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.
2. Search for the Word Backup File to Recover Deleted Word Document. The next thing you should do is search for the backup file of your word document (.wbk). For this to work, you need to have backups enabled in Word, and you need to know where the document was saved. Open Microsoft word and choose the File tab in the upper left corner. Click on the File tab and choose Open. Choose the folder where your document was last saved in. Select the backup file and click Open. If you canât remember the document location, then make sure to search your entire computer for Word backup files. You can do so by entering *.wbk into Windows Search.