Sample Solution from
Machine Elements in Mechanical Design (6th Edition) (What's New in Trades & Technology)
6th Edition
ISBN: 9780134441184
Chapter 1
Problem 1P
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Textbook Problem

For the devices described in Problems1−14, write a set of functions and design requirements in a similar manner to those in Section1−4. You or your instructor may add more specific information to the general descriptions given.

  1. The hood latch for an automobile.

Expert Solution
To determine

Functions and design requirements for hood latch for an automobile.

Explanation of Solution

Functions for hood latch for an automobile are:

  • Hood latch is the type of mechanical component that keeps the hood closed shut.
  • The latch keeps the hood connected to the automobile.
  • It prevents the accidental opening.

Design requirements for hood latch for an automobile are:

  • Spring must have enough stiffness to hold the hood.
  • Hood latch must be able to work minimum 8 hr per day.
  • Applied force to the hood latch should not be too large.
  • Mechanical efficiency must be greater than 95%.
  • Cost must be moderate.
  • Less wear producing material is selected.
  • All government and industry safety standards must be met.
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