Abstract: Apparatus and process for use in producing articles each comprising a sheet folded with at least one set of concertina folds which can be unfolded, wherein the article comprises at least one stiff portion attached to an outer segment of the folded sheet, and in which the apparatus is capable of supplying the folded sheet and at least one stiff portion and attach them together and maintain the sheet folded during at least part of the approach to the attaching step.

Abstract: A foldable article comprises a sheet of material (20) having a first plurality of concertina folds (22) and a second plurality of concertina folds (24). The second plurality of concertina folds (24) are oriented transverse to the first plurality of concertina folds (22). A first tab (30) is disposed at a first edge of the sheet of material.

Abstract: A combination of a paper holder and a paper punch consisting of a base, a paper clip, and a paper punch built into the paper clip. A "U" shaped steel spring is inserted into depressions in the base and held in place with projections formed in the base and a depression formed in the unit.

Abstract: A key holding system including a binder. A pair of retention brackets are each secured on opposing cover members of the binder. The brackets are longitudinally disposed inwardly of free edges of the cover members. Each bracket defines a plurality of holding spaces. A plurality of tags are dimensioned for positioning in the plurality of holding spaces. The tags are used to hold keys.

Abstract: A file folder includes a first plate, a second plate and two side members. The first plate has three sequent portions defined in one of two ends thereof by three folded lines and two slots are defined in the first portions. The first is folded upwardly, the second portion is folded toward the other end of the first plate and the third portion is folded toward the first portion, wherein the second plate has one end thereof adhered to the third portion. Two side members each having a hook portion are respectively received between the second and the third portion, a protrusion extending from each one of the side members and slidably received in the respective slot so that the side members can be pulled laterally from the file folder to be hung on rods of a drawer.

Abstract: A document board for punching correct holes includes a base board, a movable device disposed in a first recess in the base board, an upper cap disposed in the first recess on the movable device, two adjusting plates disposed on the upper cap, and a puncher fitted in a second recess of the base board and secured by a position unit. The adjustable plates either can be moved by corresponding action of the movable device to opposite direction to move papers to be punched and placed on the upper cap to a correct position for punching by the puncher to get correct holes for filing, without inconvenience of position papers to be punched by a puncher.

Abstract: A foldable article comprises a sheet of material (20) having a first plurality of concertina folds (22) and a second plurality of concertina folds (24). The second plurality of concertina folds (24) are oriented transverse to the first plurality of concertina folds (22). A first tab (30) is disposed at a first edge of the sheet of material.

Abstract: An organizer assembly for removable attachment to a host ringed notebook or ringed binder having a plurality of rings. The assembly includes an adapter having a first portion and a second portion. The first portion has a plurality of spaced openings therethrough, the spaced openings being so arranged and sized so as to accommodate the rings of a ringed notebook or ringed binder. The assembly includes a selected item having a mating edge attachable to the second portion of the adapter, wherein the selected item may be securely attached to the adapter via the mating edge, the selected item being detachable from the second portion when desired.

Abstract: A stationery appliance for use with a loose leaf ring binder that has at least two closure rings capable of holding punched sheets in an organized manner. The appliance comprises a grouping device selectively encircling a plurality of the sheets to define an integral group thereof and maintain the integral group segregated from all of the other sheets held by the closure rings of the ring binder. The grouping device is selectively releasable to permit inspection of individual sheets of the integral group or removal of individual sheets from the ring binder. In one embodiment, the grouping device includes an elongated strip of flexible sheet material extending between first and second ends, the strip including a bight portion intermediate the first and second ends to define an upper elongated flap generally contiguous with an uppermost sheet of the integral group of sheets and a lower elongated flap generally contiguous with a lowermost sheet of the integral group of sheets.

