Drive sprocket for chain saw
US3962929A · kind A · utility
6Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 24, 1972 |
| Grant date | Jun 15, 1976 |
| Priority date | — |
| Expiry date | Nov 24, 1992 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S474/903
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A washer like metal blank formed into flutes. Each flute is shaped to receive the drive tangs of a saw chain so that successive drive tangs are alternately received in the flutes of first one side and then the other. The central opening is provided with keyways adapted to be mounted on a keyed hub.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.