Two-way gate valve
US9995402B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Aug 8, 2016 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Sep 17, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K51/02
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Disclosed herein is an upper housing 100 having openings that are respectively defined in a front surface and a rear surface thereof and in which first and second moving paths 110 and 120 are defined; a first blade 200 installed in the upper housing 100 to move upward from a lower side, thereby opening/closing the first moving path 110; a first shaft 300 coupled to a lower portion of the first blade 200; a lower housing 400 disposed below the upper housing 100, in which a rotation guide groove 410 for guiding rotation of a L-motion block 500 at a fixed position while the first blade 200 moves in a close direction C is defined in each of both inner surfaces of the lower housing (400).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.