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US 7,072,247 B2Granted
Wrist watch
AssigneeSeiko Instruments Inc.
InventorsHaruki Hiranuma, Koremoto Takeda
Life of this patent
Estimating the term…
Abstract
To provide a wrist watch capable of easily exchanging a bezel by a user per se. A wrist watch is locked in a state in which a case body packing is arranged between a main body of an inner case bodyl including a module including an electronic circuit realizing watch function and an outer case body, an upper end face of a peripheral edge of an inner face body main body is pressed by an inner wall face of a decorative bezel main body and a spring projected portion is fitted to a click hole.
Claims4
A wrist watch comprising:
- a main body having a timepiece movement disposed therein;
- a bezel;
- a bayonet structure for removably rotatably mounting the bezel to the main body, the bayonet structure comprising a projected portion having a front end provided on one of the bezel and a face of the main body confronting the bezel, and a recess portion provided on the other one of the bezel and the confronting face of the main body and removably fitted to the front end of the projected portion;
- a groove formed in one of the bezel and the main body;
- and an elastic member for urging the bezel away from the main body and being urged into the groove;
- wherein the groove has one or more recesses formed therein and the elastic member has one or more projections for engaging the recesses during rotation of the bezel relative to the main body to impart a click feel to rotation of the bezel.
3 more elements
A wristwatch comprising:
- an inner body;
- a timepiece movement disposed in the inner body;
- an outer body in which is disposed the inner body;
- a bezel fixing the inner body to the outer body by sandwiching the inner body between the outer body and the bezel;
- a bayonet structure removably rotatably mounting the bezel to the outer body, the bayonet structure comprising a plurality of first projections formed about a circumference of an upper surface of the outer body, and a plurality of second projections formed about an inner circumference of the bezel for engaging the first projections, the bezel being rotatable relative to the outer body between a first position at which the second projections are disposed between the first projections so that the bezel may be removed from the outer body and a second position at which the second projections engage the first projections to prevent removal of the bezel from the outer body;
- a groove formed in one of the bezel and the outer body;
- and an elastically deformable member provided on the other of the bezel and the outer body and urged into the groove;
- wherein the groove has one or more recesses, and the elastically deformable member has one or more projections for engaging the recesses during rotation of the bezel relative to the main body to impart a click feel to rotation of the bezel.
5 more elements
Dependencies are inferred from the claim text.