Abstract: A puzzle book having a front cover, a back cover, a plurality of pages disposed between the front and back covers, and a puzzle disposed on the exterior side of the front cover. The puzzle is composed of a plurality of interlocking puzzle pieces which are disposed in a cavity formed in the exterior side of the front cover. Each of the puzzle pieces has a portion of a printed image formed thereon and a plurality of interlocking portions. The cavity in which the puzzle pieces are disposed may have a shape defined by an internal perimeter of a border area, and the border area may have a plurality of interlocking portions which mate with the interlocking portions of the puzzle pieces to help hold the puzzle pieces within the cavity when the front cover of the puzzle book is opened. The puzzle book may also be provided with a single sheet of transparent material which covers at least a portion of the puzzle and which is removable from the front cover.

Abstract: A three ring binder includes a spine, front cover and back cover, each of which includes a substantially solid base plate and an outer plastic shell. The spine and front cover each includes a rectangular picture frame, the outer edges of which are aligned with and welded to the bottom and side edges of the spine and cover. A clear plastic membrane is secured to the frame's interior covering the opening in the picture frame. The frame top edges are spaced inwardly and free of the shell to form insert pockets. Display inserts are slidably mounted within the insert pockets defined by the frames. The spine insert includes an upper folded edge. An L-shaped member extends through an opening in the folded edge, and includes an outer pin head. Pulling upwardly on the pin head withdraws the insert. Mount mats of a semi-solid paper are provided in the pockets to receive thin, flexible paper for insertion into the frame pockets. The inserted mat holds the display material with the insert pocket.

Abstract: The combination book and holepunch assembly includes a book and at least one holepunch assembly securely attached to a flat portion of the book. The holepunch assembly includes a first rigid plate and a second rigid plate. The first rigid plate is securely connected to the flat portion and has an opening formed therethrough. The second rigid plate is rotatably connected to the first rigid plate. The second rigid plate includes a punching element. The punching element is sized and spaced to align with the opening in the first plate when the second plate is rotated away from a stowed position so as to provide a holepunching capability when paper is inserted between the first plate and the second plate.

Abstract: An adapter for holding a spiral bound booklet in a multiple ring notebook. The adapter comprises a flat carrier with holes to receive the notebook rings and supports an elongated rod which passes through the spirals of the spiral binding. End crowns are removable to allow removal of the elongated rod from the spirals.

Abstract: A loose-leaf binder stiffener, which has a body (20) with an integral U-shaped channel portion (28) that grips the upper edge of a binder for holding it in an open and flat position. The channel portion includes an upper leg (32) with a wedge shaped end (36) that is forced between the binders spine (22) and ring holding rigid strip (38). A C-shaped portion (56) of the body (20) holds and stores pens or pencils and a raised upright member (60) adds stiffness. Three embodiments of the upright member (60) include a card holder (62), a beam (68), and a second C-shaped member (56').

Abstract: A paper trimmer includes a base and a plate pivotally attached to the base. A carrier is slidably attached to the plate in an elongated slot. A blade assembly includes a blade secured to a blade holder. The blade assembly is received in a cavity formed in the carrier such that a cutting edge of the blade extends below the plate and is received within a channel formed in a cutting region of the base when the plate is disposed over the cutting region. A paper is cut by translation of the carrier along the slot of the plate.

Abstract: A device is provided for protecting a transparent display sheet bearing material thereon for projected display. Such protective devices typically employ blank, opaque backing sheets that are secured to a pair of transparent protective sheets forming a pocket for the display sheet, or directly to the display sheet itself. According to the invention, and unlike prior systems, the backing sheet is divided by a longitudinal fold into a pair of panels. One of these panels resides immediately adjacent the edge at which the backing sheet is connected to the transparent display sheet. The other panel is located remote from the connecting edge of the backing sheet, and may be folded back beneath the first panel so that the entire structure will fit atop the stage of a conventional machine for projecting images from transparent display sheets. This construction prevents the backing sheet from overhanging the edge of the stage and falling off during a presentation.

