Chicony Electronics Co., Ltd.

Via Technologies, Inc.

Asmedia Technology Inc.

Beyond Innovation Technology Co., Ltd.

Genesys Logic, Inc.

Tamkang University

Chia-Hsin Chen

Mitsuo Horiuchi

Po-Hsin Li

Jiin Lai

Nai-Shung Chang

Chi-Hung Cheng

Ming-Hui Chiu

Ping-Ju Kuo

Yung-Chi Hwang

Chia-Hsing Yu

Ching-Cheng Tsai

You-Ming Chiu

Chiu-Yuan Lin

Ching-Fu Chuang

Chih-Kuo Kao

Yu-Wei Lin

Pai-Hsiang Wang

Kan-Nan Chen

Jing-Zhong Hwang

Bor-Yuh Chang

Ching-Fa Hsiao

Tsung-Ping Wei

Rei-Xin Wu

Mei-Ting Lu

Wan-Chun Cai

Chung-Yin Chen

A key structure includes a base plate, a keycap, a connecting assembly, a protrusion and a limiting member. The connecting assembly includes a first frame and a second frame pivotally connected to each other. Two opposite ends of the first frame are movably connected to the base plate and the keycap, respectively, and two opposite ends of the second frame are movably connected to the base plate and the keycap, respectively, to drive the keycap upward and downward relative to the base plate. The protrusion is disposed on a sidewall of the first frame or a sidewall of the second frame. The limiting member corresponds in position to the protrusion. When the keycap is at a maximum height, the protrusion abuts against the limiting member.

Key structure

A backlight module of an illuminated keyboard device includes a circuit board and a plurality of light-emitting elements. The circuit board has a top surface and a bottom surface opposite to the top surface. The top surface has a plurality of key assembling regions. Each of the key assembling regions has a stress release hole defined through the top surface and the bottom surface. The light-emitting elements are respectively disposed on the key assembling regions. Each of the light-emitting elements includes a main body and a conductive portion connected to the main body. The conductive portion is electrically connected to the circuit board, and the stress release hole is adjacent to the conductive portion of each of the light-emitting elements.

Illuminated keyboard and backlight module thereof

A keyboard includes a base plate and a backlight module. The base plate has a short axis direction and a long axis direction, and the base plate includes at least one long slit. The long slit is disposed on the base plate along the short axis direction. The backlight module is disposed on the base plate. The backlight module includes a shielding sheet, a light guide plate and a reflecting sheet. An upper surface of the shielding sheet faces toward the base plate. The light guide plate is disposed on a lower surface of the shielding sheet. The reflecting sheet is disposed below the light guide plate. The reflecting sheet includes a plurality of first slits. When the length of the base plate is adjusted along the long axis direction, the reflective sheet is adjusted and moved along with the base plate by expansion of the first slits.

Keyboard and backlight module

A keyboard includes a base plate, a plurality of keys and a backlight module. The base plate has a short-axis direction and a long-axis direction. The keys are disposed on the base plate. The backlight module is disposed on the base plate and includes a shielding sheet, a light guide plate and a reflecting sheet. The light guide plate is disposed on a lower surface of the shielding sheet. The light guide plate includes a plurality of light guide structures corresponding to the keys respectively. Each of the light guide structures includes a ring portion and at least one bend line portion. The bend line portion connects to the ring portion, and the ring portion is formed by a plurality of bending portions. The reflecting sheet is disposed below the light guide plate.

A keyboard includes a base plate, a plurality of keys and a backlight module. The base plate has a short axis direction and a long axis direction. The keys are disposed on the base plate along the long axis direction, and the keys are arranged to form a plurality of rows. The backlight module is disposed on the base plate and includes a shielding sheet, a light guide plate and a reflecting sheet. The light guide plate is disposed on a lower surface of the shielding sheet. The light guide plate includes a plurality of long openings, and each of the long openings has at least one long side. The long side is parallel to the long axis direction, and each of the long openings has a central axis. The central axis is located between two adjacent rows on which the keys are disposed.

Keyboard and backlight module including adjustable reflective sheet

A keyboard device includes a substrate and keycaps disposed on the substrate. The substrate includes a long slit and an elastic bridge member. The long slit divides the substrate into a first plate having a first side edge and a second plate having a second side edge opposite to the first side edge. A gap is between the first side edge and the second side edge. The elastic bridge member is connected between the first side edge and the second side edge. The first plate is movable relative to the second plate. The first side edge includes a first bridge seat. The second side edge includes a second bridge seat. The elastic bridge member is connected between the first bridge seat and the second bridge seat. The elastic bridge member includes a wedge portion connected to an inner corner between the elastic bridge member and the first bridge seat.

Keyboard device including a plurality of substrate plates connected by elastic bridge member

A keyboard device includes a substrate and keycaps disposed on the substrate. The substrate includes a long slit and an elastic bridge component. The long slit divides the substrate into a first plate having a first side edge and a second plate having a second side edge opposite to the first side edge. A gap is between the first side edge and the second side edge. The elastic bridge component is connected between the first side edge and the second side edge. The first plate is movable relative to the second plate. The first side edge includes two first bridge connections. The second side edge includes two second bridge connections. The elastic bridge component includes a first elastic bar connected between the first bridge connections, a second elastic bar connected between the second bridge connections, and a connecting member connected between the first elastic bar and the second elastic bar.

