JPH09139139A - Accumulation-type keyboard device - Google Patents
Accumulation-type keyboard deviceInfo
- Publication number
- JPH09139139A JPH09139139A JP7295368A JP29536895A JPH09139139A JP H09139139 A JPH09139139 A JP H09139139A JP 7295368 A JP7295368 A JP 7295368A JP 29536895 A JP29536895 A JP 29536895A JP H09139139 A JPH09139139 A JP H09139139A
- Authority
- JP
- Japan
- Prior art keywords
- key
- piezoelectric element
- power
- keyboard device
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/076—Key stroke generating power
Landscapes
- Keying Circuit Devices (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は
キーボード装置に関し、特に、情報入力に用いられる蓄
電式キーボード装置に関する。TECHNICAL FIELD The present invention relates to
The present invention relates to a keyboard device, and more particularly, to a power storage keyboard device used for inputting information.
【０００２】[0002]
【従来の技術】従来の外付け式バッテリを搭載している
ノート型コンピュータは、外部電源を使用しない場合、
外付け式バッテリにより電力を供給されて動作する。2. Description of the Related Art A notebook computer equipped with a conventional external battery, when not using an external power source,
It is powered by an external battery and operates.
【０００３】[0003]
【発明が解決しようとする課題】前記の様なコンピュー
タでは、外部電源を使用しない場合、コンピュータ内部
に搭載されているバッテリから電力が供給され、その動
作時間はバッテリの充電量に制限されるという問題点が
あった。In the [0006] above as a computer, that if external power is not used, power is supplied from a battery mounted inside the computer, the operation time is limited to the charge amount of the battery There was a problem.
【０００４】[0004]
【課題を解決するための手段】本発明の蓄電式キーボー
ド装置は、キーの押し下げ動作によって、キー内に内蔵
された圧電素子から発生する電力を蓄電することを特徴
とする。The electric storage type keyboard device of the present invention is characterized in that the electric power generated from the piezoelectric element incorporated in the key is stored by the pressing operation of the key.
【０００５】本発明の蓄電式キーボード装置は、盤上に
配置された複数のキーを有するキースィッチと、前記キ
ーの押し下げ動作によって移動する軸と、前記キーの押
し下げ動作によって加圧される、前記キー内に設置され
た圧電素子と、前記軸と前記圧電素子の接触間隔を調整
するためのスプリングと、前記キーより発生した電力を
集める集電部と、この集電部によって集められた電力を
充電可能な電圧にまで高めるＤＣ／ＤＣコンバータと、
このＤＣ／ＤＣコンバータによって充電可能な電圧に高
められた電力を蓄積する蓄電部と、この蓄電部に蓄電さ
れた電力の供給を行う制御部とを備えている。[0005] capacitor-type keyboard device of the present invention, a key switch having a plurality of keys arranged on the board, a shaft which is moved by the depressing operation the key is pressurized by depression operation the key, the A piezoelectric element installed in the key, a spring for adjusting the contact distance between the shaft and the piezoelectric element, a current collector that collects the power generated by the key, and a power collected by the current collector. A DC / DC converter that raises the voltage to a chargeable level,
A power storage unit that stores electric power increased to a voltage that can be charged by the DC / DC converter and a control unit that supplies the electric power stored in the power storage unit are provided.
【０００６】[0006]
【発明の実施の形態】次に、本発明の実施の形態につい
て図面を参照して説明する。Next, embodiments of the present invention will be described with reference to the drawings.
【０００７】図１は本発明の一実施の形態に用いられる
入力装置の断面模式図である。キースィッチ１が打鍵
されることにより、キー内の軸２が押し下げられる。そ
の際、軸の周囲に配置されたスプリング４は、軸２と圧
電素子３の接触間隔を調整するのに用いられる。軸２と
圧電素子３の接触により圧電素子が加圧されて、電力を
発生する。FIG. 1 is a schematic sectional view of an input device used in one embodiment of the present invention. Key switch 1 is keystroke
The Rukoto is, Ru shaft 2 in the key is pressed down. At that time, the spring 4 arranged around the axis is used to adjust the contact distance between the shaft 2 and the piezoelectric element 3. The piezoelectric element is pressed by the contact between the shaft 2 and the piezoelectric element 3, and the electric power is supplied.
Occur.
【０００８】図２は、本発明の一実施の形態の蓄電式キ
ーボード装置の構成図である。各々のキー内で発生した
電力は、集電部５に集められ、その後、ＤＣ／ＤＣコン
バータ６を介して昇圧される。この様にして得られた電
力は、蓄電部７に供給される。蓄電部７に蓄積された電
力は、制御部８により、電気エネルギーとして使用可能
となる。FIG. 2 is a configuration diagram of a storage keyboard device according to an embodiment of the present invention. The electric power generated in each key is collected in the current collector 5 and then boosted via the DC / DC converter 6. The electric power thus obtained is supplied to power storage unit 7. The electric power stored in the power storage unit 7 can be used as electric energy by the control unit 8.
