Patent ID: 7635929

Claim:
A canned linear motor armature comprising: an armature winding which is formed in the shape of a flat plate and includes coils; a winding accommodating frame formed in the shape of a recess having an opened bottom portion for accommodating the armature winding; a flat plate-shaped connection substrate which closes airtightly the opened bottom portion of the winding accommodating frame and connects the armature winding; a metallic housing, which is formed in the shape of a frame so as to surround the armature winding sealed by the winding accommodating frame and the connection substrate; cans which close airtightly both opening portions of the housing; refrigerant passages formed respectively between the can and the winding accommodating frame and between the can and the connection substrate; and a lead wire which connects the connection substrate, wherein coating with an adhesive resin is provided around a connection part between the connection substrate and the lead wire so as to include the connection part, and the surroundings of the adhesive resin are filled with a filled resin.