Spa side control unit
US4844333A · kind A · utility
34Cited by
13References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 8, 1988 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | Apr 8, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2033/0062
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A control unit for a spa or hot tub system is disclosed. The control unit is safe and protects the user from electric shock when operating the various spa equipment. Also, the unit allows the control and operation of all the spa equipment from a single location. In one embodiment of the invention, a specific air pressure transmitter has been designed to actuate remote air switches of different spa or hot tub equipment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.