Keyboard device

A keyboard device includes a substrate, a connection hook, a keycap, and a connecting member. The substrate has a top surface including an assembly area. The connection hook is disposed on the assembly area and includes a fixed seat fixed on the substrate, a standing portion, and a reinforcement block. The standing portion is extending from the fixed seat and extending in a direction away from the fixed seat. A hook portion is laterally extending from a top end of the standing portion, the hook portion has a bottom edge. The reinforcement block is connected to the standing portion and the bottom edge. The keycap is disposed on the assembly area. The connecting member is connected between the keycap and the assembly area. The connecting member includes a shaft slidably pivoted at the bottom edge. An inner side of the shaft includes an avoidance groove corresponding to the reinforcement block.

A keyboard device includes a substrate, a membrane circuit board, a flexible printed circuit board, a first fixing board, and a second fixing board. The substrate includes a top surface, a bottom surface, and a side edge. The substrate further includes an offset protrusion protruding from the top surface and forms a recessed area on the bottom surface. The membrane circuit board is disposed on the top surface. The membrane circuit board includes an outlet area correspondingly disposed on the offset protrusion. The flexible printed circuit board is disposed on the bottom surface. The flexible printed circuit board includes a fixed portion, a folded portion, and an electrical connection end. The fixed portion is received in the recessed area. The first fixing board is correspondingly disposed on the offset protrusion. The second fixing board is correspondingly received in the recessed area and assembled with the first fixing board.

A key structure includes a keycap, a guiding structure, a connection member and a base plate. The guiding structure is located below the keycap and includes at least one pivot shaft. The connection member includes a connection groove, and the at least one pivot shaft is connected to the connection groove. The base plate includes at least one fixing member. The connection member envelops the at least one fixing member such that the connection member is fixed to the base plate.

A keyboard device includes a substrate, keycaps, and a frame. The substrate has a top surface and a bottom surface and includes a welding-fixing portion. The welding-fixing portion includes a through hole and an arch-shaped bridge member. The arch-shaped bridge member is connected in the through hole and divides the through hole into partition holes. The arch-shaped bridge member has an arch portion and bridge bases. The arch portion protrudes from the top surface to form a recessed portion. The frame is disposed on the top surface and includes hollow holes respectively corresponding to the keycaps. The frame includes a welding member, and the welding member includes welding posts and a welding-fixing base. The welding posts respectively pass through spaces between the edge portion of the through hole and the arch-shaped bridge member. The welding-fixing base is received and fixed in the through hole and the recessed portion.

A keyboard includes a base plate, a membrane circuit board, a backlight module, and a plurality of keyswitch assemblies. The base plate has a plurality of through holes. The membrane circuit board is disposed on the base plate. The backlight module is disposed at a side of the base plate away from the membrane circuit board and configured to emit light toward the base plate. The keyswitch assemblies are disposed on the membrane circuit board. Each of the keyswitch assemblies includes a position-returning member located over one of the through holes. An orthogonal projection of the position-returning member projected on the base plate overlaps a part of said one of the through holes.

Keyboard

The keyboard device includes a substrate, a key, a first elastic member, and a second elastic member. The substrate includes a top surface having an assembly area. The assembly area has a pivoting base including a standing portion and an extension portion extending from the standing portion. The key is liftably disposed over the assembly area. A pivoting hook is extending from the bottom of the key toward the assembly area, and one end of the pivoting hook includes a pivoting portion. The first elastic member and the second elastic member are disposed on the assembly area and elastically abutted against the bottom of the key, so that the pivoting portion is abutted against and pivoted to the extension portion, and a liftable distance is maintained between the extension portion and the bottom of the key.

The present disclosure discloses a keyboard including a base plate, membrane circuit board, a plurality of keys and a frame. The base plate includes a plurality of assembly areas and a first opening. The first opening is disposed between some said assembly areas. The membrane circuit board is disposed above the base plate. The membrane circuit board includes a second opening corresponding in position to the first opening, respectively. The frame is disposed above the base plate, and the membrane circuit board is disposed between the base plate and the frame. The frame blocks the first and second openings. The frame includes receiving portions corresponding in position to the assembly areas. The keys pass through the receiving portions and are fixed to the assembly areas of the base plate, respectively. Gaps between the frame and keys, the first and second openings jointly form an air current channel.

A keyboard includes a substrate, a limit connecting member, a keycap, and a liftable connecting member. The assembly area of the substrate includes a long fixation hole having two short sides, a first long side, and a second long side. A portion of the bottom surface of the substrate is further recessed to form a long bottom groove, and two ends of the long bottom groove are near to the two short sides. The limit connecting member is disposed on the assembly area and includes a fixed seat in the long fixation hole and a standing portion extending from the fixed seat. The fixed seat includes a lower wing plate correspondingly fixed in the long bottom groove. The keycap is disposed on the assembly area. The liftable connecting member is connected between the keycap and the assembly area and includes a shaft disposed on the limit connecting member.

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Taipei, Taiwan

Chia-Hsin Chen