Patent ID: 11945130
Assignee: THE GILLETTE COMPANY LLC
Field: Machine tools (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 25:
26. A method of joining a razor blade to a blade support to form a razor blade assembly, the method comprising:
a) selecting, for a laser scanning apparatus, values for one or more of a spot size, a scanning speed profile, a pulse length, a shield gas type, a flow velocity, a pulse power, or a laser beam parameter product;
b) operating the laser scanning apparatus in accordance with the one or more selected values to apply a laser beam to the razor blade; and
c) generating an elongated weld area joining the razor blade and blade support to form the razor blade assembly, wherein the elongated weld area has a ratio of depth/width that is greater than about 2/1, the elongated weld area including one or more protrusions on the upper surface that have a height above the upper surface that is not more than 0.025 mm.