Patent ID: 11879492
Assignee: AOYAMA SEISAKUSHO CO., LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 1:
2. A fixing structure comprising a nut and a mating member for fixing the nut,
wherein the nut comprises a base part provided with a female screw; a cylindrical non-piercing protrusion part protruding from one surface of the base part;
and a plurality of foot parts protruding from an outer peripheral surface side of the protrusion part,
wherein an end of the respective foot parts closer to the protrusion part is formed so that both outer sides of the end are arc-shaped in axial view and a volume of a portion of the respective foot parts protruding outward beyond a largest outer peripheral portion of the protrusion part in axial view is not more than a capacity of a storage space provided between the adjacent foot parts in axial view,
wherein the plurality of foot parts include a tip end side of a rectangular shape or a trapezoidal shape in axial view,
wherein the plurality of foot parts of the nut are adapted for deforming the mating member and fixing the nut to the mating member, and
wherein the mating member is provide d with a pilot hole larger than a largest outer periphery of the protrusion part of the nut and is not deformed by the protrusion part.