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Patent Searching and Data


Title:
攪拌部材
Document Type and Number:
Japanese Patent JP5743937
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a stirring member in which the friction heat generated by the stirring is easily radiated and the damage or the coagulation of a toner due to a stirring blade part is suppressed.SOLUTION: A stirring member, provided with a rotary shaft part 41 and a stirring impeller part 42 and used for stirring a developer containing a toner, is formed by injection-molding a thermoplastic resin composition having physical properties of ≥0.8 W/m k heat conductivity and ≥100 kgf/cm sec limit PV value obtained by: using JIS K 7218 A method test machine; bringing a hollow cylinder-shaped test piece having 2.00 cm inside diameter, 2.56 cm outside diameter and 1.5 cm height into contact with an end face of an opposite material of a carbon steel of S45C; sliding the opposite material under a normal temperature at 20 cm/sec circumferential velocity; and applying a test load stepwise.

Inventors:
Shinichi Yokoi
Application Number:
JP2012069389A
Publication Date:
July 01, 2015
Filing Date:
March 26, 2012
Export Citation:
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Assignee:
Yokoi Manufacturing Co., Ltd.
International Classes:
G03G15/08; C08K3/04; C08L25/12; C08L35/06; C08L69/00
Domestic Patent References:
JP2010020235A
JP2007101797A
JP2007304496A
JP2005325346A
JP2007169461A
JP7003167A
JP2010037495A
JP5202225A
Foreign References:
WO2012011356A1
Attorney, Agent or Firm:
Katsunori Sugimoto
Mitsuhiro Okada