Tension device for drive belt - US Patent 4889520- [ Traduci questa pagina ]The working spring, on the other hand, should have a progressive tension characteristic, wherein at a working point within the range of adjustment of the ...
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Apparatus to automatically adjust spring tension of an elevator ...- [ Traduci questa pagina ]Apparatus to automatically adjust spring tension of an elevator brake to maintain ... lies within a predetermined range, said means including an adjustment ...
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Pole support for use in mast assembly to adjust sail tension ...- [ Traduci questa pagina ]Not only is it difficult to adjust the tension of the sail by moving the mast pole ... only provides discrete adjustability within a desired tension range. ...
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Tension device for drive belt - Patent 4889520- [ Traduci questa pagina ]The working spring is active during operation and within a limited range of adjustment of the tension roller. The tensions of the two springs are designed ...
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