Patent ID: 11953156
Assignee: SINOTECH ENERGY CO., LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 16:
17. The storage container of claim 16, wherein transverse corrugations and longitudinal corrugations of all the sealing plates of the annular section respectively constitute radial corrugations and circumferential corrugations of the annular section, wherein radial inner ends of a part of the radial corrugations extend to the central section; radial inner ends of the other part of the radial corrugations are located in a middle portion of the annular section and away from the central section; a maximum circumferential distance between the circumferentially adjacent radial corrugations is within a predetermined range; and a sealing end cap is mounted at a radial inner end of each of the radial corrugations.