Portable motor chain saw
US3987543A · kind A · utility
8Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 1975 |
| Grant date | Oct 26, 1976 |
| Priority date | — |
| Expiry date | Apr 8, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB27B17/025
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A portable motor chain saw with a guiding rail structure which on at least a portion of its circumferential surface on which the saw chain is slidably guided has a semicircular head by which the chain is deviated while a reinforcing layer of Stellite is applied on the region of the deviating portion of the guiding rail structure, the Stellite together with the adjacent guiding rail portion being tempered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.