPositiveconductivepath


e.Grabthefemaleendsofthesnaps.Loopandtwistoneofthepositivewiresthroughafemalesnap.Addatouchofsoldertosecuretheconnection.Repeatfortheotherpositivewireandremainingfemalesnap.Grabthemaleendsofthesnaps.Repeattheprocess,solderingthenegativewirestothemalesnaps.

1. WIRE THE PHONE FLASHER uNIT

The phone flasher comes with 2 LEDs presoldered on the circuit board. You will be removing the LEDs and replacing them with wires soldered with a pair of snaps at each end. A third hand tool is recommended.

a.Removethebatteriesfromthephoneflasherboard.

b.Usingadesolderingbraid,placethebraidoverasolderjointofanLED.Usingtheirontip,pressthetipoverthebraidandjoint.Oncethesolderismolten,removethebraid.(Foradetailedtutorialonhowtodesolder,refertopage49.)Repeatforthesecondjoint,completelyremov-ingtheLEDfromthecircuitboard.RepeatforthesecondLED.BothLEDsshouldnowberemoved.

c.Cutandstriptheendsoffour1½"piecesofstrandedwire.Twisttheendstightlysothattheydon’tfray.Next,tapethephoneflasherboardontoahardsurface(oruseyourthirdhandtool),makingsuretoleavethesolderpointsopen.

d.Solderoneendofthestrandedwireontooneofthesolderpoints.Repeatfortheother3.Thewiressolderednearthemarkings“LED1”and“LED2”ontheboardwillbethenegativewires,andtheother2willbethepositive.Usingablackmarker,markthenegativewires.

START »

NOTE: Before removing LEDs from phone flasher unit, test the unit first (by checking your voicemail, for example) to ensure that it works with your particular cellphone and/ or that the batteries are not discharged. If the LEDs do not blink, try replacing the batteries.

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2. cuT THE SPAcE INVADER PATTERN

Use the Space Invader pattern or create one of your own. You will be making 2 Space Invaders to sew onto the upper portion of your tote, one with a pair of LEDs for its eyes.

a.Cutthemetallicnylonripstopfabricintofour6"×8"pieces.Foldthe6"×8"fabricinhalf,lengthwise,wrongsideout,aligningedges.PinthesideofTemplateAmarked“foldline”tothefoldededgeofthefabric.TemplateAwillbethebottomlayeroftheSpaceInvader—thebacking.

3. SEW THE SPAcE INVADERS

a.TopstitchtheupperfabriclayeroftheSpaceInvadertothebottomlayer.RepeatforthesecondSpaceInvader.

b.Topstitchtheeyesontopinanydesiredlocation,preferablyatleast1½"apart.ThiswillbethefrontoftheSpaceInvader.RepeatforthesecondSpaceInvader.

b.Usingatracingpen,tracethepatternontothefabric.Cutthefabricalongyourtracedlines.Repeat3moretimes,cuttingatotalof4pieces.

c.RepeatSteps2aand2bforTemplateBusingtheironingboardfabric,cuttingatotalof2pieces.TemplateBwillbethetoplayeroftheSpaceInvader.

d.PinTemplateContothemetallicnylonripstopfabricandtracethetemplate.Cutatotalof4pieces.TemplateCwillbetheeyes.

e.UsingTemplateA,traceandcut2piecesofinterfacingslightersmallerthanthetemplate.TheinterfacingwillbesandwichedbetweenthetopandbottomfabricpiecestogivetheSpaceInvaderstructure.


c.Takeoneoftheinterfacingpieces.SandwichtheinterfacelayerbetweenthetopandbottomlayersoftheSpaceInvader.Youcanusealayeroffusingmaterialtoadherethepiecestogetherbeforesewing.Topstitchthe3piecestogether.

d.Markthelocationoftheeyesontheremaininginterfac-ingpiece.Usingconductivethread,hand-stitchalinefromthetopoutersectionofaneyedowntothebottomoftheinterfacing.Thiswillbethenegativeline.Thenhand-stitchalinefromthebottominnersectionoftheeyedowntothebottomoftheinterfacing.Thiswillbethepositiveline.Repeatforthesecondeye.Seesewingguideonpage97.

e.Cuttwo1"×2"piecesoffabric.Starting¼"fromtheleftside,usingconductivethread,machine-sewalinefromthetopofthefabric,stopping¼"fromthebottom.Leave5"ofloosethreadfromthetopandbottom.Thensewaparallelline¼"fromtherightside.Repeatforthesecondpiece.

f.Threadasewingneedlewiththeloosethreadfromthebottomleftofthefabric.Hand-sewafemalesnap,securingittothefabric.Knotandcutoffanyextrathread.Thefemalesnapwillbethenegativesnap.Repeat,sewingamalesnaptothebottomrightofthefabric.Themalesnapwillbethepositivesnap.Repeatforthesecondfabricpiece,thistimeswappingtheplacementofthesnaps.

g.Grabtheinterfacinglayer.Placeafabricpiecefacedown,aligningthestitchlinesfromthepositive(male)andnegative(female)snapstothepositive(frombottomofeye)andnegativelines(fromtopofeye)sewnontheinterfacing.Refertothesewingguideonpage97.Threadasewingneedlewiththepositiveloosethreadfromthefabricpiece.Securelysewthefabricpieceontotheinterfacing,overlappingtheconductinglinesfrombothpieces,creatingaconductivepathfromtheinterfacingtothesnap.

h.Threadaneedlewiththenegativeloosethreadfromthefabricpiece.Securelysewthefabricpieceontotheinter-facing,makingsurebothnegativeconductivelinesoverlap.Repeatforthesecondfabricpiece,aligningthestitchlinesfromthepositiveandnegativelinesaccordingly.Placethecombinedtopfabriclayerfacedown.Placetheinterfacinglayerdirectlyontopofthefabriclayerwiththesnapsfacingdown.Pin.

