From Business Insider:
It all started in 2012, when his cat Orville got hit by a car. Jansen decided it would be a shame to simply bury his late feline friend, so he drew inspiration from his pet's namesake — Orville Wright, one of the Wright Brothers, the inventors of heavier-than-air flight. Jansen gutted Orville, preserved him, and turned him into a custom quadcopter...
... When a friend offered him a dead badger, he immediately accepted and soon settled on a use for it: a submarine. The project is called "Das Boot," a play on the famous German U-boat film "Das Boot," as well as the Dutch word for "badger" — "das." ( full story )
Simpler, stronger, and more precise. ATI Industrial Automation has developed a series of Manual Tool Changers that provides a cost-effective solution for quickly changing tools by hand. They feature a unique design that combines high strength, excellent repeatability, and a patent-pending screw-cam locking mechanism with multiple fail-safe features, which resists vibration and prevents loosening. These robust and compact Manual Tool Changers can handle payloads up to 80 pounds (36 kg) and pass pneumatics and electrical signals.