Horology: time measuring systems or devices – Cases – With bezel or crystal details
Reexamination Certificate
2008-07-30
2009-11-10
Nguyen, Truc T (Department: 2833)
Horology: time measuring systems or devices
Cases
With bezel or crystal details
C368S294000
Reexamination Certificate
active
07614785
ABSTRACT:
A timepiece has a case body and a bezel rotatably and detachably connected to the case body. A ring-shaped guide groove formed in the bezel opposes a ring groove formed in the case body, and a plurality of holding members are slidable in the guide groove into and out of the ring groove to respectively prevent and permit detachment of the bezel from the case body. A plurality of operating screws are screwed into the bezel from an outer side thereof and are rotatably connected at their front end portions to respective holding members. Rotation of the operating screws in tightening and loosening directions moves the holding members into and out of the ring groove.
REFERENCES:
patent: 6379037 (2002-04-01), Saleh et al.
patent: 7137732 (2006-11-01), Takeda
Hiranuma Haruki
Imai Kazutaka
Takeda Koremoto
Adams & Wilks
Collins Jason
Nguyen Truc T
Seiko Instruments Inc.
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