Helping handle shovel system
US10709052B1 · kind B1 · utility
0Cited by
8References
2Claims
0Family size
Inventor
Key dates
| Filing date | Jun 9, 2019 |
| Grant date | Jul 14, 2020 |
| Priority date | — |
| Expiry date | Jun 9, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25G3/20
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A secondary shaft has a secondary upper end, a secondary lower end, and a secondary intermediate region. A grip is positioned on the secondary upper end of the secondary shaft. A coupling assembly releasably attaches the secondary shaft to a primary shaft of a shovel. The coupling assembly includes a resilient member coupled to the secondary lower end of the secondary shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.