GUIDING STEEL BALL KEY MECHANISM FOR TRANSMISSION GEAR

GUIDING STEEL BALL KEY MECHANISM FOR TRANSMISSION GEAR

  • CN 86,200,187 U
  • Filed: 01/11/1986
  • Issued: 12/10/1986
  • Est. Priority Date: 01/11/1986
  • Status: Active Grant
First Claim
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1. , particularly the stepless speed regulation pulley gear usually adopts mechanical transmission is the feather key structure, feature of the present utility model is, the outer hub (3) that is contained in interior wheel disc (5) is enclosed within on the interior hub (1) that outer wheel disc (4) is housed, on the cylindrical of interior hub (1) and outside on the interior circle of hub (3), evenly be processed with some axial R grooves (6) accordingly, the plurality of steel balls of wherein packing into (2), the R value of R groove (6) be steel ball (2) the R value 1.05-1.1 doubly, the length of R groove (6) is more than 1.3 times of steel ball (2) diameter sum.

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