What is backlash in gear terms? The term backlash is defined as the amount by which a tooth space exceeds the thickness of a gear tooth engaged in mesh. It is necessary to ensure the smooth rotation of meshed gears. The following extract is from the KHK Gear Catalogue* which details the types of backlashes, the relationships between backlashes and the fundamental equations, as well as easy-to-understand illustrations of how it all works.
Don't panic and discover below how to recover an unsaved file. 1  Go to FILE -> Open. 2  Choose Recent Workbooks. 3  Scroll down and click on the Recover Unsaved Workbooks button at the bottom of the list. Note.  When the Open dialog box pops up, just select the necessary file and click Open.
Here's a screen shot of our innocent-looking Excel file: ..and here is where all the file size is coming from: - in this case, the culprit is clearly Sheet2, so that's where to start looking.. Here's how to do it: 1  Save your file. 2  SaveAs a completely new name so that you can mess about with it.3  SaveAs Web page (choose 'Other Formats' in Excel 2007). 4  Open Explorer.5  Navigate to where you saved the file. 6  Open the folder with the same name as your file. 7  Sort descending by the file size.ere's how to do it: 1  Save your file. 2  SaveAs a completely new name so that you can mess about with it. 3  SaveAs Web page (choose 'Other Formats' in Excel 2007). 4  Open Explorer. 5  Navigate to where you saved the file.