| 摘要 |
<p>PHO 77-502 ?7.5.1978 In a torsion spring clutch with two coaxial clutch sections which are rotatable relative to each other and a helical torsion spring which is slid onto said clutch sections for the transmission of force between said sections, one of the two clutch sections comprises a portion which widens in the direction away from the other clutch section, with which portion the torsion spring co-operates frictionally, and, for changing the force transmitted between the two clutch sections, the torsion. spring and the clutch section comprising the conical portion are adjustable relative to each other in the axial direction.</p> |
