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US 5,388,082 AGranted
Watch case back opener
AssigneeKabushiki Kaisha Hattori Seiko
InventorScott M. S. Chou
Life of this patent
Estimating the term…
Abstract
A watch case back opener is provided having a base. A vise is rotatably mounted on the base for securing a watch case to the base. The vise includes a first jaw and a second jaw movable between an open and closed position. Holes are formed in the jaw. They are adapted to receive a plurality of posts to secure a plurality of different sized and shaped watch cases to the vise. An opener unit including an opening blade is mounted on the base for separating a watch case back from the watch case by twisting the lever relative to the base and then lifting the blade relative to the base.
Claims20
A watch case back opener comprising:
- a base;
- vise means mounted on said base for releasably securing a watch case to said base, said vise means including a first jaw and a second comparison jaw, the second jaw being movable between a closed position with said first jaw and an open position away from said first jaw;
- adjustable securing means mounted on said first and second jaws adapted to secure a plurality of different sized and shaped watch cases to said vise means;
- and
- opener unit means mounted on said base for separating a watch case back from said watch case when said watch case is secured to said vise means.
2 more elements
A watch case back opener comprising:
- a base;
- vise means rotatably mounted on said base for securing a watch case to said base, said vise means including a first jaw and a second jaw, the second jaw being movable between a closed position with said first jaw and an open position away from said first jaw;
- adjustable securing means mounted on said first and second jaw adapted to secure a plurality of different sized and shaped watch cases to said vise means said adjustable securing means including a first plurality of holes formed on said first jaw and a second plurality of holes formed on said second jaw, and a plurality of posts, each post adopted to be received within any one of said plurality of holes;
- and
- opener unit means mounted on said base for separating a watch case back from said watch case when said watch case is secured to said vice means said opener unit means pivoting between a first position adjacent the vise means and a second position away from the vise means said opener unit means including an opener blade and twisting means for twisting said opener blade relative to said base.
2 more elements
A watch case back opener comprising:
- a base;
- anchoring means for anchoring said watch case to said base;
- and
- opener unit means mounted on said base for separating said watch case back from said watch case, said opener unit means being positioned above said anchoring means and being pivotal between a first position substantially adjacent said watch case secured by said anchoring means and a second position away from said watch case secured by said anchoring means;
- said opener unit means including an opener blade and twisting means for twisting said opener blade relative to said watch case.
2 more elements
A watch case back opener comprising:
- a base;
- anchoring means for anchoring said watch case to said base, said anchoring means including adjustable securing means adapted to secure a plurality of different sized and shaped watch case to said anchoring means, said adjustable securing means including a plurality of holes formed in said anchoring means and a plurality of posts, each post adapted to be received in any one of said plurality of holes;
- and
- opener unit means mounted on said base for separating said watch case back from said watch case, said opener unit means being positioned above said anchoring means and being pivotal between a first position substantially adjacent said watch case secured by said anchoring means and a second position away from said watch case secured by said anchoring means;
- said opener unit means including an opener blade and twisting means for twisting said opener blade relative to said watch case, said opener unit means including a block, said block being rotatably mounted on said base and said twisting means including a twisting lever, said opener blade being supported by said block and said twisting lever, the opener blade moving with said twisting lever and said twisting lever being movable between a first position substantially parallel to a top surface of said block and a second position at an angle to said block causing said opener blade to twist to said angle, and biasing means for biasing said twisting lever into said first position.
2 more elements
A watch case back opener comprising:
- a base:
- adjustable securing means mounted on said base adapted to secure a plurality of different sized and shaped watch cases to said base;
- and
- opener unit means mounted on said base for separating a watch case back from said watch case, the opener unit means pivoting between first position adjacent the adjustable securing means to a second position away from said adjustable securing means and including an opener blade and twisting means for twisting said opener blade relative to said base, said opener unit means including a block pivotal mounted on said base, and said twisting means being mounted on said block, said twisting means twisting between a first position substantially parallel to an upper surface of said block and a second position angled relative to said upper surface of said block and biasing means for biasing said twisting means into said first position.
1 more element
A watch case back opener comprising:
- a base;
- vise means mounted thereon for releasably securing a watch case to said base in prescribed orientation;
- said vise means comprising a companion pair of jaws relatively movable between open and closed positions for clamping a watch case therebetween;
- and an opener unit mounted on said base and adjustably movable in relation to the clamped watch case for separating the watch case back from the clamped watch case.
1 more element
Dependencies are inferred from the claim text.