Air intake heater with integrated power and ground connector
US6152117A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 7, 1998 |
| Grant date | Nov 28, 2000 |
| Priority date | — |
| Expiry date | Oct 7, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A heater for the intake manifold of an internal combustion engine that includes a first heating element having a first end and a second end, a second heating element having a first end and a second end, and a first bolt assembly that mechanically couples yet electrically isolates the first end of the first heating element from the first end of the second heating element. In the heater, the first and second heating elements are electrically connected in series and the first end of said first heating element is electrically connected to the first bolt assembly. The first bolt assembly also electrically connects the first end of the second heating element to ground.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.