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by: Juliet Ryan
Juliet Ryan

GPA 3.93

James Rains

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About this Document

James Rains
Class Notes
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Popular in Biomedical Engineering

This 0 page Class Notes was uploaded by Juliet Ryan on Monday November 2, 2015. The Class Notes belongs to BMED 2300 at Georgia Institute of Technology - Main Campus taught by James Rains in Fall. Since its upload, it has received 19 views. For similar materials see /class/233983/bmed-2300-georgia-institute-of-technology-main-campus in Biomedical Engineering at Georgia Institute of Technology - Main Campus.

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Date Created: 11/02/15
Types of Manufacturing These are general classifications Show those who quotlivequot in industry that you understand the basics and they will gladly educate you on their specific process Stay curious and learn by seeing the processes in action quotice cube tray Injection molding slump molding slip casting rotomolding blowmolding casting ceramic shell casting Die casting investment casting httpvoutubeoquerKiLEYt37s httpvoutubesequ1qu30t3m56s EXTRUSION quotsa hetti htt www outubecomwatchviiG 7408ME CUTTING Computer Numeric Controlled CNC Laser Cutting EDIVI Plasma cutting Turning amp MultiAxis Operations FORMING Vacuum Formin Press Break Die Embossing h39iiipiz vwvwmutubs Q9TIWi9W F39EJ39imOKP IEJQ Diay XYZ 131ESEPWZSQCZQZQQEZZBQs ht t o iwww voutu by COFTII39VVgTCh 2 ea tu re f NVOEz N R i 89 2N P UNXXV I J CE E39E39EIDIIWRMNIQUW nixva nmiw AEPRR39quot I39W39F LQDCJO Q Q COMPOSITES Layups quotpultrusionquot pre preg fibers httgwwwyoutu be comwatchvsttzitg 1 A PUNCHING SHEARING htt www outubecomwatchvr sha6N6vckampfeaturerelated httwwwoutubecomwatchvVWMK9KV9J9w BONDINGWELDING Gluing Welding Friction Welding Sonic Welding httpwwwvoutubecomwatchv7CSS6OJMxNUampfeaturefvwre sagEEQEOEEESESEQEEEE 1 Luawawubma xm w k n I A maiwuwmiaag me b x m uunE zumhumugz EWHWEWE a 154 7 wwwuww uauu 3 a Mn m bmmhw nn maim uuwu uNAGExEm If I I g i 1 I Es g zgp 535me M Wm 225E352sags m uwuumquotwwnauumuu uWw mmmum A mgxmgw 03 955 m mzczam Emir pwuwu mzwuww c z Mm zmmmum L A wwuww m wq 1 Eggquot nazzeg maggam7 Emmumm nicosuw m g mza 391 i ft 1 I l i l I I I I l A 5 li I 01 5 y A 1 II I I I J I l urJMVtNrWJ HIMJWKIHKIIKIMVWJ biu l k Vmatan NEgtnvoum8mo Loamgt mumgtn mEoEU 623094 chsmm mmm KmEtsm UZmZu ASSEMBLY amp MATERIAL HANDLING Often overlooked Critical htt www outubecomwatchv5Ewe6DLlQNU Human Factors Anthropometry and Usability evaluatio n idea result development initial idea selection freeze What is Human Factors Ergonomics Process of designing for human use by applying information about quothuman behavior abilities limitation and other characteristics to the design of tools machine systems tasks jobs and environments for productive safe comfortable and effective human usequot Anthropometric considerations Cognitive consideration The Beginning Frederick Winslow Taylor Scientific Management Tayorismquot m PARTS L was W WEL o u I 39 An Indfmtry Epoch cuanama we wanna IN mun ammvns 10 FIVEDAY MOVEMENTS mm b x k I EELI 3 1 oLl w lmd I u3 O 3350 5 For the Masses Henry Dreyfuss Anthropometric Data gjga39giggisiamg 1825 339 4 f 3 84 e J 7 Anthropometric Data includes a statistically significant survey of male female children and the elderly and their Static and Dynamic Body Measurements Data used to determine the body dimension to consider in design and the relevant percentile of population that can be accommodated Wlim Slraixl39ll 39 3 Design for the Extreme largest and smallest Design for an adjustable range Design for the average HAND MEASUREMENTS OF MENWOMEN AND CHILDREN RIGHT HAND POSITIONS AVERAGE HAND AV increase 14when bent MAN REACH MAN 35 75 1 4 2 protected Ifziivml 39 quot LEI Lu pro le of C93 D 533 heovy WInter 3 so gloves F d 45 3 flngerlg 225 i x Issav 30quot 0 I Itoamax LBmaXF V 45 B75mux IBO Ir 7339 refertu 33L 25x439hola operate l s I or 3539sqhole gusbbu ons l mlnaccess for y hnger padsi 39 5 395 t I emply ha IL I I 7 W l39 d 30 l 39 5 9 FINGER GRIP angle ofmax 4 increase in Kt lunme force and hand g restinc angle RIGHT HAND finger nails vary V WOMAN L I max ho e for Is 39839 m rce 85 I decreasel in nger exclusion 45 hand 339 3 5 0 3 HAN D GRASP 32 st circum 4 S M 116AVM 127 LM 175 moxhandrgl