Mech4u presents : Visit to my website ; www.mech-4u.weebly.com Principles of Machine Design, standardization, designation and selection of materials, Aesthetic and Ergonomic considerations in design, Preferred numbers, Tolerances Plz share ,like ,comment

1. Machine Design
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2. Contents:
 Principles of Machine Design,
 standardization,
 designation and selection of materials,
 Aesthetic and Ergonomic considerations in design,
 Preferred numbers, Tolerances
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3. Introduction:
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4. Standardization:
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5. Basic Procedure Machine Design
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6. Explanation:
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7. Contnd:
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8. Basics Requirements Of Machine
Design
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9. Design Of Machine Elements:
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10. Explanation:
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11. Contd:
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12. Contd:
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13. Contd
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14. Aesthetic Considerations In Design
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15. Ergonomics
Considerations in
Machine Design
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16. Ergonomics Considerations in Design of
Display
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17. Concurrent Engineering
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18. Sequential Design
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19. Tolerance :
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20. Contd
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21. preferred number Explanation:
 Generally the product is manufactured in different sizes or models like a
company manufacturing motors in the the range 0.5 kw to 50 kw to suite
the needs of different customers. Preferred numbers are used to specify the
sizes of the product in the these cases. There are commonly used five
preferred number series. There are R5,R10 R20, R40 & R80 series .
 For Example - According to R10 series , if a manufacturer wants to
introduced the models between 15 to 100 units, then his series will be like...
 16, 20, 25, 31.5, 40, 50, 63, 80 & 100
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22. Preferred Numbers Definition:
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