Screw-driven control system
US11214981B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 28, 2016 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Dec 20, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/51
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A screw-driven control system includes a driving mechanism fixed in a cross beam, a guide locking piece and a limiting mechanism. The driving mechanism includes a screw rod and a motor driven nut assembly having a transmission frame, a nut sleeved in the screw rod, and a follow-up member fixed in the nut; the nut is mounted in the transmission frame, and the transmission frame is connected with a controlled object; the screw rod drives the nut assembly to reciprocate axially along the screw rod.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.