Journal of Manufacturing Science and Engineering: Recent submissions

Now showing items 7181-7200 of 7723

    • Analysis of Plane-Strain Extrusion Through Arbitrarily Shaped Dies Using Flow Function 

      V. Nagpal (The American Society of Mechanical Engineers (ASME), 1977)
      Plane-strain extrusion of a nonworkhardening material through a die with arbitrarily defined profile is analyzed using extremum principles. General kinematically admissible flow models for the ...

    • Deformation Modes and Lip Fracture During Hole Flanging of Circular Plates of Anisotropic Materials 

      W. Johnson; N. R. Chitkara; H. V. Minh (The American Society of Mechanical Engineers (ASME), 1977)
      An experimental investigation was carried out to determine the deformation leading to failure of the hole periphery in the hole flanging process using a conical punch. Circular plates of various ...

    • The Theory of Torque, Shaking Force, and Shaking Moment Balancing of Four Link Mechanisms 

      J. L. Elliott; D. Tesar (The American Society of Mechanical Engineers (ASME), 1977)
      A method for the driving torque, shaking moment, and shaking force balancing is given as individual or combined problems for all of the four-link mechanisms: the four-bar, the slider-crank, the ...

    • On Wedge Indentation and Its Relationship With Incipient Plastic Deformation in Metal Cutting 

      K. J. Weinmann (The American Society of Mechanical Engineers (ASME), 1977)
      This paper deals with plane strain indentation of annealed brass by both symmetric and half wedges, and the connection between wedge indentation and incipient chip formation by a positive rake ...

    • Optimum Design of Ribbon and Wire Wound Cylinders for Metal Forming Dies 

      J. Gro̸nbaek; T. Wanheim (The American Society of Mechanical Engineers (ASME), 1977)
      The ribbon winding process enables the manufacture of metal forming dies with higher allowable internal working pressure than is possible by conventional shrink-fit constructions. Varying the ...

    • Dynamic Data System: A New Modeling Approach 

      S. M. Wu (The American Society of Mechanical Engineers (ASME), 1977)
      The dynamic data system (DDS) is a modeling technique that uses dynamic data in the form of a time series to develop physically meaningful stochastic difference/differential equations. The general ...

    • The Thermodynamic Performance of Oil-Flooded Helium Screw Compressors 

      W. M. Toscano; L. C. Hoagland (The American Society of Mechanical Engineers (ASME), 1977)
      In recent years the cryogenic community has become interested in the application of hermetic screw compressors for helium refrigeration/liquefaction systems. In the past the screw compressor had ...

    • Free Convection at Supercritical Pressures in Cryo-Fluid Helium-I 

      S. Caspi; J. Y. Lee; T. H. K. Frederking (The American Society of Mechanical Engineers (ASME), 1977)
      In the course of He II-He I phase transition studies, one phase of the investigations has been concerned with free convection in He I with the aim of simulating the heat transfer in rotating ...

    • An Analysis for Plane Strain Plastic Deformation in Metal-Working Process 

      Y. S. Lee; M. R. Patel (The American Society of Mechanical Engineers (ASME), 1977)
      The two-dimensional plane strain equation of large plastic flow, expressed in terms of the stream function gradients, is modified using complex variables. The resulting governing equation is ...

    • A Two-Path Variable-Ratio Transmission With an Extended Range of Ratios 

      G. White (The American Society of Mechanical Engineers (ASME), 1977)
      The range of speed ratios available from a simple two-path, variable-ratio transmission is increased by adding a two-speed gear train and a pair of clutches. Two phases of operation minimize ...

    • Hydroforming Process for Uniform Wall Thickness Products 

      J. Tirosh; S. Yosifon; R. Eshel; A. A. Betser (The American Society of Mechanical Engineers (ASME), 1977)
      A fundamental new approach of deep drawing processes for uniform wall thickness is suggested and proved experimentally. It is based on imposition of a back-up fluid pressure which is prescheduled ...

    • Fluid Delivery and Metering for Reaction-Injection Molding 

      C. L. Tucker; N. P. Suh (The American Society of Mechanical Engineers (ASME), 1977)
      Power consumption and metering accuracy of reaction-injection-molding (RIM) fluid-delivery systems are examined. Emphasis is on the use of simple models to understand the source of metering errors ...

    • Investigation of Surface Temperature in Electro-Discharge Machining 

      C. C. Marty (The American Society of Mechanical Engineers (ASME), 1977)
      In the E.D.M. process one can correlate on the basis of a heat conduction model the material surface temperature with adimensional parameters. A mathematical formulation is proposed. For a given ...

    • On Cage-Plane Motion 

      O. Bottema; G. R. Veldkamp (The American Society of Mechanical Engineers (ASME), 1977)
      In a recent paper F. Freudenstein and E. Söylemez investigate the motion of the centers of spheres in rolling contact with two planes having coplanar motions. It appears that the said motion ...

    • A Numerical Method for the Dynamic Analysis of Mechanical Systems in Impact 

      R. E. Beckett; K. C. Pan; S. C. Chu (The American Society of Mechanical Engineers (ASME), 1977)
      This paper develops a general procedure for solving mechanism problems where intermittent separations and impacts can occur between mating parts. The numerical technique employed to solve the ...

    • On the Elastokinematics of the Involute Gear Pair 

      J. D. C. Crisp; B. Rebbechi (The American Society of Mechanical Engineers (ASME), 1977)
      The planar motion of the spur-gear pair having unseparated teeth of involute and elastically deformable form is analyzed by reducing it to an elastically and inertially constrained five-bar chain ...

    • Displacement Analysis of Spatial Seven-Link 5R-2P Mechanisms 

      J. Duffy (The American Society of Mechanical Engineers (ASME), 1977)
      Input-output displacement equations of eighth degree are derived for general spatial seven-link (RPPRRRR, RRRPPRR), (RPRRRPR, RPRRPRR), and (RPRPRRR) mechanisms. The results are verified by numerical ...

    • Gross Motion Analysis of Planar Linkages With Application to a Geared Five-Bar 

      A. F. Vadasz; A. H. Soni (The American Society of Mechanical Engineers (ASME), 1977)
      A generalized mathematical approach is developed to find the limit positions, hesitations, and dead-center positions of any given linkage. The approach is applied to study the motion of a geared ...

    • Computerized Synthesis of Straight-Line Four-Bar Linkages From Inflection Circle Properties 

      J. M. Simón (The American Society of Mechanical Engineers (ASME), 1977)
      The instantaneous property of the inflection circle corresponding to a four-bar linkage is used in the present paper to obtain points of the coupler with significant straight-line paths. These ...

    • Design of a Viscoelastic Dynamic Absorber for Machine Tool Applications 

      G. L. Nessler; D. L. Brown; D. C. Stouffer; K. C. Maddox (The American Society of Mechanical Engineers (ASME), 1977)
      The design equations are developed for a viscoelastic dynamic absorber in uniaxial compression. The dependence of mechanical properties of the absorber on frequency, temperature, and preload are ...