Bar-link chain
Videos
A bar-link chain, also called a block-and-bar chain or a block chain, is a mechanical drive chain. It is composed of side plates, where each plate straddles one end of a block and is connected to the
Block chain on a bicycle by Laurin & Klement, exhibited at the Škoda Muzeum
Bicycle chain of the bar-link or block chain type on safety bicycle in a vintage (c1900) photograph
Chain drive
Videos
A chain drive is a way of transmitting mechanical power from one place to another. It is often used to convey power to the wheels of a vehicle, particularly bicycles and motorcycles. It is also used i
Bar-link chain
…A bar-link chain, also called a block-and-bar chain or a block chain, is a mechanical drive chain. It is composed of side plates, where each plate straddles one end of a block and is connected to the block with a pin going through a hole at one end…
The oldest known illustration of an endless power-transmitting chain drive, from Su Song's book of 1092 AD, describing his clock tower of Kaifeng
Sketch of pin-jointed chain by Leonardo da Vinci
1906 Austin- plan view
1906 Austin- side view