Endless belt power transmission systems or components – Means for adjusting belt tension or for shifting belt,... – Belt shifter for shifting belt laterally or for selective...
Patent
1993-07-06
1995-03-28
Britts, Ramon S.
Endless belt power transmission systems or components
Means for adjusting belt tension or for shifting belt,...
Belt shifter for shifting belt laterally or for selective...
474273, F16H 722
Patent
active
054012163
ABSTRACT:
A belt tightening device, wherein a basic end of a first belt located at one lengthwise side of the belt tightening device is fixed to a windup shaft driven by operating an operating lever, a wind-in member and a fixed rod are provided at the other lengthwise side of the same, and a belt length adjusting mechanism is provided which adjusts a length of a second belt located at the other lengthwise side a main body of the belt tightening device and can fix the second belt in the position where the length has been adjusted.
REFERENCES:
patent: 2997761 (1961-08-01), Davis
patent: 3668743 (1972-06-01), Roberts
patent: 3910558 (1975-10-01), Brucker et al.
patent: 4054267 (1977-10-01), Berg et al.
patent: 4199182 (1980-04-01), Sunesson
patent: 4432689 (1984-02-01), Shell
Britts Ramon S.
Elephant Chain Block Company Limited
Schoeppel Roger J.
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