Hot and cold water sanitary mixing set
US4301836A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jan 24, 1979 |
| Grant date | Nov 24, 1981 |
| Priority date | — |
| Expiry date | Jan 24, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86815
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A hot and cold water sanitary mixing set, comprises a housing having a flow control chamber with a central outlet passage connected from the control chamber to the outside of the housing and with separate hot and cold water supply passages connected into the bottom of the control chamber. A control valve assembly is mounted in the chamber and it comprises an assembly of discs which are arranged in superposed relationship so that one or more of them is movable relative to the others under the control of a single lever which is pivotally mounted in the housing and engages the control disc assembly to move them for control of the flow. The control valve assembly comprises at least three separate superposed discs including a bottom disc having a central discharge passage which overlies the central outlet and provides a flow passage for the discharge of a mixed quantity of water therethrough. The bottom disc has separate bottom hot and cold water passages defined therethrough which are alignable over the respective hot and cold water supply passages for the passage of the respective hot and cold water therethrough. An intermediate disc has an intermediate hot and cold water passage defi…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.