Transmission system comprising an elastic driving belt having residual elastic elongations when stretched between two pulleys

申请号 EP90123885.7 申请日 1990-12-12 公开(公告)号 EP0433861A3 公开(公告)日 1992-11-04
申请人 DAYCO PTI S.p.A.; 发明人 Robecchi, Edoardo;
摘要 An elastic driving belt (1) stretched between two pulleys (7,8) of fixed distance between centers and having a predetermined starting tensioning, undergoes a permanent elongation such that the residual elastic elongation has a percent value included between the detectable percent contraction values along the inner edge of the belt itself when the latter is respectively wound according to two predetermined bending lines. The residual elastic elongation is detected by measuring the residual tensioning value on the belt when the permanent elongation has occurred, and reading the elongation value corresponding to the residual tensioning value on a load-elongation graph relating to the belt.
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