NOTE: For the second fabric piece, swap the place-ment of the male and female snaps so that the female snap is at the bottom left and the male snap is at the bottom right.

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4. ADD THE LEDS

a.Turnthecombinedtopfabriclayerandinterfacinglayerrightsideup.PositionanLEDinthecenteroftheeyesquarewiththenegativeleadsfacingup.(IfyouarenotsurewhichisthenegativeorpositiveleadoftheLED,refertopage74tolearnhowtodistinguishbetweenthe2leads.)

PiercetheleadsofanLEDthroughbothpieces,havingtheleadsexitthroughthetopoftheinterfacing.Usingapairofneedlenosepliers,gentlybendtheleadsflushtothefabric.

d.AlignthebottomfabriclayerontopoftheSpaceInvader.Pin.Usingscissors,cut2"offthebottomfabric,creatinganopeningforthesnapfabricstrips.Topstitchthepiecestogether.

b.Usingconductivethread,hand-sewthebottompositiveleadsoftheLEDtothepositivestitchedlineontheinter-facing.Becarefulnottosewthroughthetoplayer.Repeatforthetopnegativeleads,sewingthemtothenegativestitchedlineontheinterfacing.

c.RepeatSteps4aand4bforthesecondLED.Theposi-tiveleadsoftheLEDsshouldnowbeconnectedtothepositivestitchedlineoftheinterfaceconcludingatthepositivemalesnap,andviceversaforthenegativeleads.Allthepositiveconductivepathsshouldnowbeconnectedtogetherandallthenegativepathstoeachother.


5. cuT THE BAG EXTERIOR AND LINING TEMPLATES

a.Foldtheexteriorbagfabricinhalf,lengthwise,wrongsideout,aligningedges.PinthesideofTemplateDmarked“foldline”tothefoldededgeofthefabric.Usingatracingpen,tracethetemplateontothefabric.Cutthefabricalongtracedlines,cuttingnotches.

b.Marka½"seamlinealongallsidesexceptthefoldline.Foldthefabricinhalfalongthefoldline,wrongsideout,aligningedgesandnotchmarks.Machine-stitchalongbothsideseamlinemarkings.

c.RepeatSteps5aand5bfortheliningfabric,butdonotmachine-stitchyet.

6. ATTAcH THE POcKET TO THE LINING

a.PinTemplateEandFontothefabric.Trace,includingtheseamlines.Cutthepocketpieces.

b.Placeoneofpocketpieceswrongsideuponanironingboard.Foldtheseamlinesinwardandpress.Repeatforsecondpocketpiece.

c.Machine-stitchalongthe¾"seamforbothpockets.The¾"seamwillbethetopofthepockets.

d.Placetheliningpiecerightsideup.Centerthesmallpocketpiece,alsorightsideup,2"belowtheupperseamline.Topstitchthepocketpieceintoplace.Repeatforthelargepocketpiece,aligningit1¾"fromtheupperseamline.Thelargepocketpiecewillcoverthesmall,innerpocketpiece.

e.Foldtheliningfabricinhalfalongthefoldline,wrongsideout,aligningedges.Machine-stitchalongbothsideseamlinemarkings.

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7. MAKE AND ATTAcH THE STRAP HANDLES

a.Foldthestraphandlefabric(shouldbesimilartotheexteriorfabric)inhalf,wrongsideout.PinthesideofTemplateGmarked“foldline”tothefoldededgeofthefabric.Traceandcutthetemplatealongthemarkinglines.Repeatcuttingforatotalof2pieces.

b.Slipthestraphandlepiecethroughametalstrapcarrier.Machine-stitch¼"fromends.Repeatforthesecondstraphandle.

8. INSERT BAG LINING

a.Insertliningpiece,rightsideout,intotheexteriorbagpiece.Matchthesideseams.Thenfoldthe½"seamallowancesofboththeinnerandouterpiecestowardeachotherandpin.Pressandtopstitcharoundthebagabout¼"fromtheedge(thetopseam,notthesides).

b.Maketwo1½"horizontalbuttonholes2"apartfromeachother,locatingthem1"fromthetopofthelargeinnerpocket.Thesebuttonholeswillbeusedtoslipthesnapfabricpiecesthroughtotheinteriorofthebag.

c.Ontheexteriorbagfabric,positionthestrapcarriersatoppositeendsandoppositesidesofthebag.Alignthebottomofthestrapcarrierpiecetothetopofthebag,withtheangledsidefacingin,andpintotheoutsideofthebag.Machine-stitchthestrapcarriers,securingtheminplace.


9. SEW THE SPAcE INVADERS

a.CentertheSpaceInvaderwithout the LEDsonthebag,with3"ofithangingoffthetopofthebag.ThefirstSpaceInvadershouldbeplacedonthesideofthebagwithout the pockets.Pin,thentopstitchtheSpaceInvaderintoplace.

10. SEW ON THE SHOuLDER STRAP

Cutthenylonwebbingtoyourdesiredlength.Slipthewebbingthroughthestraphandle,loopingitoverontoitself,andmachine-stitch.Repeat,attachingtheoppositeendofthewebbingtothesecondstraphandle.

b.CenterthesecondSpaceInvaderwiththeLEDsontheoppositesideofthebag,aligningitwiththefirstInvader.Pin.Slipthesnapfabricpiecesthroughthebuttonholesintotheinteriorofthebag.ThentopstitchtheSpaceInvader,avoidingtheinteriorpockets.

c.Snapthephoneflasherintoplaceandslipitintothesmallinteriorpocket.

FINISH ×

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space invaders tote...95 space invaders tote the space invaders are sensitive to the electromagnetic...

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