Electrically powered spa jet unit
US5742954A · kind A · utility
25Cited by
19References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 22, 1996 |
| Grant date | Apr 28, 1998 |
| Priority date | — |
| Expiry date | Nov 22, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/1207
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
In a spa water circulation system, the spa including wall structure facing toward a water reception zone and comprising a plurality of water pumps associated with the wall structure, the pumps spaced about the zone, and oriented to receive water intake from the zone and to discharge water streams into the zone; each pump including water pumping structure, and there being structure for controlling pumping operation of the structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.