[go: up one dir, main page]

WO1996008189A1 - Lutrin portatif - Google Patents

Lutrin portatif Download PDF

Info

Publication number
WO1996008189A1
WO1996008189A1 PCT/US1995/011679 US9511679W WO9608189A1 WO 1996008189 A1 WO1996008189 A1 WO 1996008189A1 US 9511679 W US9511679 W US 9511679W WO 9608189 A1 WO9608189 A1 WO 9608189A1
Authority
WO
WIPO (PCT)
Prior art keywords
bookstand
book
portable
support
bookshelf
Prior art date
Application number
PCT/US1995/011679
Other languages
English (en)
Inventor
Cliff L. Chuang
Original Assignee
Advanced & Practical Devices, Inc.
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 Advanced & Practical Devices, Inc. filed Critical Advanced & Practical Devices, Inc.
Publication of WO1996008189A1 publication Critical patent/WO1996008189A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
    • A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
    • A47B23/042—Book-rests or note-book holders resting on tables
    • A47B23/043—Book-rests or note-book holders resting on tables adjustable, foldable
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
    • A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
    • A47B23/042—Book-rests or note-book holders resting on tables
    • A47B2023/045—Book-rests or note-book holders resting on tables made of metal wires
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
    • A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
    • A47B23/042—Book-rests or note-book holders resting on tables

