An open forum for all enthusiasts of the classic 60 series Nissan Datsun Patrol to gather and share information and gain knowledge. Members share off-road stories, restoration advice, modification ideas in an atmosphere free of a single controller. The fo
Interesting, I didn't know phillips was Dutch. I recently had to replace the door lock mechanism in one of the French doors in my house. It is German made I think, Hoppe brand. It was all Allen head screws and they must have been metric because my set of allen wrenches didn't fit snuggly.
Not to start an international dispute... Per thoughtco.com (https://www.thoughtco.com/history-of-sc ... bly%20line.)
"In the early 1930s, the Phillips head screw was invented by Oregon businessman Henry Phillips (1889–1958). Automobile manufacturers now used car assembly lines. They needed screws that could take greater torque and could provide tighter fastenings. The Phillips head screw was compatible with the automated screwdrivers used in an assembly line."
There are interesting articles on the development of the torx fastener. Most fastener head development in the US appears to be in response to the industrial development of automobile assembly and the need to specific torque and other tolerances.
Keith