Been there and done it
Seems similar to what Microsoft tried years ago with their 950XL phone?
Lenovo has unveiled the ThinkPhone, an Android smartphone the company is positioning as a business device alongside its ThinkPad laptops, with a number of features designed to make the two devices work better together. lenovo thinkphone The ThinkPhone is the product of Lenovo's Motorola division, which it acquired back in …
I'm sure the phone casing is very strong. But strong phones aren't the problem. It's the massive fuck-off glass bit on the front that breaks. Hence calling a phone rugged is stupid, unless you've done something to protect the glass. At least a rubber bumper round it, so only a direct drop onto a non flat surface is required to break it.