Image forming apparatus and method of warning life of charging roller in image forming apparatus
US-2015370207-A1 · Dec 24, 2015 · US
Image forming apparatus
US8977159B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8977159-B2 |
| Application number | US-201313905728-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 30, 2013 |
| Priority date | Jun 4, 2012 |
| Publication date | Mar 10, 2015 |
| Grant date | Mar 10, 2015 |
How to read this patent
A practical reading order for non-experts. Skip the full description unless you need deep technical detail.
- Title
What the patent document calls the invention.
- Abstract
A short plain-language summary of the technical disclosure.
- Assignees and inventors
Who owns or filed the patent and who is credited as inventor.
- Key dates
Filing, priority, publication, and grant dates set the timeline.
- First independent claim
The legal scope of protection — read this for what is actually claimed.
- CPC / IPC classifications
Technology tags used to group this patent with similar filings.
- Citations and related patents
Prior art links and similar publications in this corpus.
Abstract
Official abstract text for this publication.
An image forming apparatus includes an air-conditioning section to control at least one of temperature and humidity of air, a first passage to guide the air sent off by the air-conditioning section to a temperature-controlled portion in the image forming apparatus, an air-intake section to take in the air from outside of the image forming apparatus, and a second passage to guide the air taken in by the air-intake section to the temperature-controlled portion.
First claim
Opening claim text (preview).
What is claimed is: 1. An image forming apparatus comprising: an enclosure; a temperature-controlled portion provided in the enclosure and which generates heat; an air-conditioning section including a portion that controls both temperature and humidity of air; a first passage to guide air having the controlled temperature and humidity to the temperature-controlled portion, to remove at least a portion of the generated heat from the temperature-controlled portion; an air-in…
Assignees
Inventors
Classifications
- G03G21/20Primary
Physics · mapped topic
- G03G21/206Primary
Physics · mapped topic
Patent family
Related publications grouped by family.
External sources
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US8977159B2 cover?
- An image forming apparatus includes an air-conditioning section to control at least one of temperature and humidity of air, a first passage to guide the air sent off by the air-conditioning section to a temperature-controlled portion in the image forming apparatus, an air-intake section to take in the air from outside of the image forming apparatus, and a second passage to guide the air taken i…
- Who is the assignee on this patent?
- Takehara Kenichi, Fujiya Hiromitsu, Yuasa Keisuke, and 4 more
- What technology area does this patent fall under?
- Primary CPC classification G03G21/20. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue Mar 10 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).