Indirect heat exchanger tube controlled corrugated elbow

Abstract

1. The name of the product of this design: Controlled pleated bend for indirect heat exchanger tubes. 2. Purpose of this design product: This design product is used for indirect heat exchanger tubes. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: 3D drawing of Design 1. 5. Designate Design 1 as the base design. 6. Other circumstances requiring clarification Other clarifications: The dotted lines in the figure are for illustrative purposes only and do not constitute part of the claimed design. The dashed line in the figure shows a portion of a controlled corrugation bend of an indirect heat exchanger tube which does not form part of the claimed design; the controlled corrugation bend of the indirect heat exchanger tube has symbolic interruptions in its length. The break lines, and the appearance of any portion of the controlled wrinkle bend of the indirect heat exchanger tube between the break lines, do not form part of the claimed design. 7. The left view and the right view of Design 1 are mirrored; the left view and the right view of Design 2 are mirrored; and the left view and the right view of Design 3 are mirrored; so the left view of Design 1, the left view of Design 2, and the left view of Design 3 are omitted. 8. In the main view, bottom view, top view, right view, rear view and stereoscopic view of Design 1, Design 2 and Design 3, the middle length is omitted by using natural break lines.

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