## Design of machine and structural partsVery Good,No Highlights or Markup,all pages are intact. |

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Page 39

If the bars are steel and have a

inch), a Hertzian stress analysis will show that yielding in the contact region will

begin where the applied force P = 27.6 lbf. The stiffness of contact for the two ...

If the bars are steel and have a

**yield strength**of 180,000 psi (pounds per squareinch), a Hertzian stress analysis will show that yielding in the contact region will

begin where the applied force P = 27.6 lbf. The stiffness of contact for the two ...

Page 45

Hence the material does not

RIGID BODIES Higher rigidity is displayed by bodies under tensile or

compressive

contact

Hence the material does not

**yield**even at a load of 1000 lbf. ... 3-4 NATURE OFRIGID BODIES Higher rigidity is displayed by bodies under tensile or

compressive

**stress**as opposed to bending, transverse-shear, torsion, or spotcontact

**stress**.Page 95

7-4 CONTACT

pressures (/>,, p2, . . . , pn) which approximate the actual pressure distribution

under ...

7-4 CONTACT

**STRESSES**IN INDENTED STRIPS AND SLABS The contact-**stress**distribution between strips or slabs can ...**yield**the values of the elementalpressures (/>,, p2, . . . , pn) which approximate the actual pressure distribution

under ...

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### Contents

INTRODUCTION TO FORM DESIGN | 1 |

EFFICIENT AND INEFFICIENT STRESS PATTERNS | 27 |

DESIGNING FOR RIGIDITY | 35 |

Copyright | |

13 other sections not shown

### Common terms and phrases

avoirdupois bending stress body bolt cantilever beam Celsius compression compressive stress Considerations of Stress contact area contact stresses contact surface cross section cross-sectional area crowned tooth cylinders deflection deformation determined diameter effect efficient energy storage Engineering Considerations equations example flow of force force flow free-body diagram geometry given Hertz Hertz contact stress hole hollow shaft inch inefficient stress patterns inertia Isochromatic pattern joint elements joule Juvinall keyway kilogram lbf/in load distribution machine and structural material maximum stress membrane analogy meter3 modulus of elasticity neutral axis newton normal stress notch plate portion pressure distribution principle radius relative stiffness rigidity rivet round bar second mean solar shape refinement shear stress shown in Figure shows solid shaft splines spot contact spring constant spring model sprocket static stiffeners strength strength of materials stress concentration stress distribution tensile tensile stress threads torque transverse shear tube uniform shear uniform stress