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Patent Searching and Data


Title:
HOLLOW MAGNETIC CORE OF LASER PRINTER
Document Type and Number:
WIPO Patent Application WO/2017/140029
Kind Code:
A1
Abstract:
A hollow magnetic core of a laser printer. The hollow magnetic core comprises a magnetic bar (2) provided with a positioning engagement slot (4) therein. The magnetic bar (2) is connected, by means of the positioning engagement slot (4), to a fastening cover (6) for a drive head and a fastening cover (5) for a support frame head, and two ends of the magnetic bar (2) are fastened respectively to a drive head (1) and a support frame head (3) by means of the fastening cover (6) for the drive head and the fastening cover (5) for the support frame head. The magnetic bar (2) is manufactured as an integrated member by means of extrusion, and has superior stability in the size, linear orientation, and magnetic field. Plastic drive heads at two ends are securely positioned, enabling uninterrupted production and stable product quality. The production is performed without plastic waste and gate trims, thus producing no waste to be recycled, and having a low manufacturing cost. In addition, the magnetic bar has separate components, enabling independent replacement and adjustment on respective two components.

Inventors:
LI, Kun (Building B, No.2 WorkshopLongtangerlu, Xinqianjincun, Tanzhou Tow, Zhongshan Guangdong 0, 528400, CN)
Application Number:
CN2016/080287
Publication Date:
August 24, 2017
Filing Date:
April 26, 2016
Export Citation:
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Assignee:
ZHONGSHANSHI GAOKESI ELECTRONIC SCIENCE AND TECHNOLOGY CO., LTD. (Building B, No.2 WorkshopLongtangerlu, Xinqianjincun, Tanzhou Tow, Zhongshan Guangdong 0, 528400, CN)
International Classes:
G03G15/09; H01F3/00
Foreign References:
CN205594312U2016-09-21
CN104934213A2015-09-23
US20020114647A12002-08-22
US4142281A1979-03-06
JPH10116714A1998-05-06
JPH09275028A1997-10-21
CN1148192A1997-04-23
Attorney, Agent or Firm:
SHENZHEN JAHONGBO INTELLECTUAL PROPERTY AGENT OFFICE (Unit C, 12th Floor Shangbu Building,No.68, Nanyuan Road, Nanyuan Street, Futian Distric, Shenzhen Guangdong 1, 518031, CN)
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