Hose coupling for vacuum cleaner
US4639055A · kind A · utility
24Cited by
13References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 3, 1985 |
| Grant date | Jan 27, 1987 |
| Priority date | — |
| Expiry date | Jun 3, 2005 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R13/005
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A current-carrying vacuum cleaner air hose having an electrical conductor extending lengthwise thereof, with a cuff at one end. Male electrical terminals are embedded in the cuff and project outwardly into a tubular adapter enclosure portion. A catch is formed integrally with the adapter for cooperation with a coupling element to releasably secure the hose end in connected association with the coupling element, which illustratively is provided as a portion of a vacuum cleaner canister.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.