I found it elsewhere tho...
The blob of text seems to describe how the jaw works without breaking...
The interesting word is the last one tho, "aufzuheben", which translaes to "repealed"
Perhaps this wasn't a novel idea after all...
Roughly:
Wrench with the handle and the lower surface of upper jaw guided.
M has the upper jaw at the rear end of the extension s, which is guided in the back surface of the lower jaw. With this extension, the force exerted on the cheek m force is transmitted to the jaw m ', such that it counteracts the force exerted on this jaw force. The purpose is to reduce the effect of the forces on the dangerous section bezw"