Definitions

  • the reader When reading a book, the reader often finds that his or her hands can become uncomfortably positioned and/or occupied, because one must not only hold the book open, but must also hold it in both a comfortable position, and at a comfortable distance and angle for the reader's eyes.
  • the reader's hands and wrists can thus tire quickly from holding a book over an extended period of time and readers tend to constantly change their reading position, in order to rest their hands and wrists. This degree of motion may affect both reading speed and comprehension, and theiefore, the overall degree of enjoyment.
  • U.S. Patent No. 1 ,278,442 (Dahlberg) describes a bookstand or support comprising a base, a pnir of members mounted to slide horizontally thereon and to be normally held by friction against slidable movement, a book supporting member mounted on each of said slidable members and an equalizer interposed between said slidable members and operatively connected therewith and with said base.
  • U. S. Patent No. 1 ,797,889 (Wiberg) describes a bookstand comprising a base member, a book holder member hingedly mounted thereon, said base member having a slot therein extending toward and away from the hinged mounting of said holder member, a supporting member slidably mounted in said slot upon which said holder member may rest in various positions of adjustment, and resilient frictional means or holding said supporting member in adjusted position.
  • U.S. Patent No. 1 ,947,053 (Mason) describes a bookstand comprising a base board having upstanding flanged edges, a major and a minor book rest member pivotally connected together and to said upstanding flanged edges, said two book rest members service as a closure for the base and its flanged edges in their lowered position, a bracket support hinged to the base and foldable therein, and the top edge of said support cut in V-form whereby same is adapted to support the book rest members in a pivotally raised position when said bracket support is raised to a vertical position.
  • U. S. Patent No. 2,255,632 (Stevens) describes a bookstand or support including a base formed of a length of stiff wire or the like bent to form a pair of supporting members, a guard for one end of said base formed between said support members at one end thereof, and a pair of inwardly projecting stops or fingers formed at the other terminal of each supporting member, and an inclined back rest slidable carried on said supporting members, said base and back rest being foldable for nesting one within the other when the device is not in use, said stops or fingers having engagement under tension with a side of the back rest when the said parts are nested.
  • U. S. Patent No. 2,834, 1 49 discloses a bookstand comprising two pairs of parallel arms, the arms of each pair being in side by side relation and said pairs of arms normally extending horizontally in opposite directions parallel with a predetermined common plane, a support for said arms, fixed means on said support for pivotally attaching the corresponding ends of each pair of arms thereto for swinging movement of said arms in a direction normal to said common plane, each pair of arms being swingable independently of the other pair, bracket means on each pair of arms pivotally connecting the free ends thereof on axes parallel with and respectively equidistant from the pivot attachment of each of said arms to sid support, a book support plate on each of said bracket means and lying parallel with said common plane, means normally urging said pairs of arms toward said common plane, and fixed means on said support extending into the path of movement of said plates toward said common plane.
  • U.S. Patent No. 3,007,278 discloses a four-piece, foldable metal frame bookstand comprising spaced wire side members, each side member including front and rear diagonal portions inclined in an upward and rearward direction and spaced from each other to provide pocket portions to receive reading matter, each side member further including a substantially horizontal base portion adapted to rest upon a supporting surface, generally vertical coupling strips receiving said base portions and disposed substantially rearwardly of said pocket portions, a wire back structure secured to said coupling structure and including an upper portion vertically adjustable in said coupling strips and adapted to be engaged by and support the leading matter disposed in pocket portions.
  • U.S. Patent No. 4,060,21 6 (Million) describes an adjustable bookstand including a pair of unitary side members each formed of a vertical back portion terminating in a support end and a base portion terminating in a deflector guide end included in a spaced upward and rearward direction relative to said back portion and a rigid elongated back structure having a pair of spaced aligned ends each defining a passageway which rotatably clamps the back portion, one in each end, such that the support ends are on one side of the back structure and the base portions are on the opposite side of the back structure with the position of the guide ends being adjustable relative to the back structure to firmly support reading material between the support ends and back structure at the top and each of the deflector guide ends at the bottom during usage and wherein the position of the base portion and deflector guide ends at the bottom during usage and wherein the position of the base portion and deflector guide ends can be laid substantially flat during storage is disclosed.
  • U.S. Patent No. 4, 105, 1 82 (Jacobson) describes a collapsible and portable bookstand, formed from a single elongated blank of light weight material, such as cardboard, transversely creased to form a plurality of foldable panels which are adapted to lock into a plurality of positions each of which is adapted for a different purpose such as holding and supporting an opened book in a rearwardly inclined position for ease of viewing, for use as a cover or support, for use as a folder for notepad, a hand-held support for such items as a note or sketch pad, a storage bin for books or like articles, a bookrack, a pen-pencil and ruler holder, a lectern, a study carrel, a clipboard easel for typists, a music stand, a projection screen prop or a technical drawing board prop.
  • the present invention overcomes many of the disadvantages associated with these prior art devices, providing a sturdy, low cost, easy to use bookstand, book holder or bookshelf, as detailed herein below.
  • the present invention is a portable bookstand that can hold a book open in a comfortable position for the reader while he/she is reading.
