CPC B60B9/20
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CPC B60B9/20 is a technology classification of patents for those about XYZ.[1][2]
Nearby tech classification tree:
- CPC B60B: VEHICLE WHEELS (making wheels or wheel parts by rolling B21H1/00, by forging, hammering or pressing B21K1/28); CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION. Wheels (wheels for roller skates A63C17/22; making wheels or wheel parts B21D53/26; by rolling B21H1/00; by forging, hammering, or pressing B21K1/28)
- CPC B60B9/00: Wheels of high resiliency , e.g. with conical interacting pressure-surfaces (resilient wheels comprising rail-engaging elements B60B17/0027)
- CPC B60B9/18: using fluid (within spokes B60B9/26)
- CPC B60B9/20: in rings concentric with wheel axis
- CPC B60B9/22: inflatable
- CPC B60B9/20: in rings concentric with wheel axis
- CPC B60B9/18: using fluid (within spokes B60B9/26)
- CPC B60B9/00: Wheels of high resiliency , e.g. with conical interacting pressure-surfaces (resilient wheels comprising rail-engaging elements B60B17/0027)
References
- ↑ CPC B60B9/20 element at Espacenet web site
- ↑ CPC B60B9/20 element listed at USPTO
This wiki has 1 patents in category "CPC B60B9/20".
Patents in category CPC B60B9/20
- Patent FR-1911-433009 (English title: Elastic wheel for automobiles and other vehicles, Inventors: Ambrogio Vertua, Supplementary to patent: Patent IT 23-june-1911-Vertua, Filing date: 1911-08-05)
| Enclosing categories | CPC B60B9/18, CPC B60B9/00 |
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