Shut-off valve for scald prevention
US4917294A · kind A · utility
14Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1989 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Sep 12, 2009 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K31/002
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An assembly is provided for the prevention of scalding in showers and other such installations. The assembly includes a valve assembly within a mixed water supply line and a temperature sensitive element for controlling the operation of the valve assembly. The valve assembly is preferably designed to allow some leakage when in the closed position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.