【０００９】[0009]
【発明の効果】以上説明したように本発明は、キースイ
ッチ内部に圧電素子を配置することにより、電気エネル
ギーを得ることで、蓄電部の充電を可能としている。As described above, according to the present invention, the electric storage unit can be charged by arranging the piezoelectric element inside the key switch to obtain electric energy.
【図１】本発明の一実施の形態に用いられる入力装置の
断面模式図である。[1] of the input device used in an embodiment of the present invention
It is a schematic cross-sectional view.
【図２】本発明の一実施の形態を構成図である。FIG. 2 is a configuration diagram of an embodiment of the present invention.
１ キースイッチ ２ 軸 ３ 圧電素子 ４ スプリング ５ 集電部 ６ ＤＣ／ＤＣコンバータ ７ 蓄電部 ８ 制御部 1 Key Switch 2 Axis 3 Piezoelectric Element 4 Spring 5 Current Collector 6 DC / DC Converter 7 Power Storage 8 Controller
Claims (2)
内蔵された圧電素子から発生する電力を蓄電することを
特徴とする蓄電式キーボード装置。1. An electric storage type keyboard device characterized in that electric power generated from a piezoelectric element incorporated in a key is stored by depressing the key.
を有するキースィッチと、前記キーの押し下げ動作によ
って移動する軸と、前記キーの押し下げ動作によって加
圧される、前記キー内に設置された圧電素子と、前記軸
と前記圧電素子の接触間隔を調整するためのスプリング
と、前記キーより発生した電力を集める集電部と、この
集電部によって集められた電力を充電可能な電圧にまで
高めるＤＣ／ＤＣコンバータと、このＤＣ／ＤＣコンバ
ータによって充電可能な電圧に高められた電力を蓄積す
る蓄電部と、この蓄電部に蓄電された電力の供給を行う
制御部とを備えていることを特徴とする蓄電式キーボー
ド装置。2. A plurality of keys arranged on a board
A key switch having a key , a shaft that moves when the key is pressed down , a piezoelectric element installed in the key that is pressed by the key that is pressed down, and a contact distance between the shaft and the piezoelectric element is adjusted. a spring for a collector unit for collecting power generated from the key, a DC / DC converter to increase until the rechargeable voltage power collected by the collector portions, rechargeable by the DC / DC converter An electric storage keyboard device, comprising: an electric storage unit that stores electric power increased to a certain voltage; and a control unit that supplies electric power stored in the electric storage unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7295368A JPH09139139A (en) | 1995-11-14 | 1995-11-14 | Accumulation-type keyboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7295368A JPH09139139A (en) | 1995-11-14 | 1995-11-14 | Accumulation-type keyboard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09139139A true JPH09139139A (en) | 1997-05-27 |
Family
ID=17819729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7295368A Pending JPH09139139A (en) | 1995-11-14 | 1995-11-14 | Accumulation-type keyboard device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09139139A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020057683A (en) * | 2001-01-03 | 2002-07-12 | 신희삼 | The keyboard having power generating device |
| WO2004044997A1 (en) * | 2002-11-05 | 2004-05-27 | Infinite Power Solutions, Inc. | Method and apparatus for an incidental use piezoelectric energy source with thin-film battery |
| US7102271B2 (en) | 2004-01-14 | 2006-09-05 | Infinite Power Solutions, Inc. | Method and apparatus for a high output sensor system |
| US7183693B2 (en) | 2003-04-22 | 2007-02-27 | Infinite Power Solutions, Inc. | Method and apparatus for an ambient energy battery recharge system |
-
1995
- 1995-11-14 JP JP7295368A patent/JPH09139139A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020057683A (en) * | 2001-01-03 | 2002-07-12 | 신희삼 | The keyboard having power generating device |
| WO2004044997A1 (en) * | 2002-11-05 | 2004-05-27 | Infinite Power Solutions, Inc. | Method and apparatus for an incidental use piezoelectric energy source with thin-film battery |
| US7183693B2 (en) | 2003-04-22 | 2007-02-27 | Infinite Power Solutions, Inc. | Method and apparatus for an ambient energy battery recharge system |
| US7102271B2 (en) | 2004-01-14 | 2006-09-05 | Infinite Power Solutions, Inc. | Method and apparatus for a high output sensor system |
| US7274130B2 (en) | 2004-01-14 | 2007-09-25 | Infinite Power Solutions, Inc. | Method and apparatus for a high output sensor system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 19980106 |