Liquid resistant heating element
US10314111B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2014 |
| Grant date | Jun 4, 2019 |
| Priority date | — |
| Expiry date | Jun 25, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B3/565
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An improved heating element, comprising: (a) an electrically insulated resistive heating wire; (b) a flexible substrate that supports the electrically insulated resistive wire: (c) one or more electrical connection for an operational component of the heating element, the electrical connection including at least two wires that are joined together; (d) a spacer controlling spacing between the at least two wires approaching the electrical connection; wherein at least a portion of the electrical connection including the spacer is encapsulated in a shrunken heat shrinkable sheath that includes at least one mass of hot melt adhesive within the sheath so that the electrical connection is insulated from fluid penetration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.