Abstract: An expanding file includes an upper cover, a bottom cover and a plurality of plates which are disposed between the upper cover and the bottom cover. A flexible connecting member connects each pair of adjacent upper cover plates and bottom cover. A fastener binder which has a base portion having two ends is fixedly attached to at least one of the upper cover and the bottom cover by way of ultrasonic welding. Deformable extension parts extend from each of the two ends of the base portion such that a document can be securely positioned in the expanding file by extending the two extension parts through holes defined in the document and then pressing the extension parts toward the document.

Abstract: The present invention discloses a portfolio type device employing sealed plastic sheet protectors fastened together in a ringed binder, and enclosed by a durable outer shell this shell may be made of a suitable material such as leather, vinyl or nylon canvas. When in the closed position, the present invention employs a zipper on three sides to secure the shell, thereby completely encasing the documents and providing protection from wind, rain and other elements. On the fourth side of the device is attached a handle to facilitate portability of said device. The plastic sheet protectors may be of varying sizes to accommodate oversized documents such as blueprints, photographs, business cards or other documents. The oversized sheet protectors may be folded over to fit within the present invention when it in the closed position, although not causing permanent folds or curling of the edges of the document.

Abstract: The invention relates to a fastener for the resilent fillets or strips which are used to hold fast various kinds of papers in a folder or file. The fastener (10) has the shape of a bar (12) of plastics or sheet metal, at each end provided with a first notch (14) in one side of the bar and, closer to the end of the bar, a second notch (18) narrower than the first notch (14) and extending from the opposite side of the bar to form a cantilevered end portion or first tongue (15) substantially perpendicular to the longitudinal direction of the bar, whereas a longitudinal groove (22) extends from the inner end of said second notch (18) in a direction away from the end of the bar, to form a second cantilevered tongue (25). The strips (20) are inserted into the first notches (14), bent down and clamped between the tongues (15 and 25) at the ends of the bar (12) by being pushed underneath the first tongues (15) and above the second tongues (25).

Abstract: A holding rail is useful with a storage file having stiff cover sides and an upright clip holding presentation pages. The rail may be used to hold the storage file in a presentation position or to hold the presentation pages contained in the file in a clamped-down position. The rail is also useful for linear measurement. The holding rail is substantially flat with a plurality of upwardly bent legs. At least one upwardly bent leg is located at opposing end portions of the rail. The storage file may be held in a presentation position by placing the edge of each of the stiff cover sides into one of the upwardly bent legs of the rail. The rail thereby supports the storage file with the upright clips racing outwardly and the presentation pages in the presentation position. A plurality of tapered slots or other perforations are formed within the rail. The tapered slots may engage the upright clip, thereby holding the presentation pages of the storage file in a clamped-down position.

Abstract: An apparatus for storing and protecting in a coordinated manner developed film and printed photographs, particularly those associated with the Advanced Photo System ("APS"). Such apparatus is comprised of a sheet-like article configured for binding at one end having an opposing free edge, a first and second surface, and opposing first and second free edges perpendicular to the binding edge. A transverse crease extends along the article defining a flap that is used to secure the film container. A print storage device and film container are attached to the article in such a manner as to allow the flap to fold back over the container thereby securing the it by allowing the container to fit through a hole in the flap while the flap adheres to the sheet-like article.

Abstract: An apparatus for storing items in the volume formed within the rings of a ringed notebook or ringed binder. A main plate member having a plurality of spaced openings therethrough is provided. The spaced openings are arranged and sized so as to accommodate the rings of a ringed notebook or a ringed binder. A storage mechanism is provided for storing at least one selected item. The storage mechanism extends from the main plate member into the volume formed within the rings. Thus, this volume, which is normally unused, can be utilized to store the selected item. In one embodiment the storage mechanism includes a snap on holder. This snap on holder may comprise a storage plate member, locking mechanism and a storage item receiving element. The locking mechanism is associated with the storage plate member for securely attaching the storage plate member to the main plate member.

