Design of Machinery

As the first owner of this Design of Machinery book, you are eligible to purchase at a discount a copy of the student version of Working Model 2D which will be valid for a period of six months from the date of purchase.

In order to validate your eligibility for this offer, please enter the first word on the indicated page of the Design of Machinery Book and also the code from the label on the DVD sleeve. Click Validate when the information has been entered.

You will receive a fully functional version of Working Model 2D, the same as we deliver to our customers in the commercial world and those at educational institutions. Once purchased, the software will be valid for a period of six months. It must be activated on a computer in order to be used. The license can be revoked (de-activated) from a computer where it has been previously activated, and it can then be activated again on another computer. The software will still expire at the end of the six month period.