Patent ID: 11960245
Assignee: SEIKO EPSON CORPORATION
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A timepiece comprising:
a case including a protrusion protruding inward from an inner wall;
an operation section including a shaft passing through a side surface of the case, a head provided at one end of the shaft, a drive wheel provided at the other end of the shaft;
an internal rotary ring provided in a position where the internal rotary ring overlaps with the protrusion in a plan view and including a plurality of teeth, a part of the plurality of teeth engaging with the drive wheel; and
an elastic member disposed between the protrusion and the internal rotary ring in the plan view and including a convex section that engages with the plurality of teeth,
wherein the elastic member is configured with a beam, a first leg, a second leg, and the convex section,
the beam extends along a first direction, and the first and second legs downwardly extend from both ends of the beam, respectively, along a second direction perpendicular to the first direction, and
the convex section is located at a center of the beam and upwardly protrudes along the second direction.