MW Industries, Inc.

1 FLEXIBLECOUPLINGS|MACHINEDSPRINGS|U-JOIN TSMWI ndustries, E L I C A LMANAGINGMOTIONOf ten imi tated,neverdupl -CAL Flexure, flexiblecouplingsaremachinedfro msingle piece,homogenous high-strength materialsint ohelical(curvedbeam)configurationswhiche liminateelastom er ic elementslikerub berbushings,spiders,ru bberdi uplingscompensatefo rshaft misal ignmentandwork at highsp eed,transmittinghig h tor queat a constant velocity. Thereis zer o maintenanceis ovidedynam ic stabilityandvibration-fr ee,smooth bearingloads, evenat petrochemicalplants,instrument at ion,encoders,leadscrews,ballscr ews,aircoolinguni ts, pumps,machinetoo ls, CN C machines,duplicators,computer per ipherals,windpowergenerators,anywhere there is a needfo r managingmo x reas ons why you shoul d buy HELICALS tate-of-the-art,singlepiece,flexible(and tors ionallystiff) couplings,utilizingtheHELI-CAL Flex ure. Nomaintena nc e, no backlash,no lubrication,consta nt veloc ity , and Technical consultation(free).

2 Qualitypr oduc t Fiftyyears expe riencein per fectingmanufacturingma chinery and proceduresusedto produceHELI-CALFle xurecouplingsthatareof ic e/ontimeshipping We do wh at we say we ll do .- if we say, shi pment infi ve work ing da ys we meanshipmentin HELI-CALF lexurecouplings Ov er 10,000successfulcouplingdesigns;over30,0 00cus tomers serv product offerings In additionto a fulllineof standardcouplings,theHELI-CAL Fle xurecan acc ommodatea varietyofde signre quireme nts,suchas special/customizedendatta chm ents like tangs , clam ps, flan ges or threa ded HELI -C AL xur e Pr oblem Sol signBenefits of theFl ex ur e ..6 Opera ti ngChar ac teri stics ..6 HELI -CAL FLEXUREFLEXIBLECOUPLINGSHELI-CALFlex ure , Ba sicPr oduct Sum Serie s, Aluminumand Sta inl ess St ee l ..10 DSSerie s, ri es,Al um inumandSt ai nl ess Ste el ..14A Ser ie s, Al um Se ri es,St ainless Ste el.

3 16Av aila bleBore Dia meters ..18PF Serie s, Al um inumandSta inl es s St ee l ..20 IDEASTI MULATORSX-Seri es Radial Sl ot Ne w Angleon Univers al Joi ex ureAttachment s thatMa ke Se a MachinedSpri ng?..24 PLUSE ngineeringProposal us trie s Ser ved ..26 Phi los pre sentati on ..ba ck coverVi we bsiteWarrant y ..on websiteHel ic al Products CompanyMW Industries , st McCoyLa 1069 Santa Mari a, CA93456-1069 USATollFr ee 877-353-9873Fa x 805-928-2369www .Heli- Cal .com42.. as a flex ible coupling.. as a U- joint.. as a mac hinedspringTheins pirationfortheHELI-CALFl exure, thecylindrical he lix ingredientforourba sic Hel ica lproductlines, ca mefromtheobser vati on tha t onepiece, flexured flexi blecouplingsoffered maxi-mumve rs at ilityin ter msof for m, e, theadaptabili ty of theHELI-CALFl ex urehashe lpedto solvethousandsof mechanicalmisalignment andmotioncontrol pr oblems.

4 Th e un ique,mechanicalch aracteristicsof the F lexure haveenabledHel icalProdu ctsCompanyto de vel op a seriesof hig hl y ver satile, f lexured productswh ichcanco mp ensate forir reg ularities suchas an gu lar an d skewedmisalign -ment, paralleloffsetan d axialmo ti on . Al l of thisca n be accomplishedwh ile maint ain in g constantro tat io nalvelocityandsmooth bearing lo sthe HELI-CAL Flexure ..Hel ical s pr oduct linestodayincl udeminiaturefle xi blecouplings, u- joints, machinedsprings,andpower transmi ss ion flexi owing pa gespr es ent the manyadvant agesof HELI-CA L Fl exure ,dataandinformation are based on our st andard seriesof one-pi ec e, flexi bl e couplings, whi ch areusablefor a mult it udeof applications. As youbecomeac quainte d with the Fle xur e, you will see howversa-til e it ca n be , with forexa mpl e, spe ci al s, machinedspr ings,u- joi nt s, and at tachment s.

