PERSONAL CARE DEVICE AND METHOD OF MANUFACTURING SUCH PERSONAL CARE DEVICE
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United States of America Patent
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Issued Date -
Jul 4, 2024
app pub date -
May 19, 2023
filing date -
May 19, 2022
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Abstract
The present invention relates to a personal care device such as an electric hair cutter like shaver or toothbrush, and to a method of manufacturing such personal care device. More particularly, the personal care device comprises a handle and a function head supporting at least one personal care tool, said function head being attached to said handle, wherein at least one of said handle and said function head includes an outer metal shell formed in one piece with an integral, homogeneous, seamless structure having a ring-like or sleeve-like shape with closed annular cross-sections. Said outer metal shell includes at least one undercut portion which is formed with a hydraulic pressure forming step.
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