... expression of the optimal parameters of kinematics of the sculptured surfacemachining on a multi-axis NC machinein terms ofgeometryof the part surface and of the generating surfaceof theform-cutting ... Classification of Surfaces The number of different surfaces that bound real objects is innitely large. A systematic consideration ofsurfaces for the purposes ofsurfacegeneration is of critical ... Group, LLC KINEMATIC GEOMETRY OF SURFACE MACHINING â 2008 by Taylor & Francis Group, LLC 18 KinematicGeometryofSurfaceMachining surface P there exists a corresponding motion of a special...
... expression of the optimal parameters of kinematics of the sculptured surfacemachining on a multi-axis NC machinein terms ofgeometryof the part surface and of the generating surfaceof theform-cutting ... of Contact of the Surfaces P and T 1384.6.1 On a Possibility of Implementation of the Indicatrix of Conformity for Identication of Kind of Contact of the Surfaces P and T 1384.6.2 Impact of ... 45911.2 MachiningofSurfacesof Revolution 46911.2.1 Turning Operations 46911.2.2 Milling Operations 47411.2.3 Machiningof Cylinder Surfaces 47511.2.4 Reinforcement ofSurfacesof Revolution...
... of Contact of the Surfaces P and T 1384.6.1 On a Possibility of Implementation of the Indicatrix of Conformity for Identication of Kind of Contact of the Surfaces P and T 1384.6.2 Impact of ... 45911.2 MachiningofSurfacesof Revolution 46911.2.1 Turning Operations 46911.2.2 Milling Operations 47411.2.3 Machiningof Cylinder Surfaces 47511.2.4 Reinforcement ofSurfacesof Revolution ... expression of the optimal parameters of kinematics of the sculptured surfacemachining on a multi-axis NC machinein terms ofgeometryof the part surface and of the generating surfaceof theform-cutting...
... Classification of Surfaces The number of different surfaces that bound real objects is innitely large. A systematic consideration ofsurfaces for the purposes ofsurfacegeneration is of critical ... Because of this, not a kinematic scheme ofsurfacegeneration but a principal instant kinematics of sculptured surfacegeneration has to be investigated instead.Kinematics of sculptured surfacegeneration ... surfacemachining — that is, from the case ofmachining a sculptured surface on a multi-axis NC machine.2.1 Kinematics of Sculptured Surface Generation For machiningof sculptured surfaces...
... descriptions ofsurfaces that allow sliding over themselves.2.5 Feasible Kinematic Schemes ofSurface Generation Kinematics ofsurfacegeneration is a cornerstone of an innite variety of various machining ... principal instant kinematics ofsurface generation. This is one more example of the difference between the classical differen-tial geometryofsurfaces and the kinematicgeometryofsurface generation. The ... Group, LLC 46 KinematicGeometryofSurface Machining nonagile kinematics ofsurfacegeneration can be considered as a particular (degenerated) case of agile kinematics ofsurface generation, ...
... the local -surface contact ofsurfacesof the rst kind is identical to the true -surface contact of the surfaces. 2. Consider line kind of contact of the surfaces P and T. When the surfaces ... 110 KinematicGeometryofSurface Machining 4.4.2 Indicatrix of Conformity of the Surfaces P and TIntroduced in this section is a quantitative measure of the rate of conformity of two surfaces. ... cases of the surface s conguration. Application of Dupin’s indicatrix of the surface of relative curvature enables only approximate analytical descrip-tion of the geometryof contact of the surfaces. ...
... 184 KinematicGeometryofSurfaceMachining of the parameter of motion w. The theory ofsurfacegeneration also deals with surfaces for which the enveloping surface is congruent to the moving surface. 5.2.1.3 ... conguration.Denition 4.3: Quasi -surface (of the second kind) contact of the surfaces P and T is a kind of point contact of the surfaces under which actual tan-gency of the surfaces is within the true-point ... contact of the surfaces. Moreover, the productivity ofsurfacegeneration when maintain-ing the quasi-kind of contact of the surfaces P and T is practically identical to the productivity of surface...
... of the kinematics of grasping and themovements of pointing toward an object in patientswith C6 tetraplegia have been described [24]. However,we found no studies of the kinematic analysis of ... groups of patients with tetraplegia. This was a useful application of kinematic analysis of upper limb movement in a clinical setting. Better knowledge of the execution of thismovement in each of ... themoment corresponding to 72.64% of the cycle of subjects with C6 tetraplegi a, 73.45% of the cycle of sub-jects with C7 tetraplegia and 71.38% of the cycle of CG)(Figure 4). On the other hand,...
... magnification of original spectra. (D) Absorption spectra of the acid-denatured K13N mutant (spectrum a), of the K13N mutant after 3 ms of mixing with 40 mM sulfate (spectrum b), and after 5 s of mixingwith ... reagents used were of analytical grade.Construction of horse cytochrome c expressionsystemA version of the horse cytochrome c synthetic gene wasdesigned on the basis of the sequence of a previously ... of electrostaticrepulsions in the acidic molten globule of cytochrome c.J Mol Biol 222, 679–686.13 Jordan T, Eads JC & Spiro TG (1995) Secondary andtertiary structure of the A state of...
... years and the other members of the Executive Board for terms of office of between five andeight years. No term of office shall be renewable. The number of members of the Executive Board may be ... conditions of Accession of the Czech Republic, the Republic of Estonia, theRepublic of Cyprus, the Republic of Latvia, the Republic of Lithuania, the Republic of Hungary, the Republic of Malta, ... of office shall be eight years and shall not be renewable.Only nationals of Member States may be members of the Executive Board.11.3. The terms and conditions of employment of the members of...