Bed warmer system
US9949570B1 · kind B1 · utility
3Cited by
30References
15Claims
0Family size
Inventor
Key dates
| Filing date | Dec 19, 2016 |
| Grant date | Apr 24, 2018 |
| Priority date | — |
| Expiry date | Dec 19, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24H3/0423
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A bed warming system for heating the envelop formed between the surface of a bed sheet covering a bed mattress and a cover laying over the bed sheet. The bed warming system comprises a warm air generator having a cool air inlet, a warm air outlet, and an elongated conduit having a first end connected to the cool air inlet for directing cool air to the warm air generator and a second end for receiving cooling air, the elongated conduit is of sufficient length such that when the warm air generator is placed under a cover the second end of the elongated conduit is exposed and not under the cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.