  • the stand includes a shelf on the face thereof, which supports the bottom of the book. At each end of the shelf there is an adjustable hook that may be used to hold the pages of the open book, eliminating the necessity of the reader's hands holding the book open during the reading process.
  • a foldable support piece Positioned on the back of the bookstand is a foldable support piece that can be infinitely adjusted to any desired support angle, allowing the reader to easily select the optimum angle for reading under any lighting conditions.
  • the variability of the angle is created by utilizing a Velcro hook and loop type fastener, but other means for varying the angle could likewise he employed.
  • the bookstand also includes on its upper surface, an openable bar which can open 1 80 degrees off the main body, to support a large book, magazine or newspaper.
  • an openable bar which can open 1 80 degrees off the main body, to support a large book, magazine or newspaper.
  • the various parts of the bookstand may be simply folded together into a relatively flat package and put away in a bag or a briefcase.
  • this bookstand also includes a display window which can hold one or several pictures, memorandum, reminder cards, working schedules, academic formula review cards, notes, message, or the like, making the stand further useful.
  • the bookstand of the present invention is very convenient for people to use, making their reading effortless, reducing eye strain, thereby increasing reading efficiency and enjoyment. Suitable places where this device would be used include the office, the library, in the home, e.g ., by students or other readers at the dining room table, a coffee table, or in other study areas where books or other documents may need to be read from time to time.
  • the bookstand of the present invention can include either one "U" shaped bar or two extendible bars, located on the top of the main body which can be pulled out to support the extra height of the reading material.
  • Figure 1 illustrates in two plan views, the front and back of the bookshelf of the present invention.
  • Figure 2 in a series of six side views, illustrates some of the various reading position angles possible using the bookshelf of the present invention.
  • FIG. 3 in three views, illustrates the general operation of the page hooks of the bookshelf of the present invention.
  • Figure 4 illustrates in cross-section, the main body of the preferred embodiment of the present invention.
  • the preferred main body is a two-piece plastic unit, the top cover being transparent or translucent, with the back portion being a colored plastic member.
  • a slot is formed between the two pieces of plastic for inserting pictures, memos, etc.
  • Figure 5 illustrates the back of the two-piece plastic unit shown in
  • a hole is preferably provided to allow the user to readily manipulate the materials retained in the slot.
  • Figure 6 illustrates in three views, the preferred locking mechanism used to hold in place the page hooks illustrated in Figure 3.
  • Figure 7 illustrates in two views, the use of the extension bar (flippable bar) which when in the up position is used to provide additional support for large books, newspapers, magazines, etc.
  • extension bar flippable bar
  • the present invention is thus directed to a device that can hold a book open so that the reader does not need to use his or her hands to keep the book open when he or she is reading a book.
  • the bookstand of the present invention 1 has a front surface 10 and a back surface 14.
  • a bookshelf 1 2 Foldably mounted near the bottom of the front surface 1 0 is a bookshelf 1 2.
  • arms 1 1 which are used to hold the pages of a book mounted on the shelf .
  • the back surface 1 4 of the bookstand includes the foldable support arm 1 6, which is hingedly attached near the top of the back surface, and the support angle locking means, which in the illustrated embodiment is a Velcro ' hook and loop strip combination 1 8/1 9, discussed in detail below.
  • the preferred support angle locking means comprises a strip of Velcro ' brand hook (or loop) material attached near the bottom of the back side of the bookshelf 1 4, with the other material (i.e., the loop or hook), attached to the back side of the foldable support arm 16. Variation in the attachment location of the hook and loop strips 1 8/1 9 provides the user with the ability to create various reading position angles, from nearly flat to nearly 90° .
  • Figure 3 in three views, illustrates the general operation of the page hooks 1 1 mounted to the bookshelf 1 2.
  • the page hooks are mounted on a track mechanism (described below) such that they may be moved horizontally about the foldable bookshelf 1 2.
  • Figure 4 illustrates in cross-section, the main body of the preferred embodiment of the present invention.
  • the preferred main body is a two-piece plastic unit, the top cover 1 0 being transparent or translucent, with the back portion 14 being a colored plastic member.
  • a slot 1 3 is formed between the two pieces of plastic for inserting pictures, memos, etc.
  • Figure 5 illustrates the back portion 1 4 of the two-piece plastic unit shown in Figure 4. As illustrated in this Figure, a hole 1 5 is preferably provided to allow the user to readily manipulate the materials retained in the slot 1 3.
  • Figure 6 illustrates in three views, the preferred locking mechanism 20/21 used to hold in place the page hooks 1 1 as illustrated in Figure 3.
  • the page hooks are preferably mounted to a trolley 20, the bottom of which is provided with a hook member 22.
  • Hook member 22 locks in place with the teeth 21 provided as a strip down the center of the bookshelf member 1 2.
  • the mating of the hook member 21 and teeth 22, locks the trolley 20 in place, thereby securing the pages of the book as retained by page hooks 1 1 .
  • the horizontal track of teeth 21 on the bookshelf 1 2 allows for variable positioning of the page hooks 1 1 , allowing the use of this device with books having various widths.
  • Figure 7 illustrates in two views, the use of the metal extension bar 23 ("flippable" bar) which when in the up position is used to provide additional support for large books, newspapers, magazines, etc.
  • the preferred construction component parts of this device should be strong, light weight plastic and/or metal components as discussed above. Other components (e.g. , wood, more metal, etc.) could be used as desired by the skilled artisan upon consideration of this disclosure, however, use of such other components may add unwanted weight to the device, reducing its portability. Fabrication of the device using the preferred types of materials described herein will keep the manufacturing costs low cost and the use of the device as simple as possible.