Abstract: A restraining device for a loose leaf binder comprises restraining members each having a substantially rigid spacing portion with cover mounting and coupling portions at respective opposite ends. The cover mounting portions extend perpendicularly from respective spacing portions and comprise respective clips for gripping respective free edge portions of respective cover members releasably to mount the restraining members thereon with the respective spacing portions extending perpendicularly from their respective cover members across the binder towards each other. The coupling portions have complementary latching means inter-engageable with a snap action by closing movement of the cover members so that the restraining members bridge the free edges of the cover members maintaining them spaced apart in parallel relation irrespective of the height of papers stacked therebetween and are releasable by application of finger pressure.

Abstract: A notebook carrier device that includes a first and a second panel foldably connected together at a fold line. A first and a second set of holes are formed adjacent to the fold line on the first and second panels respectively. The first and second sets of holes oppose each other when the first and second panels are folded together about the fold line. A first and a second handle are attached to the first and second panels respectively. The holes are positioned to be engaged by the rings of a loose-leaf notebook such that the notebook can be conveniently carried by the handles.

Abstract: A puzzle book having a front cover, a back cover, a plurality of pages disposed between the front and back covers, and a puzzle disposed on the exterior side of the front cover. The puzzle is composed of a plurality of interlocking puzzle pieces which are disposed in a cavity formed in the exterior side of the front cover. Each of the puzzle pieces has a portion of a printed image formed thereon and a plurality of interlocking portions. The cavity in which the puzzle pieces are disposed may have a shape defined by an internal perimeter of a border area, and the border area may have a plurality of interlocking portions which mate with the interlocking portions of the puzzle pieces to help hold the puzzle pieces within the cavity when the front cover of the puzzle book is opened. The puzzle book may also be provided with a single sheet of transparent material which covers at least a portion of the puzzle and which is removable from the front cover.

Abstract: An accessory device is shown for use with a host object. The host object has a central axis and a plurality of pages at least partially rotatable about the central axis, each of the pages having a remote edge. The accessory device includes a connector having a proximal end and a distal end and means for removably connecting the proximal end of the connector to the host object. The accessory device also includes an extension member, having a proximal end and a distal end, which is sized and shaped such that at least a portion of the extension member is slidably movable about the connector, allowing the extension member to be movable between an extended position and a retracted position. As the extension member slides about the connector from the extended to the retracted position, the proximal end of the extension member is brought closer to the proximal end of the connector.

Abstract: A loose-leaf binder stiffener, which has a body (20) with an integral U-shaped channel portion (28) that grips the upper edge of a binder for holding it in an open and flat position. The channel portion includes an upper leg (32) with a wedge shaped end (36) that is forced between the binders spine (22) and ring holding rigid strip (38). A C-shaped portion (56) of the body (20) holds and stores pens or pencils and a raised upright member (60) adds stiffness. Three embodiments of the upright member (60) include a card holder (62), a beam (68), and a second C-shaped member (56').

Abstract: For mounting in a notebook having outer covers and a spine, a sheet of clips comprises: a frame having inner and outer side rims, top and bottom cross rims, and optionally at least a rib connected between a pair of the rims; a set of paper clips integrally connected to the frame via the rims and the rib; each of the clips including an outer retainer, an inner retainer and a yoke connecting the outer retainer and the inner retainer; a rupturable junction extending between the frame and the yoke.

Abstract: A paper punch comprising a one-piece die body, a one-piece press body, and a plurality of one-piece punch heads; the die body and press body being pivoted along a rocking axis for a rocking motion between an inactive position and an active position, the punch heads operating therebetween; the die body providing a base with die holes, guides with guide holes, and a paper reception region therebetween; the punch heads being constrained by the guide holes for reciprocation along the axes of the die holes and the guide holes; the press body controlling axial retraction of the punch heads from the paper reception region, and projection of the punch heads through the paper reception region and into the die holes, the inactive position being where the punch heads are substantially fully retracted from the paper reception region and the active position being where the punch heads are substantially fully projected into the paper reception region; the punch heads having slides at one extremity; guide channels in the pr

Abstract: A holder apparatus acts in frictional cooperation with books, notebooks, folders, and other hand held rigid or semi-rigid binders containing reading material. The bolder allows one-handed manipulation of the book, notebook, folder, or binder free of accidental dropping or slipping. A strap having inelastic and elastic portions, and fasteners on each free end, allows the strap to encircle the book, notebook, folder or binder. A strap having a single inelastic or elastic portion, and fasteners, allows the strap to encircle the book, notebook, folder or binder. The fasteners releasably attach the strap to the book, notebook, folder or binder. A hand piece attached to the strap is adapted to receive a person's hand and allows easy manipulation and holding of the book, notebook, folder or binder. The hand piece is adjustable to accommodate both large and small hands of a user.

