Flexible saw
US4193188A · kind A · utility
6Cited by
3References
1Claims
0Family size
Inventor
Key dates
| Filing date | Sep 29, 1978 |
| Grant date | Mar 18, 1980 |
| Priority date | — |
| Expiry date | Sep 29, 1998 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23D61/185
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
This invention pertains to means for and a method of trimming branches of trees and particularly branches high above the ground, by means of spaced cutting collars with sharp teeth at one end crimped upon a flexible cable, without using a pole saw, climbing the tree, or using a ladder. Means are also provided in the form of lead weights, sand bags, etc., to carry the flexible cutting table into position over the branch desired to be cut.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.