collection of knowledge or information of products' working mechanism

[abdulbadii]

Is there, and where is it if any, site gathers the companies or manufacturers' knowledge and information of their products' working mechanism/technics?

 

[Papabravo]

Some of them are publicly available and some are deep dark proprietary secrets.

 

[rjenkinsgb]

Some will be contained in patents, which are on public record.

This is Google's patent search link (which looks like normal google):

Google

Search the world's information, including webpages, images, videos and more. Google has many special features to help you find exactly what you're looking for.

www.google.com

If you put in eg. a manufacturer, it will list all patents in their name.

This is the result searching for Dyson:

dyson - Google Search