5 Youwi ll seeal so howtheHELI-CA L Flexure canhavea positiveandmar kedimpa ct on syst empe rf or mance,pr o-duction effi ci encies andoveral l cost sav youdo notseeit her e, justcontact ion engi neers cande si gn,develop andpr oducea customHELI-CA L Fle xur e to meet yourspeci fi c requi rem ent xureis a flexiblehe lix (curvedbeam)ma chinedfromonepieceof materialintoa specificconfi gur ati on tha t inco rpo rat es spe ci al des ig n re qu iremen ts,pe rformance fe E L I C A LPhone805-928-3851/ Fax 805-928-2369/ ww w. Hel E L I C A LTh e HELI-CAL FlexureNow You Can Dream..H E L I C A LTh e HELI-CALF lexureConnecting Dr eamswit h DesignSolutions:The HELI-CAL Fl exur e ProblemSolverFreedomof desi gn.. for maxi mum ver satilityTheHe li calhallmar k is fl ex ibi lity in for m and func-ti fromthestartwi th yourgoalsinmi nd and manufact ur ed to exa ct ingspecifications,theHELI-CALFl exure offers ma ny pr oblem-solving,per formanc e- enhancingfea tur es.

6 Coi l conf igurationTheindividualperfor ma ncecapabilit y of eachFl exure is det ermine d by : coi l width,insi de diameter,numberof coil s, numberof st ar ts ter inganyoneof these factor s changestheper formance chara cteris ticsof the Fl ex ure . Forex am ple , theHELI-CALFle xur es ill ustrateddis pla y ide nt ica l out si de diamet er s and lengths .Theeffe ct s of theirva ri ablecharac te ri st ics suchas coi l widt h, inside dia meter,numberof coilsandst art s are explai nedin theadj ac entpic tur l widt hs and insidediametersAs thecoilwi dt h or ins idedi am et er ar e changedsuch as pects astor sa li gnment(bendingmoment)..parall el offse t (ra dialload)..torsional st iff ne si onspringrate,ar e alt er theins idedia meterchanges,so doesthetorquecapa city , torsional stiffnessandaxialspringrates,with-outres tric tingyourchoiceof ber of coi lsAs the numberof coi ls is changed,al l of thechar-act er ist ics ex ceptthe tor queca pacity ar e ber of coi l star ts1)A single star t design hasonecontinuouscoi )A double st ar t hasa secondcoil starti ng 180degreesfromthefirs )A tripl e start ha s thr ee int er woundcoils, eachspaced 120de gr ees apar mul ti -st ar t hel ix is used(doubleor tri ple),the eff ec t is to incr ea se the tor quecapacity andtor si onalst iffne ss whi le reducingmisalignmentcapabil ities (angular andpar al lel).

7 Mat eri alTheproper mat er ial us ed in the manufacture of anyHELI-CALF lexur e af fect s muc h mor e thanjusttor queca pacity. Fa ct or s suchas el astici ty, fatigue,cor rosi on resi st ance, mass , magnetic per meability ,operat ing tem per at ur e, ava ilabi li ty andcostalsopl ay im portantrol es . Hi gh st rength material s suchas 17-4 PHCRES*, 15-5 PH,C300,BETACTi tani umand7075-T6Al um inum, arejusta fewofthe common choicesforme et ingdesignandperfor manceneeds.*CRES- CorrosionresistantsteelIn sideDiam et er44By vary ing thethicknessof thecoils,a Flexurecanaccommodate inc re asingamountsof to rqueandradialloads. Thede signer mayspecifytorsional stiffnessandcom pr essionspringratesindependentof il Wi dt hWhe n thenumberof coilsis changedthetorquecapabilityremainsunaffe cte d. All of the , (ty pic ally two)helicalbeamsprovidehightor -sional stiffness. Shown:single, e vari etyHel ic al Fle xur es ma y be engineered to includeavar iet y of bore conf igurat variationsinc luderound, thr eaded,single or double-D,spline,key wa y, tapered or.

