enumeration of kinematic structures according to function

... (Courtesy of Toyoda Machine Works Ltd., Aichi-Pref., Japan.) kinematic structures of parallel manipulators according to their nature of motion and degrees of freedom. 9.2.3 Enumeration of Planar ... represents a family of parallel manipulators for which the number of limbs is equal to the number of degrees of freedom of the manipulator, and the total number of joint degrees of freedom in each ... with parallel manipulators were identified and employed for the enumeration of the kinematic structures of. .. Parallel Manipulator: Kinematics, Construction, Software, Workspace Results,...

Ngày tải lên: 26/12/2013, 00:16

... en Topologie, Fundamental Mathematics, 15, 271–283 [4] Sohn, W and Freudenstein, F., 1986, An Application of Dual Graphs to the Automatic Generation of the Kinematic Structures of ... rise to two different dual graphs Sohn and Freudenstein [4] applied the concept of dual graphs for the development of an automated procedure for the enumeration of the kinematic structures ... vertices of a dual graph correspond to the loops of a conventional graph, (2) the loops of a dual graph correspond to the vertices of a conventional graph, and (3) degree of a vertex...

Ngày tải lên: 17/12/2013, 13:15

... links of a kinematic chain are numbered sequentially from 1 to n Since in the graph, representation vertices correspond to links... Development of an Atlas of the Kinematic Structures ... Sketching of EpicyclicType Automatic Transmission... A kinematic chain is an assemblage of links connected by joints The study of the nature of connection among various links of a kinematic ... structural topology of a kinematic chain up to structural isomorphism For example, the link -to- link adjacency matrix of. .. Synthesis of Epicyclic Gear Trains, ASME Journal of Mechanisms,...

Ngày tải lên: 17/12/2013, 13:15

... Symbol Number of vertices v Number of links n Number of edges e Number of joints j Number of vertices of degree iv i Number of links having i joints n i Degree of vertex id i Number of joints on ... Degrees of Freedom The degrees of freedom of a mechanism is perhaps the first concern in the study of kinematics and dynamics of mechanisms. The degrees of freedom of a mechanism refers to the ... degrees of freedom of a mechanism to the number of links, number of joints, and type of joints. It is also possible to establish an equation that relates the number of independent loops to the...

Ngày tải lên: 17/12/2013, 13:15

... number of gear pairs is equal to the number of independent loops; the number of turning pairs is equal to the number of links diminished by one; and the number of degrees of freedom is equal to the ... Application of Boolean Algebra to the Motion of Epicyclic Drives, ASME Journal of Engineering for Industry, Series B,... employed for the enumeration of one-dof EGTs with up to five independent ... an atlas of labeled graphs and typical functional schematics of nonfractionated epicyclic © 2001 by CRC Press LLC gear trains classified according to the number of degrees of freedom,...

Ngày tải lên: 17/12/2013, 13:15

... housing The torque converter has three purposes First of all, it serves as a fluid coupling to provide a smooth transmission of torque from the engine to the wheels... vehicle to stop without ... (attached to the piston), and link 6 is the piston. We observe that the piston and the crankshaft of the second mechanism shown in Figure 8.1 belong to a four-bar loop. A change in the location of the ... and automatic transmissions This section deals with the enumeration of automatic transmission mechanisms A commercial automotive automatic transmission is shown in Figure... figure, an automatic...

Ngày tải lên: 26/12/2013, 00:16

... Materials Autar K Kaw Mechanics of Fatigue Vladimir V Bolotin Mechanism Design: Enumeration of Kinematic Structures According to Function Lung-Wen Tsai Nonlinear Analysis of Structures M Sathyamoorthy ... Manipulators 9.2.1 Functional Requirements 9.2.2 Structural Characteristics 9.2.3 Enumeration of Planar Parallel Manipulators 9.2.4 Enumeration of Spherical Parallel Manipulators 9.2.5 Enumeration of ... B Atlas of Contracted Graphs C Atlas of Graphs of Kinematic Chains D Atlas of Planar Bar Linkages E Atlas of Spatial One-dof Kinematic Chains F Atlas of Epicyclic Gear Trains G Atlas of Epicyclic...

Ngày tải lên: 27/06/2014, 15:20

... customers’ requirements, of a class of mechanisms of interest Determine the nature of motion (i.e., planar, spherical, or spatial mechanism), degrees of freedom (dof), type, and complexity of ... determination of the number of links, type of joint, and number of joints needed to achieve a given number of degrees of freedom of a desired mechanism During this phase of study, the designer makes ... correct number of links that are connected with proper types of joints to ensure mobility Number synthesis also involves the enumeration of all feasible kinematic structures or linkage topologies...

Ngày tải lên: 02/07/2014, 12:20

... brought into widespread use by employers because of their need to ensure that they place the right people in the right job from the outset One of the main reasons for this in today’s world of tight ... are typical of the type and style of question that you are likely to encounter in actual tests and are designed to provide valuable practice for anyone who may have to take this type of test in ... Francis Altogether they had 111 How many did each have? 13 DAY THEATRE is an anagram of which common phrase (2,3,5)? (Clue: on your marks.) 14 BONA FIDE is to genuine as DE FACTO is to: assumed, together,...

Ngày tải lên: 12/08/2013, 18:49

... Successful completion of the programme will enable students whom chooses to specialise in economic history to apply to doctoral programmes in economic history, and student whom chooses to specialise ... requirements with regard to the above mentioned aspects It is up to the teaching professor to decide whether the credits of a course should be converted into a total of 100 points for each course, ... aims to provide an extensive awareness of theories and practises of GIS The course will build up a high level of practical skills and experience in the use of high quality hardware and software tools...

