Personal appliance having shock protection circuitry
US5013891A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 6, 1987 |
| Grant date | May 7, 1991 |
| Priority date | — |
| Expiry date | Jul 6, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D20/30
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A personal appliance, such as hair dryer, with enhanced shock hazard protection, and including a housing formed of two complementary and interfitting sections, electrical units mounted within the housing, a power cord leading to the housing, an IDCI on the power cord, and a sensing wire associated with the power cord leading from said housing to said IDCI, electroconductive coating on the internal surfaces of the housing sections, with the coating being electrically connected to the sensor wire, whereby water contacting the coating and the power cord or any of the electrical units will cause a voltage in the sensing wire and thereby trigger the IDCI.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.