Abstract: A medical file folder comprising a front and back contrapositioned walls with a common foldable spine therebetween. Pertinent patient medical information is displayed and stored on a medical chart printed on the exterior of the front wail of the folder. Medical documents are stored in a pocket of a transparent sheet connected to the back wall of the folder. Additionally, the medical file folder includes a resilient clamp and openable pockets therein for storage of patient information. The medical file folder is easily cataloged by having an identification tab positioned on one edge of front wall. A pair of suspension hooks positioned on the medical file folder allow easy storage on and retrieval from a suspension bar.

Abstract: An insert for a loose-leaf binder is provided with a perforation near one inside corner at a proximal end of the insert to receive one ring of a loose-leaf binder. The insert is thus positioned with respect to the rings of the binder, and retained by the one ring. In one embodiment, the insert is provided with a slot formed along the inside edge of the insert to receive at least one other ring of the binder. A first web between the perforation and the slot has a length less than the distance between adjacent rings of the binder. A second web at a distal end of the insert is sized likewise to fit between adjacent tings of the binder. Upon insertion into a binder and securement by the tings thereof, the insert holds the tings in the perforation and the slot. The perforation can be positioned to receive any ting, while the slot receives one or several adjacent tings within the length of the slot.

Abstract: A combination book and holepunch assembly includes a book having a flat portion thereon and a holepunch assembly securely attached to the flat portion. The holepunch assembly comprises a housing comprising a first rigid substantially flat plate securely connected to the flat portion. The housing has a set of a plurality of spaced holes formed therethrough a side thereof. The housing further includes an opening in a central portion thereof. A plurality of spaced hinges are located on a side edge of the central portion defined by the opening. A second rigid plate is included having a first hingedly connected via the spaced hinges to the first rigid plate. The second plate has a shape complementary to the shape of the central opening so that when the second rigid plate is in a stowed position it may be supported with the central opening. The second plate includes spaced projections formed on an upper surface thereof.

Abstract: A page lifter clip attached to the back member of a loose-leaf ring binder prevents the snagging and damaging of pages when the covers of the ring binder are closed. The page lifter clip is made of spring steel or of flexible, resilient plastic. It comprises a clamping arch member for attachment to the back member of a loose-leaf ring binder, clamping jaws for securely holding the page lifter clip in place, and proximal and distal arms which prevent the pages from slipping between the rings and the covers of the ring binder, thereby preventing the pages from being damaged when the ring binder is closed.

Abstract: A loose-leaf picture album comprises a bottom plate having an upper end to which a plurality of blank pages are fastened at the top end thereof in such a manner that the blank pages can be easily removed or replaced, An arcuate cross rod is provided at the portion where the blank pages are fastened to the bottom plate. The bottom plate comprises a front piece and a rear piece, which are joined together by two connection pieces such that the front and the rear pieces can be folded and unfolded. Each of the blank pages is provided with the transparent protective membranes forming at both sides of the blank page an entry slot and an exit slot to facilitate the mounting and the removing of a picture. The loose-leaf picture album can be displayed uprightly on a desk top or fastened to a wall by hooks.

Abstract: A holder for pen-like articles for use in conjunction with a loose-leaf ring binder is made from a sheet of resilient material having first and second edges. The sheet has series of holes near and parallel to the first edge. At least one of the holes is an elongate hole so that the holder can be installed in any one of a variety of loose-leaf ring binders having different spacings between rings. The sheet is curved back upon itself at the second edge to form a cylindrical passage suitable for holding a pen or similarly sized article. The resiliency of the sheet and the size of the passage allow the holder to accommodate a pen-like articles having a range of diameters and/or cross-sections that vary along the lengths of the articles.

