Gate device
US10013838B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 17, 2016 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | May 17, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07D11/235
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A gate device includes a base plate, a gate, and a power system for driving the gate to slide, the base plate has an opening, the gate is arranged on an inner side of the base plate, a rack is provided on an inner side of the gate in an opening-closing direction, and the power system includes a bi-directional power motor having a power output gear; a first transmission gear engaged with the power output gear and configured to drive a second transmission gear by a first transmission shaft, and the second transmission gear being engaged with the rack; and a third transmission gear engaged with the first transmission gear and configured to drive a sleeve component by a screw rod to make a reciprocation movement in a direction perpendicular to a sliding direction of the gate on a plane in parallel with the gate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.