WO2001035202A1 - Clavier portable - Google Patents

Clavier portable Download PDF

Info

Publication number
WO2001035202A1
WO2001035202A1 PCT/KR2000/001274 KR0001274W WO0135202A1 WO 2001035202 A1 WO2001035202 A1 WO 2001035202A1 KR 0001274 W KR0001274 W KR 0001274W WO 0135202 A1 WO0135202 A1 WO 0135202A1
Authority
WO
WIPO (PCT)
Prior art keywords
key mount
hollow shaft
cap
key
mount
Prior art date
Application number
PCT/KR2000/001274
Other languages
English (en)
Inventor
Hyuck-Sang Park
Original Assignee
Park Hyuck Sang
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Park Hyuck Sang filed Critical Park Hyuck Sang
Priority to AU15580/01A priority Critical patent/AU1558001A/en
Publication of WO2001035202A1 publication Critical patent/WO2001035202A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/86—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the casing, e.g. sealed casings or casings reducible in size
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0202—Constructional details or processes of manufacture of the input device
    • G06F3/0221—Arrangements for reducing keyboard size for transport or storage, e.g. foldable keyboards, keyboards with collapsible keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/046—Casings convertible
    • H01H2223/052—Casings convertible reductible in size, e.g. for transportation

Definitions

  • the present invention relates to a keyboard, and more particularly, the present invention relates to a portable keyboard which can be conveniently carried around.
  • a keyboard includes a hard case of a fairly large size, a plurality of keys, a key mount which has a flexible printed circuit board and on which the plurality of keys are mounted, and a cord for supplying power to the keyboard.
  • each of the portable computer and portable radiotelephone is limited m a size, a size of a keyboard which is used for inputting operating instructions or data to a computer system, cannot but be decreased.
  • the present invention has been made m an effort to solve the problems occurring m the related art, and an object of the present invention is to provide a portable keyboard which can be conveniently carried around and allows operating instructions or data to be rapidly and correctly inputted.
  • a portable keyboard comprising: a flexible key mount having a plurality of keys which are embossedly formed thereon; a body for winding up and winding off the key mount, with the key mount affixed at one end thereof to the body; a holder connected to the other end of the key mount for enabling the key mount wound on the body to be drawn out from the body and for supporting the drawn-out key mount; and a cord connected to the body for supplying power to the key mount .
  • a key mount on which a plurality of keys are mounted is wound up into a cylindrical body, and, when the portable keyboard is used, a holder which is connected to one end of the key mount, is drawn out from the cylindrical body so as to unwind the key mount. Consequently, advantages are provided m that the portable keyboard can be conveniently carried around m a state wherein its volume is minimized, and, upon use, the portable keyboard can be spread to the maximum and thereby operating instructions and data can be rapidly and correctly inputted.
  • FIG. 1 is a perspective view illustrating a portable keyboard m accordance with an embodiment of the present invention
  • FIG. 2 is a perspective view illustrating a state wherein a holder of the portable keyboard according to the present invention is being drawn out toward a use position;
  • FIG. 3 is an exploded perspective view of the portable keyboard according to the present invention.
  • FIG. 4 is a cross-sectional view of FIG. 2; and FIGs. 5 through 7 are cross-sectional views illustrating a portable keyboard m accordance with another embodiment of the present invention.
  • a portable keyboard in accordance with an embodiment of the present invention largely includes a body 10, a key mount 2, a holder 1 and a cord .
  • the body 10 has a cylindrical case 11 which is defined with a drawing opening 12.
  • the drawing opening 12 extends in an axial direction.
  • a first cap 13 and a second cap 14 are respectively coupled to both ends of the cylindrical case 11.
  • the second cap 14 has a ratchet gear 15 which is secured to an inner surface thereof.
  • a hollow shaft 16 is arranged in the case 11 and is defined at one end thereof with an engaging groove 17.
  • a coupling piece 18 is coupled to the hollow shaft 16 adjacent to the first cap 13 and is formed with an engaging projection 19 which is engaged into the engaging groove 17 of the hollow shaft 16.
  • An elongate fixing pin 20 is fitted through the coupling piece 18. One end of the elongate fixing pin 20 is positioned in the hollow shaft 16, and the other end of the elongate fixing pin 20 is fastened to the first cap 13 .
  • Both ends of a torsional coil spring 21 are secured to the elongate fixing pin 20 in the hollow shaft 16, m a manner such that the torsional coil spring 21 elastically rotates the hollow shaft 16 and biases the hollow shaft 16 toward the first cap 13 when a push pm 24 as will be described below is pressed.
  • An actuating member 22 is coupled to the other end of the hollow shaft 16 adjacent to the second cap 14.
  • the actuating member 22 is formed, at a surface thereof facing the ratchet gear 15 of the second cap 14, with a pawl 23 which can be meshed with the ratchet gear 15 of the second cap 14.
  • the actuating member 22 has the push pm 24 which projects outward through the second cap 14.
  • one end of the key mount 2 which has a plurality of keys 3, is affixed to the hollow shaft 16 along the axial direction.
  • the plurality of keys 3 are embossedly formed on the key mount 2.
  • the key mount 2 is made of a flexible material.
  • the cord 4 is connected to the key mount 2.
  • the holder 1 is connected to the other end of the key mount 2 for enabling the key mount 2 which is wound on the body 10, to be drawn out from the body 10 and for supporting the drawn-out key mount 2.
