| 摘要 |
1,099,437. Skid-resistant devices. M. DEVELEY. June 1, 1965 [March 26, 1965], No. 23346/65. Heading B7C. A skid-resisting tyre gaiter comprises rods 1-6 linked together by rings 7, 8, 9 and each carrying at least two metal studs 11 (e.g. of tungsten carbide), the projecting height of each stud being substantially equal to one-third the total height thereof. |