Abstract: A paper punch for punching one or more holes into one or more sheets is disclosed. The paper punch includes a pair of top and bottom plates, formed of a polymer and hingelike mounted to one another along respective straight edges about an off-center pivot point located below the surface of the bottom plate. The off-center hingelike mounting assures an equal tolerance in entry as the punch head enters its punch hole. The hingelike mounting further includes integral mounting members designed to secure the paper punch about rings of a loose-leaf binder. The hingelike mounting includes male members formed on one of the pair of plates designed to cooperate with female members formed on the other plate. One of the pair of plates is formed with a reentrant segment to facilitate the angular separation of said pair of plates from one another preparatory to insertion of a sheet therebetween. The pivot is off-centered by a distance equal to the height of a male punching member.

Abstract: A device for mounting to the steering column of a golf cart for supporting and displaying looseleaf pages, in particular for displaying golf course information. The device includes a base for supporting pages generally perpendicular to the cart's steering column. A binder is secured to the base for holding the looseleaf pages and an attachment element is provided for mounting the device to the steering column of the golf cart.

Abstract: The downwardly opening hooks of the front and back upper corners of the hanging files are connected to support members slideably mounted on a flexible wire which has stops mounted thereon to position each file relative to the others. The handle mounted on the wire eases carrying the files and serves as the hanging point when the file are hung on a wall or the like. When so hung the files are vertically spaced in an overlapping manner facilitating access to the files and visual determination of the contents. The files can be supported in the usual file cabinet in the usual manner. The wire does not interfere with such use.

Abstract: An electronic organizer assembly for attaches removably to a host book wherein said host book has a spine, a plurality of leaves or pages, and a plurality of ring members arranged along said spine for loosely retaining the leaves. The electronic organizer assembly has a body portion and a removable insert for removably attaching to the ring members of said host book. The insert has a flange for removably engaging the ring members, and an elongated slide engaging member, e.g., a rod, that extends along the flange. The electronic organizer body has a work panel on a front face; and first and second slotted channels formed at longitudinal side edges of the rectangular body. The channels are profiled to match the slide engaging member.

Abstract: A ring-based sheet retainer can be removably attached to a blackboard or a presentation board. At least two sheet retainers are attached to a support member that is an elongate planar member equipped with mechanical fasteners designed to engage a complementary structure on a presentation board or the like. Each sheet retainer comprises an ring and a ring closure. The ring has the form of flattened oval: straight midportions connected by semicircular end portions. There is a gap in the midportion of the ring whereby sheets are inserted into the ring. The ring closure is a straight hollow cylinder sized to slide over the straight midportion of a gaped side of the ring. The closure is attached to the support member with an end overhanging the edge of the support member so as to receive punched sheets when the ring is open. Sliding the ring into the closure opens the ring by revealing the gap at the overhanging end of the closure.

Abstract: A holder apparatus acts in frictional cooperation with books, notebooks, folders, and other hand held rigid or semi-rigid binders containing reading material. The holder allows one-handed manipulation of the book, notebook, folder, or binder free of accidental dropping or slipping. A strap having inelastic and elastic portions, and fasteners on each free end, allows the strap to encircle the book, notebook, folder or binder. The fasteners releasably attach the strap to the book, notebook, folder or binder. A hand piece attached to the strap is adapted to receive a person's hand and allows easy manipulation and holding of the book, notebook, folder or binder. A pencil holder and book mark may also be releasably attached to the strap. A strap having a single fastener and an opening adapted to receive at least one finger of a person's hand attaches and holds the book, notebook, folder or binder.