  • the portable keyboard according to the present invention constructed as mentioned above, is carried around in a state wherein the key mount 2 is wound up into the body 10 as shown in FIG. 1. When the portable keyboard is used, the holder 1 is drawn out from the cylindrical body 10 so as to unwind the key mount 2.
  • the hollow shaft 16 can be rotated only m one direction by mesh between the pawl 23 of the actuating member 22 and the ratchet gear 15 of the second cap 14, if the holder 1 is released after being drawn out from the body 10, the hollow shaft 16 is not reversely
  • the push pin 24 of the actuating member 22 is pressed. If the push pin 24 is pressed, the torsional coil spring 21 is moved m the axial direction, and tne hollow shaft 16 and the coupling piece 18 are biased toward the first cap 13. The pawl 23 of the actuating member 22 and the ratchet gear 15 of the second cap 14 are disengaged from each other.
  • the portable keyboard if the holder 1 is drawn out from a state shown FIG. 1, the key mount 2 is unwound from the hollow shaft 16 and spread on a plane. At this time, by the mesh between the ratchet gear 15 and the pawl 23, the spread state of the key mount 2 is maintained. If the push pm 24 is pressed, as the ratchet gear 15 and the pawl 23 are disengaged from each other, the key mount 2 is wound up around the hollow shaft 16 by returning force of the torsional coil spring 21.
  • the portable keyboard according to the present invention can be carried around in a state wherein the key mount 2 is wound up around the hollow shaft 16, and can be conveniently used xn a state wherein the key mount 2 is wound off from the hollow shaft 16 and spread on the plane. Therefore, the portable keyboard can be conveniently carried around m a state wherein its volume is minimized, and, upon use, the portable keyboard can be spread to the maximum and thereby operating instructions and data can be rapidly and correctly inputted.
  • FIGs. 5 through 7 are cross-sectional views illustrating a portable keyboard m accordance with another embodiment of the present invention.
  • the portable keyboard according to this embodiment of the present invention largely includes a key mount 2' which is made of a flexible material, a holder 1' which is connected to one end of the key mount 2' for enabling the key mount 2' to be drawn out, and a body 30 which is affixed to the other end of the key mount 2' for allowing the key mount 2' to be wound thereon.
  • the body 3C has a cylindrical case 31.
  • the cylindrical case 31 has a fixed shaft 35 which is centrally arranged m the cylindrical case 31 and extends in an axial direction.
  • the cylindrical case 31 is formed, on a circumferential inner surface thereof, with an engaging projection 32 which is composed of first and second projecting parts 33 and 34.
  • a rotating plate 36 is coupled to the fixed shaft 35 of the cylindrical case 31.
  • the rotating plate 36 has one surface on which the key mount 2' is wound on a cylindrical part (not shown) .
  • a spring 37 is provided on the other surface of the rotating plate 36. The spring 37 is secured at one end thereof to the fixed shaft 35 and at the other end thereof to the other surface of the rotating plate 36 for elastically rotating the rotating plate 36.
  • a leaf spring 38 is lop-sidedly coupled to the other surface of the rotating plate 36.
  • the leaf spring 38 has substantially a U-shaped configuration which defines a seating groove 39.
  • a rotating lever 41 is rotatably coupled to a center shaft 40 which is formed on the other surface of the rotating plate 36 at a center portion of the leaf spring 38.
  • the rotating lever 41 is formed at one end thereof with a supporting part 42 which is selectively attached to or detached from the leaf spring 38 defining the seating groove 39 and at the other end thereof with an actuating part 43 which is selectively engaged with or disengaged from the first and second projecting parts 33 and 34 of the engaging projection 32.
  • the portable keyboard according to this embodiment of the present invention constructed as mentioned above, is carried around m a state wherein the key mount 2' is wound up on the body 30.
  • the key mount 2 ' is wound off from the body 30.
  • the key mount 2' is not willing to be wound up again on the body 30 and instead, is maintained m a spread state. In this state, if the key mount 2' is further slightly drawn out and then released, the key mount 2 ' is wound up on the body 30.
  • a rotation radius which extends from a center of the rotating lever 41 to a free end of the actuating part 43 is established to be longer than a distance r which extends from the center shaft 40 to the engaging projection 32 and to be smaller than a distance R which extends from the center shaft 40 to the circumferential inner surface of the cylindrical case 31.
  • the key mount 2 ' is not wound up on the body 30 and instead, maintained in the spread state, whereby a key inputting operation can be implemented.
  • the key mount 2' is wound up into the body 30. If the key mount 2 ' is drawn out in a manner such that the actuating part 43 of the rotating lever 41 goes beyond the "D" range, and then is released, the actuating part 43 of the rotating lever 41 is supported by the second projecting part 34.
  • the portable keyboard according to the present invention can have a small and convenient-to-carry size when not used, and can be spread to the maximum when used, as can be readily seen from FIGs. 1 through 6.
  • the key mount By once drawing out the holder, the key mount is spread. And, by further slightly drawing and releasing the holder, the key mount is wound up on the body, whereby drawing and winding operations of the key mount can be implemented m a convenient manner.
  • a key mount on which a plurality of keys are mounted is wound up into a cylindrical body, and, when the portable keyboard is used, a holder which is connected to one end of the key mount, is drawn out from the cylindrical body so as to unwind the key mount. Consequently, advantages are provided in that the portable keyboard can be conveniently carried around in a state wherein its volume is minimized, and, upon use, the portable keyboard can be spread to the maximum and thereby operating instructions and data can be rapidly and correctly inputted.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

