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US 2018/0068810 A1Published application
Spring plate, push switch including spring plate, and electronic device including push switch
AssigneesCitizen Electronics Co., Ltd., Citizen Watch Co., Ltd.
InventorRyo WAKUDA
Life of this patent
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Abstract
In a first aspect of the present disclosure, a spring plate includes a central portion; a first leg portion projecting outward from an edge of the central portion; and a second leg portion projecting outward from the edge of the central portion. The first leg portion includes a hollow portion that is positioned within an outline of the first leg portion in a top plan view, and the second leg portion includes a hollow portion that is positioned within an outline of the second leg portion in a top plan view.
Claims21
A spring plate comprising:
- a central portion;
- a first leg portion projecting outward from an edge of the central portion;
- and
- a second leg portion projecting outward from the edge of the central portion,
- the first leg portion comprising a hollow portion that is positioned within an outline of the first leg portion in a top plan view, and
- the second leg portion comprising a hollow portion that is positioned within an outline of the second leg portion in a top plan view.
3 more elements
A spring plate comprising:
- a central portion;
- a first leg portion projecting outward from an edge of the central portion;
- a second leg portion projecting outward from the edge of the central portion;
- a third leg portion projecting outward from the edge of the central portion;
- and
- a fourth leg portion projecting outward from the edge of the central portion,
- the first leg portion, the second leg portion, the third leg portion and the fourth leg portion being positioned around the central portion at regular intervals,
- the first leg portion comprising a hollow portion that is positioned within an outline of the first leg portion in a top plan view,
- the second leg portion comprising a hollow portion that is positioned within an outline of the second leg portion in a top plan view,
- the third leg portion comprising a hollow portion that is positioned within an outline of the third leg portion in a top plan view and
- the fourth leg portion comprising a hollow portion that is positioned within an outline of the fourth leg portion in a top plan view.
8 more elements
A push switch comprising:
- a spring plate comprising a central portion, a leg portion projecting outward from an edge of the central portion, the leg portion comprising a hollow portion that is positioned within an outline of the leg portion in a top plan view;
- a first electrode arranged below the central portion of the spring plate;
- and
- a second electrode on that the hollow portion of the leg portion of the spring plate is arranged.
1 more element
A push switch comprising:
- a spring plate comprising a central portion, a leg portion projecting outward from an edge of the central portion, the leg portion comprising a hollow portion that is positioned within an outline of the leg portion in a top plan view;
- a substrate comprising a first surface, a second surface that is positioned opposite to the first surface, a peripheral side surface between the first surface and the second surface;
- and
- a first electrode arranged on the first surface of the substrate and a second electrode arranged on the first surface of the substrate,
- the hollow portion of the leg portion of the spring plate comprising a bottom that comprises a first surface and a second surface opposite to the first surface of the bottom, the hollow portion further comprising a surrounding surface that surrounds the first surface of the bottom of the hollow portion, and the second surface of the bottom of the hollow portion being arranged on the second electrode arranged on the first surface of the substrate.
2 more elements
Dependencies are inferred from the claim text.