Why Do North American Plugs Have Holes at William Mcdonough blog

Why Do North American Plugs Have Holes. the holes on electrical prongs serve two purposes: one primary reason for the two holes on plug prongs is to provide a better grip within the socket. have you ever wondered why there are holes in the prongs of your electrical plugs? They were designed to prevent slipping and pull. according to the official regulations by nema (national electrical manufacturers association) and ansi (american national. To grip the outlet better and to seal the device. Learn how these holes work and what types of plugs and outlets are used in north america. And how they serve various functions today. the holes in electrical plugs allow them to securely grip the bumps inside the electrical outlet, improving contact and preventing accidental. learn how holes in electrical plugs originated from a patent by harvey hubbell jr. Inside many outlets, there are small balls or springs.

Why the heck do U.S. plugs have holes in them? Boing Boing
from boingboing.net

They were designed to prevent slipping and pull. the holes in electrical plugs allow them to securely grip the bumps inside the electrical outlet, improving contact and preventing accidental. To grip the outlet better and to seal the device. one primary reason for the two holes on plug prongs is to provide a better grip within the socket. And how they serve various functions today. learn how holes in electrical plugs originated from a patent by harvey hubbell jr. Learn how these holes work and what types of plugs and outlets are used in north america. have you ever wondered why there are holes in the prongs of your electrical plugs? Inside many outlets, there are small balls or springs. the holes on electrical prongs serve two purposes:

Why the heck do U.S. plugs have holes in them? Boing Boing

Why Do North American Plugs Have Holes the holes on electrical prongs serve two purposes: And how they serve various functions today. have you ever wondered why there are holes in the prongs of your electrical plugs? Inside many outlets, there are small balls or springs. the holes on electrical prongs serve two purposes: They were designed to prevent slipping and pull. the holes in electrical plugs allow them to securely grip the bumps inside the electrical outlet, improving contact and preventing accidental. one primary reason for the two holes on plug prongs is to provide a better grip within the socket. according to the official regulations by nema (national electrical manufacturers association) and ansi (american national. learn how holes in electrical plugs originated from a patent by harvey hubbell jr. Learn how these holes work and what types of plugs and outlets are used in north america. To grip the outlet better and to seal the device.

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