Heater contact assembly for volatile liquid dispenser
US8027575B2 · kind B2 · utility
10Cited by
20References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2008 |
| Grant date | Sep 27, 2011 |
| Priority date | — |
| Expiry date | Apr 22, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L9/03
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed herein are heaters for dispensing volatile air treatment chemicals. Semi-circular electrical contacts are provided in a ring-type heater, and alignment and anchoring features are provided to facilitate use of a spring to accommodate thermal expansion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.