Endless belt power transmission systems or components – Means for adjusting belt tension or for shifting belt,... – Guide roll mounted for movement of its axis along...
Patent
1991-05-23
1992-04-21
Bui, Thuy M.
Endless belt power transmission systems or components
Means for adjusting belt tension or for shifting belt,...
Guide roll mounted for movement of its axis along...
474117, F16H 708
Patent
active
051063441
ABSTRACT:
A tensioner to be used keeping a cap of a tension rod up for tensioning a belt or chain wherein an air vent releasing an inner pressure of a casing by a vertical orifice formed on the center of the cap of tension rod and connected with a horizontal orifice formed through the cap and the tension rod. A spring pin is inserted into the horizontal orifice keeping the abutted edges thereof up so as to prevent a leakage of lubrificant.
REFERENCES:
patent: 4902266 (1990-02-01), Ojima et al.
patent: 4959041 (1990-09-01), Ojima et al.
patent: 4981460 (1991-01-01), Ojima
patent: 4995854 (1991-02-01), Ojima
Bui Thuy M.
NHK Spring Co. Ltd.
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