ROLLER MEMBER, ROLLER SUPPORTING MECHANISM, AND IMAGE FORMING APPARATUS

A roller member used in an image forming apparatus includes a metallic shaft, and the metallic shaft includes a cylindrical portion formed of a metallic plate, and a projecting portion projecting outward from end surfaces of the cylindrical portion, wherein end portions of the metallic plate each in...

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Bibliographische Detailangaben
Hauptverfasser:	ISHIKAWA HARUYASU, KAMATA KOHKI, SUZUKI MOTOMI, NISHINO MAKOTO
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING AGRICULTURE ANIMAL HUSBANDRY AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL CINEMATOGRAPHY ELECTROGRAPHY ELECTROPHOTOGRAPHY FISHING FORESTRY HOLOGRAPHY HUMAN NECESSITIES HUNTING MAGNETOGRAPHY MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES ORIMPLEMENTS, IN GENERAL PERFORMING OPERATIONS PHOTOGRAPHY PHYSICS PUNCHING METAL SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SOIL WORKING IN AGRICULTURE OR FORESTRY TRANSPORTING TRAPPING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A roller member used in an image forming apparatus includes a metallic shaft, and the metallic shaft includes a cylindrical portion formed of a metallic plate, and a projecting portion projecting outward from end surfaces of the cylindrical portion, wherein end portions of the metallic plate each include a straight portion, projections, and depressions, the projections on the one end portion engage the depressions on the other end portion, the depressions on the one end portion engage the projections on the other end portion, and the straight portions on both end portions oppose each other, a straight area is positioned on an end portion of the cylindrical portion, a projection and depression area is located adjacent to the straight area, and a projecting amount of the projection with respect to the straight portion is smaller than a projecting amount of the projection with respect to the depression.