Conductive member and process cartridge having it and image forming apparatus having the process cartridge

A conductive member, comprising:

• a conductive supporting body;
• an electric resistance adjusting layer formed on the conductive supporting body;
• and
• space holding members provided on opposite ends of the electric resistance adjusting layer,
• wherein if the electric resistance adjusting layer is disposed to face a contacted member, the space holding members contact with the contacted member to form a gap between the electric resistance adjusting layer and the contacted member,
• wherein at least one engaging projection is provided on one of the electric resistance adjusting layer and each of the space holding members, and
• wherein an engaging opening in which the engaging projection is inserted is provided in the other of the electric resistance adjusting layer and each of the space holding members.