Heater and image heating device mounted with heater
US10459379B2 · kind B2 · utility
7Cited by
10References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 17, 2015 |
| Grant date | Oct 29, 2019 |
| Priority date | — |
| Expiry date | Mar 24, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2203/02
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A heater of the present invention includes jointed heat generating resistors having a positive temperature characteristic of resistance and provided between a first conductive element and a second conductive element on a substrate in a longitudinal direction of the substrate, and a plurality of heating blocks provided in the longitudinal direction, each of which is a set of the first conductive element, the second conductive element, and the heat generating resistor, and power supplied to at least one of the plurality of heating blocks can be controlled independent of other heating blocks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.