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US 2008/0277255 A1Published application
Keyswitch with balance member
AssigneeDarfon Electronics Corp.
InventorChih Yao CHI
Life of this patent
Estimating the term…
Abstract
The invention discloses a keyswitch, which includes a keycap and a balance member. The keycap thereof defines a lower surface, which has at least one mounting portion. The balance member has an axle thereof defines a first end and a second end opposite to the first end. Additionally, the axle is folded with a first angle and elongated from the first end to form a first side, and folded with a second angle and elongated from the second end to form a second side. The axle is mounted in the at least one mounting portion. Particularly, the second angle is between 30° and 60°.
Claims11
A keyswitch comprising:
- a keycap defining a bottom surface, and the bottom surface having at least a mounting portion;
- and
- a balance member having an axle defining a first end and a second end opposite to the first end;
- wherein the axle is folded with a first angle and elongated from the first end to form a first side, and the axle is folded with a second angle and elongated from the second end to form a second side, and the axle is mounted in the at least one mounting portion;
- wherein the second angle is between 30 degree and 60 degree.
2 more elements
A keyboard comprising:
- a substrate;
- a plurality of switches disposed on the substrate;
- a plurality of supports which each corresponds to one of the switches, and each of the supports having an upper engagement portion and a lower engagement portion;
- a plurality of keycaps which each corresponds to one of the switches and the supports, and each of the keycaps defining a bottom surface, and at least one of the bottom surfaces having at least a mounting portion;
- and
- a balance member having an axle defining a first end and a second end opposite to the first end;
- wherein the axle is folded with a first angle and elongated from the first end to form a first side, and the axle is folded with a second angle and elongated from the second end to form a second side, and the axle is mounted in the at least one mounting portion;
- wherein the second angle is between 30 degree and 60 degree;
- wherein each of the supports is mounted to the bottom surface by the upper engagement portion and is mounted to the substrate by the lower engagement portion, so as to support the corresponded keycap moving vertically opposite to the substrate, and each of the switches selectively turning on in response to the movement of the corresponded keycap.
6 more elements
Dependencies are inferred from the claim text.