Landscapes

  • Tables And Desks Characterized By Structural Shape (AREA)

Abstract

L'invention porte sur un lutrin portatif (1) comportant une planchette ou une étagère rabattable (12) pouvant s'écarter de 90° du corps principal pour soutenir un livre. Deux crochets réglables (11) servent à maintenir le livre ouvert et éliminent la nécessité d'utiliser les mains pour maintenir le livre ouvert pendant la lecture. Le dos (14) du lutrin (1) est pourvu d'un support repliable (16) pouvant prendre différents angles et conférer au lutrin la position oculaire de lecture la plus confortable. Une tringle coudée déployable (23) fixée aux côtés du corps principal peut être levée pour soutenir les ouvrages de grande taille. Le lutrin (1) comporte également une fenêtre de présentation (10) pouvant recevoir des illustrations, des mémos ou autres.
PCT/US1995/011679 1994-09-16 1995-09-14 Lutrin portatif WO1996008189A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US30729994A 1994-09-16 1994-09-16
US08/307,299 1994-09-16

Publications (1)

Publication Number Publication Date
WO1996008189A1 true WO1996008189A1 (fr) 1996-03-21

Family

ID=23189117

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1995/011679 WO1996008189A1 (fr) 1994-09-16 1995-09-14 Lutrin portatif

Country Status (1)

Country Link
WO (1) WO1996008189A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997030610A1 (fr) * 1996-02-24 1997-08-28 Kim Sang Do Support repliable pour livre
USD603171S1 (en) * 2009-01-27 2009-11-03 Chun-Yuan Chang Bookstand
GB2485238A (en) * 2010-11-08 2012-05-09 Peter Sisti Fiorelli Fold flat lap tray

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1564594A (en) * 1922-12-04 1925-12-08 Harold M Leh Bookrest
US1947053A (en) * 1933-06-19 1934-02-13 Ray W Mason Bookholder
US3863882A (en) * 1972-05-30 1975-02-04 Constance Bannister Hatcher Self-balancing support
US4365431A (en) * 1980-11-10 1982-12-28 Bankers Box Company Copy holder
US4531642A (en) * 1984-01-03 1985-07-30 G Q Games, Inc. Portable desk

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1564594A (en) * 1922-12-04 1925-12-08 Harold M Leh Bookrest
US1947053A (en) * 1933-06-19 1934-02-13 Ray W Mason Bookholder
US3863882A (en) * 1972-05-30 1975-02-04 Constance Bannister Hatcher Self-balancing support
US4365431A (en) * 1980-11-10 1982-12-28 Bankers Box Company Copy holder
US4531642A (en) * 1984-01-03 1985-07-30 G Q Games, Inc. Portable desk

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997030610A1 (fr) * 1996-02-24 1997-08-28 Kim Sang Do Support repliable pour livre
USD603171S1 (en) * 2009-01-27 2009-11-03 Chun-Yuan Chang Bookstand
GB2485238A (en) * 2010-11-08 2012-05-09 Peter Sisti Fiorelli Fold flat lap tray

Similar Documents

Publication Publication Date Title
US7185869B2 (en) Foldable book holder
US4378102A (en) Book or magazine reading support
US6435466B1 (en) Document holder
US5829787A (en) Book holder
US4886231A (en) Foldable bookstand
US4105182A (en) Multiple use study device
US4369948A (en) Disappearing book holder
US6270049B1 (en) Tabletop easel with page retention
US5855329A (en) Book holder
US4943177A (en) Document organizer
US6981682B2 (en) Support device for displaying individual books or similar items
US20020162935A1 (en) Support device
US5653333A (en) Combined portable container and display stand
US5580024A (en) Combination portable book carrying device and bookstand
US5722691A (en) Collapsible and portable page holder device for books
US5911398A (en) Portable copyholder
US20150021899A1 (en) Mirrored practice notebook
JPH07504100A (ja) 調節可能書見台
US6513779B2 (en) Book holding device
US5624096A (en) Book support apparatus
KR102269405B1 (ko) 휴대용 독서대
US5485980A (en) Inverted book stand
US6199816B1 (en) Adjustable storable book holder
US20080042037A1 (en) Convertable, multi-use book rest
US3417954A (en) Foldable bookholder

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): CN

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LU MC NL PT SE

121 Ep: the epo has been informed by wipo that ep was designated in this application
122 Ep: pct application non-entry in european phase