Abstract: A file hanger kit, system and clips for mounting file hanging rails in a drawer on a tapered cross-section clip mounting rail running along the top edges of the drawer. The clips are formed in an upside down J configuration having a vertical portion and a generally C-shaped hook portion integral with the top of the vertical portion. The C-shaped hook portion defines and partially encloses a reentrant opening that faces down along the side of the vertical portion for hooking and wedging onto the tapered mounting rail when a downward force is applied to the clip by the files hanging on the rails mounted in the clips.

Abstract: A system for retaining stacks of loose-leaf papers in a file folder providing random access to any one sheet is disclosed. The system includes flexible retainer strips sized to fit through perforated holes in the paper and whose ends are configured to releasably couple to form enclosure rings. The ends are securely engaged by relative twisting and inserting of one into the other. A series of adjustment apertures along the length of the retainer allows the formation of varying sizes of enclosure rings. Loops secured to the file folder receive the retainer strips thus holding the paper stack to the folder. The loops are positioned proximate an edge of the folder and pivotally mounted with a rotational axis aligned with the edge so as to rotate from one side of the folder to the other. The front or back side of any sheet in the stack may thus be displayed flat for photocopying or other purpose without removal from the retainer system.

Abstract: The present invention is a folder holder. It is utilized with books or similar articles designed to be retained in a hand of an individual. The present invention folder holder is utilized in either hand depending on the individual preference. The device is wrapped around one hand of an individual and held in place by complementary mating surfaces. The device further includes an additional mating member which is removably affixed to a complementary mating member on the folder.

Abstract: The present invention is a folder holder. It is utilized with books or similar articles designed to be retained in a hand of an individual. The present invention folder holder is utilized in either hand depending on the individual preference.

Abstract: The invention is a notebook insert with a housing having a first rigid substantially flat plate having a first set of a number of spaced holes formed therethrough a first side thereof, the first set of holes being adapted for engagement with the rings of a ringed notebook. The housing further has a second set of a number of spaced holes formed therethrough a second side thereof. The housing further includes an opening in a central portion thereof. A number of spaced hinges are located on a side edge of the central portion defined by the opening. A second rigid plate has a first side hingedly connected via the spaced hinges to the first rigid plate. The second plate has a shape substantially matching the shape of the central opening so when the second rigid plate is in a stowed position it may be supported within the central opening. The second plate includes spaced projections formed on an upper surface thereof.

Abstract: The invention provides for "windowing" leafs of various types which retain their face and perimeter orientation when repositioned with respect to their host binder, including leafs with pluralities of surfaces, leafs with arrays of stacked repositionable notes, leafs with notepads, leafs with arrays of clips, and the like. The invention further provides for the binding of leafs which themselves may be electronic modules, each acting as a means for one of capturing, storing, accessing, displaying, and transmitting information in electronic form. Further, binding system cover is provided which offers a ring binding mechanism that is simple, light weight, and of a closed loop design available in various application specific shapes.

Abstract: The invention provides for "windowing" leafs of various types which retain their face and perimeter orientation when repositioned with respect to their host binder, including leafs with pluralities of surfaces, leafs with arrays of stacked repositionable notes, leafs with notepads, leafs with arrays of clips, and the like. The invention further provides for the binding of leafs which themselves may be electronic modules, each acting as a means for one of capturing, storing, accessing, displaying, and transmitting information in electronic form. Further, binding system cover is provided which offers a ring binding mechanism that is simple, light weight, and of a closed loop design available in various application specific shapes.

Abstract: A paper punch for use in combination with either a notebook having a pair of covers and a spine therebetween or with a ruler. The paper punch essentially comprises a punching element of unitary construction and formed of a hard yet resilient plastic material, preferably by injection in a mold. The punching element is formed with a pair of parallel spaced arms resiliently connected to one another at one end and featuring male and female punching members respectively disposed on the arms in operative association with each other. A slit is formed in one of the arms in a plane normal to the punching members and bisecting the female punching member. In a normally inoperative position, the male punching member is partially disposed within its cooperative female member in close proximity to the slit, and in an operative position, the male punching member is fully disposed within its cooperative female member, traversing the slit.