8 It s yourchoice!TheHELI-CAL Fl ex ureor flexi bl e coi l sectionof thecouplingca n be customdesigned andma nufac-tur ed to yourspecificat heryourconsid-er at ionsinc ludehi gh tor que,angular or parallelmi sa li gnment , cr itical tor si onalst iffne ss,precis ecompre ssi on spr ing rat es,or special endconnec-ti ons,chances ar e excellentthatthe HELI-CALFl exure will meet or ex ceedyourpar ticulardesignre quirem ent additionto beingableto alter thecharacteristicsof theHELI-CAL Flexure,youmayha ve yourattachment me thodintegratedintothefi at ta chmentoptionsmi ghtinclude: int egr al cla mps set screws set screw at oneendandan integral cla mpat theother pins slotted hubs fl anges ge ars re mo va blecaps th readed bores with a wrenchfla t or .. wha te ver yourdesignre quiresNu mberof Coi lsThe HELI-CALF lexure,BasicProductSummary,(page9), referringtovariouschartsandcouplingdescr iptions,youwillseehowto selecta productthatmeetsyourdesignparameters.

9 (Seepages10-21forproductspecifics)Formor einformationor engineeringassistance, mbe r of Coi l Start sHH E L I C A LPhone805-928-3851/ Fax 805-928-2369/ ww w. Hel E L I C A LThe HELI-C AL FlexureDes ign Benefits of the FlexureMor e than a couplingTheHELI-CALFl ex ureconcept br ingsenormousdesignfle xi bili ty to yourapplica ti yourneeds,the Fl exure can se rveas a flexibleshaft coupling,uni ve rs al joint, spr ingclutch,machined spri ng or yourownuni quespeci al iz ed lityTheFle xur e s abi lity to accommodate variousper formanc e chara cteris ticsand Hel ic al s abilityto int egr at e atta chmentsdi re ct ly enhances yourfre edomto de si pi ece integrityNotonlydoes the Flex ureint egr at e multiplefunctionsandpar ts intoa single compact unit no movi ng pa rt s, no ma inte nance andno ba ck -la sh it can inc orporate complex att ac at e- of- the- ar tHigh quali ty perfor ma nc e is ac hie ve d with magneticor non-magnetic corr osi on-res is ta nt st ai nless steel,as well as aluminumal loys.

10 Flexur es are alsosucce ss ful ly manufactured usi ng var iousmaterialssuch as De lr in andtita atingCharacter isti csMi sal ignm ent compensationTheflexi ng capaci ty of theHELI-CALFle xurecancompe nsa te for a va rie ty of misalignment s, in clu dingpar alle l, an gula r and sk ew ed (th ree -dimen sio nal)misalignme nt. TheFle xur e sol uti onsfor thesemi sal ignmentsi tua tionsare shownin gularmisalignment is theeasiestformof misalignmentfo r mostcoupli ngs to accept,andthu s oneof the mo stpr acticalap plicationsof a spacebetweencoi ls to par tially closethe gapdur ingbending,the HE LI-CAL Flexurecanaccept anangular mi salignmentof 20 degreesor more(andevenup to 90 degreesin special u- jo int applications).Opt imi zed tor que capacityThebasic requirem entof a flexi bl e coupling is totransmit torqueloadswi thoutper manentdi stortionor damageandwi thoutimposing unduebending orradi al loadsuponthe dri ve r or dr wor ki ng tor querat ing of a HELI-CALFl exure coupling is est abl is hed basedonmisal ignment andde si gn cr iteria , material specifi -cat ionsandservi ce factor s supplied duringthedesign proces s its opera ti onalli fe is vir tuallyunl imi igur abletors ionalst iffnes sEvery flexi bl e sha ft coupling hassometorsionalflexi bi lity.