METAL PLATE AND METHOD OF PRODUCING TUBULAR BODY
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United States of America
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Issued Date -
Mar 26, 2020
app pub date -
Nov 27, 2019
filing date -
Nov 27, 2019
priority date (Note) -
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Abstract
A metal plate includes: a recessed portion provided at one end surface by cutting out the metal plate in a planar direction of the metal plate, the recessed portion having an engaging portion inside the recessed portion; and a protruding portion provided at a position on another end surface, the position corresponding to that of the recessed portion, the protruding portion protruding in the planar direction, the protruding portion being engaged with the engaging portion by applying a bending process such that the engaging portion is hooked by the protruding portion, wherein a length from a proximal end portion to a distal end portion of the protruding portion before the bending process is applied is equal to or less than a depth of the recessed portion at a position of the recessed portion, the position facing an end surface of the proximal end portion of the protruding portion.
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