Ngày tải lên: 08/03/2014, 05:20

... which are "the unity of the outside and inside of an event" are the true province of history, and to understand them we must enter into the thoughts of the agents One grand vision of the social world ... clear to Paley that all the wonders of the natural world, too, had just such a Creator In Darwinian hands, of course, goodness -of- fit between form and function in nature is regarded as due to selection, ... able to use simulation techniques to study the evolution of systems of meaning and inference without, of course, having to impute understanding in any sense to the computer We turn now to consider...

Ngày tải lên: 14/03/2014, 21:20

... Ubiquitous systems in R 3.2 Ubiquitous systems close to a curve in Rn Proof of Theorem 4.1 The ubiquity version of Theorem 4.2 An auxiluary lemma 4.3 Proof of Theorem Proof of Theorem Proof of Theorem ... PLANAR CURVES 2.3 Proof of Theorem To a certain degree the proof follows the same line of argument as the proof of the convergent part of Theorem In par∗ ticular, it suffices to consider the rational ... 368 VICTOR BERESNEVICH, DETTA DICKINSON, AND SANJU VELANI Proof of the rational quadric statements 2.1 Proof of Theorem 2.2 Hausdorff measure and dimension 2.3 Proof of Theorem Ubiquitous systems...

Ngày tải lên: 15/03/2014, 09:20

... principle of these experiments is to determine if, in the presence of a fixed amount of effector A, the addition of increasing concentrations of effector B can suppress the response to effector A ... the mode of action of the allosteric effectors? Do activator and inhibitors bind competitively to the same sites on the regulatory subunits? Is there instead an additive effect of inhibitors, or ... mechanism of modulation of catalytic activity Several models have been proposed to explain the molecular mechanism of effector action [5,44,45] Globally, effectors appear to modulate the stability of...

Ngày tải lên: 16/03/2014, 19:20

... estimation, is to use a Horvitz-Thompson estimator, see [1] The idea is 14 Dietrich Stoyan here to weight the point pairs according to their frequency of observation The observation of a point pair of large ... density of the Laplace operator An important application is the morphological characterization of spatial structures: Minkowski functionals lead to order parameters, to dynamical variables or to statistical ... [6].) The idea of the Takacs-Fiksel method is to determine empirical analogues of both sides of equation (10) for a series of ‘test functions’ f and to chose µ and V so that the sum of squared differences...

Ngày tải lên: 17/03/2014, 14:59

... decreased by a factor of going from pH 6.7 to 7.3 for binding to CMSephadex and by a factor of 3-5 for binding to membranes In both cases the proportion of bound ChAc was independent of ChAc concentration ... after injection of labelled choline, we get slightly worried about the relevance of the uptake of free choline into synaptosomes This is why we want to fractionate the synaptosomes to see which ... Establishment, Porton Down, Salisbury (U.K.) P., WOODRUFFE, M., Department of Physiology & Biochemistry, University of Southampton, G Southampton (U.K.) List of Contributors G B ANSELL, Department of Pharmacology...

Ngày tải lên: 29/03/2014, 13:20

... able to distinguish their own offspring from other males offspring and channel investment selectively to their own offspring 2.5.2.3 The distribution of unilateral altruism Functional analyses of ... trustworthy players The notion of partner choice naturally leads to consideration of the role of other potential partners available to the players, and hence to the idea of cooperation markets, where ... altruistic punishment to keep the tendencies toward defection by partners in check According to Fehr & Fischbacher (2003), all of this boils down to our unique capacity to establish Cooperation...

Ngày tải lên: 08/04/2014, 12:58

... degree of incorporation of the labelled oxygen In contrast, protonation of the hydroxyl of with departure of water would lead to liberation of isotopically enriched N2 O and no possibility of the ... the site of 17 O or 18 O incorporation) allowed a distinction between the two In the path to the left, protonation of the hydroxyl of with loss of labelled water as nucleofuge would lead to the ... Chemistry, University of Bristol, Cantock’s Close, Bristol, BS8 1TS Howard Maskill School of Natural Sciences, University of Newcastle, Newcastle upon Tyne NE1 7RU xvi Contributors ´ Juan Arturo...

Ngày tải lên: 04/06/2014, 15:26

... problematization of time entails a challenge to the primacy of the role of space, and the reintroduction of the classical problem of becoming in opposition to that of Being.” A varied number of authors ... breadth of this topic, it was also due to the fact that spatial analysis of archaeological materials has been recognized as being one of the most important ways of gaining insights into past forms of ... scale of analysis as opposed to based on methods of analysis allows us to highlight the variability of methodological approaches that can be used to approach similar data sets As was alluded to...

Ngày tải lên: 11/06/2014, 16:57

... reactor at stoichiometric ratios of alcohols to aldehydes, temperature histories of 1.3 to seconds at 350ºC or 1.4 to 2.5 seconds at 460ºC The reported yields of acetals were 15 wt % to 69 wt %, ... Exposure to air during storage • The length of storage time • The storage temperature A thorough discussion of the effects of the reactor variables is outside the scope of this review They have ... original feedstock 3.5 Oxidation The exposure of bio-oil to air can oxidize the alcohols and aldehydes to carboxylic acids An example of this reaction is the autooxidation of ethanol in wine to vinegar...

Ngày tải lên: 19/06/2014, 14:02

... Evanston, Ill, USA, 2006 [26] P Boersma, “Accurate short-term analysis of the fundamental frequency and the harmonics -to- noise ratio of a sampled sound,” in Proceedings of the Institute of Phonetic ... anechoic, stereo recordings of any number of harmonic musical sources without prior analysis of the sources and without knowledge of the musical score This method is similar to recent approaches in ... CASA to achieve separation of signals that overlap in time-frequency Our technique differs from existing methods in that it is designed to work when the number of sources exceeds the number of mixtures,...

Ngày tải lên: 22/06/2014, 23:20