Lever control mechanism of a drain valve of a toilet tank
US9032561B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2012 |
| Grant date | May 19, 2015 |
| Priority date | — |
| Expiry date | Nov 21, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18216
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A lever control mechanism of a drain valve of a toilet tank has a lever assembly assembled in the wall of the toilet tank and a lever linked to the revolving shaft of the lever assembly. The lever assembly is connected to a deviator, which is disposed with a drive arm; the drive arm is connected to the revolving shaft. The deviator is disposed with a joint portion and at least a leading hole to limit the lever revolving vertically. One end of the lever is run through the leading hole to rotationally connect to the joint portion; the drive arm is revolved by the driving of the revolving shaft to drive the lever revolved in the fan shaped vertical surface limited formed by the joint portion and the leading hole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.