Turnover mechanism
US11148569B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2018 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | Nov 28, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/874
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A turnover mechanism is disclosed. The turnover mechanism includes a bracket assembly, a rotatable cam, a cam resetting component, a locking pawl piece, a rotating shaft, and a rotating shaft resetting torsion spring. The cam is axially disposed on the bracket assembly. The cam resetting component is connected to the cam and the bracket assembly. The locking pawl piece is axially disposed on the bracket assembly. The cam drives the locking pawl piece to move between a locked state and an unlocked state through forward and reverse movements. The rotating shaft is axially disposed on the bracket assembly and is provided with a locking tooth plate. When the locking pawl piece is in the locked state, a locking pawl in the locking pawl piece and a locking groove on the locking tooth plate are locked and engaged, and the rotating shaft and the bracket assembly are restricted from relative rotation by the locking tooth plate. When the locking pawl piece is at an unlocked position, the locking pawl in the locking pawl piece and the locking groove on the locking tooth plate are unlocked and disengaged, and the rotating shaft and the bracket assembly are rotatable relatively. The rotating sh…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.