Developing device, and process cartridge and image forming apparatus incorporating same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 23, 2017
Grant Date -
Jun 16, 2016
app pub date -
Dec 10, 2015
filing date -
Dec 11, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A developing device includes a developer bearer, a developer regulator, a casing including an opposing face to oppose the developer bearer upstream from a developing range in a direction of rotation of the developer bearer, and first, second, and third seals. The first seal includes a first end secured to the casing and a second end to contact a latent image bearer upstream from the developing range in a direction of rotation of the latent image bearer. The second seal includes a first end secured to the opposing face of the casing, and a second end to contact the first seal upstream from the developing range. The third seal includes a first end secured to the opposing face of the casing, and a second end to contact developer on the developer bearer between the developer regulator and the developing range in the direction of rotation of the developer bearer.
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