Endless belt power transmission systems or components – System including spaced pulleys interconnected by a belt – Positive drive pulley and friction drive pulley connected by...
Patent
1985-05-03
1987-08-11
Leppink, James A.
Endless belt power transmission systems or components
System including spaced pulleys interconnected by a belt
Positive drive pulley and friction drive pulley connected by...
474242, F16H 706
Patent
active
046858989
ABSTRACT:
An endless chain-belt assembly for engagement around a pulley or tooth sprocket includes an intermediate portion comprising a plurality of center links for engaging the sprocket, the links being connected by transfer of pins. An edge portion defining the opposed edges of the chain-belt assembly as a plurality of edge links defining a surface for engagement with surfaces of the pulley. Structures provided for removably attaching the edge links to the intermediate portion. A tensioning assembly for maintaining tension on the chain-belt assembly includes a first and second tensioning pulley, roller or sprocket for pivotal movement in the plane of rotation of the belt and bias and biasing structure for normally biasing the first idler pulley and the second idler pulley in engagement with the belt.
REFERENCES:
patent: 1476603 (1923-12-01), Firminger
patent: 2279134 (1942-04-01), Dalrymple
patent: 4541822 (1985-09-01), Stiles
Bui Thuy M.
Leppink James A.
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