| 摘要 |
1. Spike for motor vehicle tyres having a hard metal pin (2) which is axially movable in a central hole (3) in a jacket (1) in opposition to the action of an elastic spring element (8, 11), the hard metal pin and the jacket consisting of different materials and the jacket having a guide (9) in the central hole, characterized in that the guide (9) for the hard metal pin (2) consists of an alloy which a high content of a hard material carbide, for example titanium carbide, with great wear resistance to sliding friction, but low resistance to impact stress. |