L'invention concerne un clavier portable. Ce clavier portable comprend un support de touches souple pourvu d'une pluralité de touches formées en relief sur celui-ci, un corps destiné à l'enroulement et au déroulement de ce support de touches, dont l'une des extrémités est fixée à ce corps, un élément de retenue relié à l'autre extrémité du support de touches et permettant le retrait du support enroulé autour du corps à partir de ce dernier et le soutien du support de touches ainsi retiré, ainsi qu'un cordon relié au corps et destiné à l'alimentation électrique dudit support de touches.
PCT/KR2000/001274 1999-11-11 2000-11-07 Clavier portable WO2001035202A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU15580/01A AU1558001A (en) 1999-11-11 2000-11-07 Portable keyboard

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2019990024717U KR200178980Y1 (ko) 1999-11-11 1999-11-11 휴대용 키보드
KR1999/24717 1999-11-11

Publications (1)

Publication Number Publication Date
WO2001035202A1 true WO2001035202A1 (fr) 2001-05-17

Family

ID=19595994

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2000/001274 WO2001035202A1 (fr) 1999-11-11 2000-11-07 Clavier portable

Country Status (3)

Country Link
KR (1) KR200178980Y1 (fr)
AU (1) AU1558001A (fr)
WO (1) WO2001035202A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1462912A1 (fr) * 2003-03-25 2004-09-29 Sony Ericsson Mobile Communications AB Clavier de terminal extractible
WO2004086203A2 (fr) * 2003-03-25 2004-10-07 Sony Ericsson Mobile Communications Ab Clavier de terminal extractible
WO2017113242A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée flexible et enroulable
WO2017113204A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée enroulable et souple
WO2017113203A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée flexible et enroulable
WO2017113241A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée enroulable et flexible
EP3536186A4 (fr) * 2016-11-02 2019-11-13 Shenzhen Royole Technologies Co., Ltd. Ensemble cylindre enrouleur, plaque-cadran et bracelet intelligent

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040037336A (ko) * 2002-10-28 2004-05-07 주식회사 유일전자 플렉시블 키보드 및 그 제조방법
KR100911120B1 (ko) * 2007-09-18 2009-08-11 한국과학기술원 두루마리형 유연키보드

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0415725A (ja) * 1990-05-01 1992-01-21 Hitachi Ltd 入出力装置
JPH09218738A (ja) * 1996-02-09 1997-08-19 Sanyo Electric Co Ltd キーボード
KR19990033127U (ko) * 1999-03-05 1999-08-05 송재욱 보조테이프 홀더

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0415725A (ja) * 1990-05-01 1992-01-21 Hitachi Ltd 入出力装置
JPH09218738A (ja) * 1996-02-09 1997-08-19 Sanyo Electric Co Ltd キーボード
KR19990033127U (ko) * 1999-03-05 1999-08-05 송재욱 보조테이프 홀더

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1462912A1 (fr) * 2003-03-25 2004-09-29 Sony Ericsson Mobile Communications AB Clavier de terminal extractible
WO2004086203A2 (fr) * 2003-03-25 2004-10-07 Sony Ericsson Mobile Communications Ab Clavier de terminal extractible
WO2004086203A3 (fr) * 2003-03-25 2005-06-09 Sony Ericsson Mobile Comm Ab Clavier de terminal extractible
US7382355B2 (en) 2003-03-25 2008-06-03 Sony Ericsson Mobile Communications Ab Extractable terminal keypad
WO2017113242A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée flexible et enroulable
WO2017113204A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée enroulable et souple
WO2017113203A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée flexible et enroulable
WO2017113241A1 (fr) * 2015-12-30 2017-07-06 深圳市柔宇科技有限公司 Dispositif d'entrée enroulable et flexible
US10671179B2 (en) 2015-12-30 2020-06-02 Shenzhen Royole Technologies Co., Ltd. Rollable and flexible input device
EP3536186A4 (fr) * 2016-11-02 2019-11-13 Shenzhen Royole Technologies Co., Ltd. Ensemble cylindre enrouleur, plaque-cadran et bracelet intelligent

Also Published As

Publication number Publication date
AU1558001A (en) 2001-06-06
KR200178980Y1 (ko) 2000-04-15

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