the design of everyday things ebook pdf

... faster if the thermostat is turned all the way to the maximum setting? Trang 17• Two 'folk' theories of thermostats • timer theory - thermostat controls the relative proportion of time that the device ... It examines the effect of poor design and equipment failure on human behavior • It covers user-centered design, on everyday things and on everyday actions Trang 7Design of Everyday Things• “I ... Interface Design and ProgrammingCS422 Luc Renambot renambot@uic.edu The Design of Everyday Things Week 1 Trang 2The purpose of this assignment is to give you a bit of practice with the material

Ngày tải lên: 10/05/2015, 14:31

... location 3) at the coupling end of the input shaft and the spher-ical roller thrust bearing 29464E (bearing location 9) at the output end of the output shaft Based on the index of dynamic stressing ... Output shaft Trang 7The effects of basing the bearing dimensions on attain-able life become evident in the case of the two bearings dimensioned for the least load carrying capacity: the spherical roller ... by counterbending of rolls 2 and 4 Moreover, the narrow tolerance of the foil thickness requires a high radial runout accuracy of the bearings and adequate radial guidance of roll 3 which is

Ngày tải lên: 11/08/2014, 05:22

... attached to the ship The slewing gantry with the crane superstructure is supported on the crane pillar The bearing mounting has to take up the weight of the superstructure and the payload Since the common ... dimensioning The thrust load, consisting of the weight of the slew-ing superstructure and the payload, is much higher than the radial load resulting from the tilting moment and wind pressure Therefore, the ... preloading, the de-sign is of the floating mounting type The outer rings are securely locked via the two covers by means of a spacer ring The centre lip of sleeve H is slightly nar-rower than the spacer

Ngày tải lên: 11/08/2014, 05:22

... the other under load. The term "dynamic" does not refer, therefore, to the effect of the load but rather to the operating condition of the bear- ing. The magnitude and direction of the ... a way that the pressure cone apex of the left-hand bearing points to the left and the pressure cone apex of the right-hand bearing points to the right. With the O arrangement one of the bearing ... Glossary Load angle The load angle ␤ is the angle between the resultant applied load F and the radial plane of the bearing. It is the resultant of the radial component F r and the axial component

Ngày tải lên: 11/08/2014, 05:22

... attached to the ship The slewing gantry with the crane superstructure is supported on the crane pillar The bearing mounting has to take up the weight of the superstructure and the payload Since the common ... dimensioning The thrust load, consisting of the weight of the slew-ing superstructure and the payload, is much higher than the radial load resulting from the tilting moment and wind pressure Therefore, the ... preloading, the de-sign is of the floating mounting type The outer rings are securely locked via the two covers by means of a spacer ring The centre lip of sleeve H is slightly nar-rower than the spacer

Ngày tải lên: 13/08/2014, 05:21

... Control 211 Part 3: The Power of the Key Principles 223 Chapter 11 The Power of the Collection Habit 225 Chapter 12 The Power of the Next-Action Decision 236 Chapter 13 The Power of Outcome Focusing ... Many of these businesspeople are successful because the crises they solve and the opportunities they take advantage of are bigger than the problems they allow and create in their own offices ... lists of 17 THE ART OF GETTING THINGS DONE I PART ONE unclear things; they haven't yet realized how much and what they need to organize in order to get the real payoff They need

Ngày tải lên: 26/06/2015, 18:17

... reinforce that the entire focus of the study is to understand the voice of the customer the next step was to design the presentation, communicating the use of the program manual and reviewing the manual ... were opposed to them instead of in their favor the gap of the disjoint of the research to the end users was becoming much greater ThE SOLuTION: A NATION-WIDE TRAINING 1 Communicating the Research ... most important element of the expectations is they are written from the customer’s point of view they represent the true voice of the customer Metrics that were included in the past such as “Greet

Ngày tải lên: 18/01/2014, 15:20

... reason the brief texts concentrate on the ing bearing aspects of the applications The operation roll-of the machine allows conclusions to be drawn aboutthe operating conditions which dictate the ... Bearing clearance Due to the tight fits, the inner ring of the bearing is expanded and the outer ring with the roller-and-cage assembly is contracted Thus the radial clearance of the bearing is reduced ... Bearing selection The selection of the bearings is primarily based on the main thrust, which is directed downwards It is made up of the weight of the rotor and and pump impeller (4 kN), the pump thrust

Ngày tải lên: 23/01/2014, 04:20

... know the prices of chemicals in the various markets and the operating costs of processes, the problem is then to decide the operating level of each process and amount of each chemical in the list ... chop off the solution point from the space of the LP relaxation polyhedron The process is repeated, thereby reducing the gap between the MILP and its LP relaxation... follows The ... restricting the dispersion of the. .. axis of the selected branching variable The subproblems are maintained in a list In each iteration, the procedure selects one of these subproblems

Ngày tải lên: 25/01/2014, 13:20

... invariably of baseball, and scores of young men knew the batting averages of the different players and the standing of the clubs with far greater accuracy than they knew the standing or the discounts of ... coincidence, the card of the author of the manuscript was brought to the "reader." The men were close friends Hastily gathering up the manuscript, the critic shoved the work into a drawer of his ... came in the shape of what they had earned There were exceptions here and there, as there are to every rule; but the majority of these, he soon found, were more in the seeming than in the reality

