Bathing apparatus having automatic control means
US5038420A · kind A · utility
Inventor
Key dates
| Filing date | Jul 30, 1990 |
| Grant date | Aug 13, 1991 |
| Priority date | — |
| Expiry date | Jul 30, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24H1/54
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A bathing apparatus includes a bath tank formed in a casing having a bottom portion formed under the bath tank and a back portion formed rearwardly of the tank, the casing being in fluid communication with the bath tank through a plurality of apertures formed in the tank, an automatic heating starter automatically actuates a heating coil formed in the casing bottom portion for warming water in the casing, a thermostat for keeping a constant warm water temperature in the casing, a solenoid inlet valve controlled by a main switch of an electrical circuit which is opened to direct water into the tank and is automatically closed by a float switch mounted on the casing back portion and actuated by rising water level in the casing, and a solenoid drain valve which is automatically opened to drain bathed water when the main switch is automatically switched off, as pulled by a hook formed on an upper end of a guide rod having a float on a lowest end portion, when someone leaves the bath tank to lower the water level to lower the float guide rod and the hook.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.