Rotatable cutting chain work tool, a wall saw arrangement comprising such a work tool, an annular member and a method for producing an annular member
US12103199B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 4, 2020 |
| Grant date | Oct 1, 2024 |
| Priority date | — |
| Expiry date | Jul 16, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28D1/045
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A work tool (100) comprising: a cutting chain (110), a drive mechanism for driving the cutting chain (110), an annular member (120) arranged rotatably supported by one or more support rollers (130,140,150), wherein the annular member comprises a rim (230) adapted to support the cutting chain (110) during cutting, and a support wheel (160) arranged distanced from the annular member (120), wherein the cutting chain (110) is arranged supported on a rim segment (102) of the annular member (110) forming part of a cutting area of the tool (100) and supported on a rim segment (103) of the support wheel (160) in a direction away from the cutting area of the tool (100). An annular member and a method of producing an annular member are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.