Ngày tải lên: 26/01/2014, 17:20

... way, the life of a President of the United States, the domestic life of the White House, and the financial arrangements made by the government for the care of the chief executive and his family The ... Association were offered him, but he decided to rent the ballroom of the Hotel Waldorf The hotel was then new; it was the talk not only of the town but of the country, while the ballroom had ... room in the front portion He had allotted the first third of the magazine to the general literary contents and the latter two-thirds to departmental features Toward the close of the number, the departments

Ngày tải lên: 26/01/2014, 17:20

... solar system—the precession of theorbit of Mercury and the bending of light by the Sun Over the ensuing decadestheoretical analyses deepened the understanding of the theory and exhibited therichness ... from the councils of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine The members of the committee responsible for the report were chosen for their ... time The application of this new theory to predict the outcome ofblack hole evaporation and the nature of the big bang singularity • The continued development within quantum gravity of a theory of

Ngày tải lên: 12/02/2014, 16:20

... least one of the 182 days before you claimed the disability element Income Support On account of incapacity for work Have received IS for a period of 140 qualifying days and where the last of those ... one of the preceding 182 days National Insurance Credits On account of having limited capability for work Have received for a period of 20 weeks, and where the last of those fell within the 56 ... were entitled to the disability element of Working Tax Credit in the 56 days before your claim for the disability element by satisfying the qualifying conditions under one of the sickness or disability-related

Ngày tải lên: 15/02/2014, 14:20

... between the tooth Thus The width of slot between the base of the tips is taken as the average of the distance of the chord length of the inner corners of the tooth tips at the top of the tooth and the ... angle spanned by the tooth at radius r si, θtb—the angle spanned by the tooth at radius r sb , w tb —the width of the tooth base, d tb—the depth of the tooth base, d tte —the depth of the tooth tip ... occupied by the permanent magnet All of these variables, with the exception of the radius of the rotor shaft, r rs, which is assumed to be known, will be determined as part of the design process

Ngày tải lên: 16/02/2014, 18:55

... any means. The designations employed and the presentation of the material in this health information product do not imply the expression of any opinion whatsoever on the part of the World Health ... The CCS process... Organization of the health sector   The Ministry of Public Health and Population is the organization responsible for the health sector and is one of the ... health staff as well as the establishment of treatment... of the rural population or more than 45% of the total population According to the third five-year plan, there are currently

Ngày tải lên: 18/02/2014, 15:20

... to address the role of heme degrada-tion in the populadegrada-tion of hemoglobin-positive cells To the best of our knowledge, there has been no report on the promoter function of the human HO-2 ... together, these results indicate that hypoxia reduces the expression levels of HO-2 mRNA and protein in five out of six cell lines, with the exception of KG1 myeloid cells Hypoxia decreases the ... hyp-oxia The decreased levels of HO-2 mRNA may be in part due to the enhanced degradation of the HO-2 mRNA Functional analysis of the HO-1 and HO-2 gene promoters under hypoxia To address the question

Ngày tải lên: 19/02/2014, 06:20

... the roles of these messages are described in the next sections The following variables are used in the pseudocode: topics is the set of topics that the local node is aware of, msg.source is the ... for topic1100 The subscription of node 0111 causes the other two nodes along the route to become forwarders for the topic, and causes them to add the preceding node in the route to their children ... locate the rendez-vous point of a topic If the publisher is aware of the rendez-vous point’s IP address then thePUBLISHmessage can be sent straight to the node If the publisher does not know the

Ngày tải lên: 19/02/2014, 18:20

... entrusted by the Saviour with the guardianship ofthe Vine" But the Vine in the universal language of the Fathers betokened the whole Church of God And theCouncil refers the confirmation of its ... persons in the eyes of the world without amounts to this, that by denying the Primacy theydisprove the existence of the Church Their negation goes to the profit of total unbelief Asserters of theChurch's ... at the beginning of the fifth century was justified by the experience ofTheodorich at the beginning of the sixth And, further, we may take the conduct of these two great men asexpressing on the

Ngày tải lên: 21/02/2014, 11:20

... level of the interest rate (the 2-year swap rate) and of the term structure (the difference between the 10-year and the 2-year swap rates) prevailing at the time of each issuance Trang 7The table's ... between their balance sheets and the balance sheet of the domestic sovereign If the fiscal position of the domestic sovereign deteriorates substantially, the quality of available collateral to the ... after the introduction of the euro and discussed the pros and cons of common issuance In 2009, the Commission services again discussed the issue of common issuance in the EMU@10 report The intensification

Ngày tải lên: 06/03/2014, 08:20

... common, as do the difficult things. When things are visible, they tend to be easier The Design of Everyday Things real needs of the user? I expected my students to visit the homes of potential ... (VCR) so intimidating. The Psychology of Everyday Things This book is about the psychology of everyday things. POET empha- sizes the understanding of everyday things, things with knobs and dials, ... Rotating the knob with the pictures of the speaker at either side makes the sound come entirely out of the front speakers (when the knob is all the way over to one side), entirely out of the rear...

Ngày tải lên: 26/05/2014, 07:46