Exercises from book "Autodesk Inventor exercises" by Bob McFarlane. 2D sketches.

Flange - 2D draft and views of 3D model from a book "100 CAD exercises. Beginners guide by 12CAD.com"

     There is a draft or 2D sketch:

    And there are two views of a 3D model:

    3D model have been created by author of article.

Hook for winch

     This hook was created from ISO 1837-2003 standart image.

 

Material - stainless steel 440C   (UNS designation S44004). 

Load - 7500 N.

Couple bar - winch №2 - without wheels

 Bearings takes all load, but it is can be to create wheels that are kept on clamping rings.

Couple bar - winch

 

Tasks from taskbook of drawing Rassohin, Rozov, Celinski Mashgiz Moscow 1962 Sverdlovsk

 Views with approximate dimensions:

Cube volume calculate program

Code of program:

print("calculate cube volume")

a=input("a=")

a=float(a)

volume=a**3

print("volume=")

print(volume)