dlu L5 maxan dla 15 minrung dla BASIC VISUAL DATA r A Tyquot limit of color discriminullon sum quotmquot I monocular varies wilh colora Ilth inlansniyJ easy head vision llmll nl movemeni symbol V recognition limit of war recognilion std line i at sluhl LMIEE RELHEYI SEE T 715 us A NME A 3039 opts e accurate Into on seeing area 60 normal viewing max9Y9 angles mu Mad lo preveni re ecilon lo a mumquot movement 0 639 05535 Incore emergency avo ii I ghi sources mm Mm note avoid 1quot quotquot5quot We 3039 color limil keep Ii hi sources nepaojssrpbelemem above his line 39 to prevenlolare u Du quotmquot f iyvhee qde n t onisual held max head i f movement I ye n 5 55 maxe roiniio opiviewlng zone for E displays F 6 H sidJlne 0 3 in sight 1 annual SEALE u 8i mall V ssmnding s39 07 Vhi mn upteye 39 rolutinn inin cutoquot for vehicles limit 039 color l39 39rquoth 39 lr l discrimination I ll l oi 33 mil 70393 5 men a 02 cannot be relied upon for sign tection 540 us pulati over 6 years of age wear glasses 4quot minfoca distance a9e 20 5quot minfoca distance a9e 40 t3quot minacceptal2e readin distance for disdays 14183939norma Viewmg is cathode ray tubes 2039 min recommended distance for displays 28quotmaxdststd displays based on reach 40quot mlnfoca distance a e so n nodst limit if display Is designed to accord nn IA tn quot hi hARt foreolor discrimination gt65 is near aviniooub For Today Donald Norman sluvuurtkmnun wmmmum my quota r mum munquot T Ania nu um m me an an my my u 1 um m rammmw Nud quothumanmu m Hummer K W V6 ulepnnn wrd Emu mm Function and Usability in Product Design The structure of Action there are four different things to consider the goal what is done to the world the action the world itself and the check of the worldquot To gain understanding of product usability how it relates to form communication and to nurture the ability to analyze and classify characteristics allow impede usability of product s 39quotW39M w w Eualualiun or mtorpmtaliuns Sequence or mm Intersraunq m6 women Executor at Pmng39 the mug mo Milan mum at the world THE WORLD b i fquot lljn j h Pixar Lifted httpwwwvoutubecomwatchvpY1 HrhwaXU g A K 1 1 w I i Understanding Usability Usability concepts 1 Visibility Mental Models Affordances and Constraints Mapping 3r Feedback Error Copyright Understanding Usability Form Follows Functionquot Form Communicates Function Visibility Those features of a product which are to be interacted with are immediately visible and identifiable and Action and intent of features are clear Legibility all any dimm Mental Model The picture users form in their heads of how a product or system operates aka conceptual modelquot User s mental In 0 del Designer s rn ental mode 39 Designer User Mental Model quotVw 3 A er w u 3 q BM 9 g wz L a A fa P H Iquot 9 5 quotJH Maw w Affordance A means provided by which an object is manipulated or interacted with Constraint Limitations of actions that can be performed on a system or product 2182008 12 Affordance A means provided by which an object is manipulated or interacted with Constraint Limitations of actions that can be performed on a system or product Understanding Usability Mapping The relationship between control movement and their intended outcomes The relative positioning of controls to the components they influence 2182008 14 Understanding Usability Mapping The relationship between control movement and their intended outcomes The relative positioning of controls to the components they influence Ambiguous Naturally Mapped Q 0 i i l 3 39139 l i Ix ill a Back Back Front Front B H ft 3 kR39 ht Left Right Left Right an a an 399 r n w U 1 Front Left Front Right 2182008 15 Understanding Usability Feedback Confirmation of an action Verification of an input Information retu rned to a user about successfailure of manipulation 2182008 16 Error Here is what designers should do 1 2 3 4 Understand the causes of error and design to minimize those causes Make it possible to reverse actions to quotundoquot them or make it hard to do what cannon to reversed Make it easier to discover the errors that do occur and make them easier to correct Change the attitude toward errors Those of an object s user and attempting to do a task getting there by imperfect approximations Don t think of the user as making errors think ofthe actions as approximations of what is desiredquot


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