There is provided a frame for holding an electronic device, the frame including an inner member that has a shape of continuous or discontinuous loop, and is made of hollow metal having a closed cross-section; and a plurality of corner reinforcing members that are made of metal and are fixed at posit
There is provided a frame for holding an electronic device, the frame including an inner member that has a shape of continuous or discontinuous loop, and is made of hollow metal having a closed cross-section; and a plurality of corner reinforcing members that are made of metal and are fixed at positions that cover curved portions of the inner member.
대표청구항▼
1. A frame for holding an electronic device, the frame comprising: a substantially elliptical shaped inner member that has a continuous or discontinuous loop, and is made of hollow metal having a closed cross-section; anda plurality of corner reinforcing members having a top plate and two side plate
1. A frame for holding an electronic device, the frame comprising: a substantially elliptical shaped inner member that has a continuous or discontinuous loop, and is made of hollow metal having a closed cross-section; anda plurality of corner reinforcing members having a top plate and two side plates joined at right angles to the top plate and installed on four corners of the substantially elliptical shaped inner member, the plurality of corner reinforcing members being further provided outside of curved portions formed in the four corners of the substantially elliptical shaped inner member,wherein at most the top plate of the plurality of corner reinforcing members extend over to substantially cover the respective curved portions of the substantially elliptical shaped inner member. 2. The frame according to claim 1, wherein the substantially elliptical shaped inner member is formed by fixing ends of two substantially U-shaped metallic pipes. 3. The frame according to claim 2, wherein the ends of the two metallic pipes are fixed in such a manner that an end of one of the two metallic pipes is inserted into an end of the other metallic pipe. 4. The frame according to claim 2, wherein the two metallic pipes are integrally molded. 5. The frame according to claim 4, wherein integral molding of the two metallic pipes is made by hydroforming. 6. The frame according to claim 1, wherein a cross-sectional shape of the substantially elliptical shaped inner member is flattened. 7. The frame according to claim 1, wherein the plurality of corner reinforcing members are formed by any of bending forming, press forming, and welding assembling. 8. The frame according to claim 1, wherein a mobile rotating body is installed on the plurality of corner reinforcing members. 9. The frame according to claim 1, wherein a metallic plate member is attached to a whole surface of one side of the frame or to whole surface of each of both sides of the frame. 10. The frame according to claim 1, wherein the frame is installed on a bottom of a copying machine. 11. The frame according to claim 1, wherein an undersurface of the plurality of corner reinforcing members is joined to a top surface of the substantially elliptical shaped inner member. 12. The frame according to claim 1, wherein the top plate has a pentagonal shape. 13. The frame according to claim 1, wherein the top plate is formed by cutting off any one corner of a substantially square plate to create a cut-off portion. 14. The frame according to claim 13, wherein the two side plates are respectively provided on two long sides of the top plate. 15. The frame according to claim 13, wherein a corner opposed to the cut-off portion of the top plate is a right-angled portion, and the respective right-angled portion of the corner reinforcing members make up four corners of the frame. 16. The frame according to claim 15, wherein ends of the two side plates are joined at the right-angled portions. 17. The frame according to claim 1, wherein the top plate and the side plates are joined by welding. 18. The frame according to claim 1, wherein the top plate is made from steel. 19. The frame according to claim 1, wherein the two side plates are made from steel. 20. The frame according to claim 1, wherein the plurality of corner reinforcing members are joined at an outer diameter of the substantially elliptical shaped inner member along a common contact line.
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