Abstract: The invention relates to a foldable cot, comprising a bottom portion and a stretchable side wall. The cot further comprises a movable frame for stretching the side wall to an unfolded state. The foldable cot also comprises an adapter mounted to a side wall frame element for connecting the foldable cot to a bearing frame of a buggy, the adapter having a rotatable element that is rotatably attached to the side wall frame element, and an engaging element fixedly attached to the rotatable element such that upon pivoting the frame arm for unfolding the side wall, the frame arm also engages the engaging element inducing the rotatable element to swivel relative to the side wall frame element of the frame for bringing the cot in a mainly horizontal orientation.

Abstract: A canvas tensioning mechanism for a cot has a support component (2) which has a first support rod (21) and a second support rod (22) respectively extending toward two sides of the canvas; a fixed fastener (3) is disposed on the top of the first support rod (21) and is capable of being buckled on one of the two side rods (1); a movable fastener (4) is rotatably disposed on the top of the second support rod (22) and is capable of being buckled on the other side rod (1). A leisure bed has a piece of canvas, two side rods and at least two canvas tensioning mechanisms. The canvas tensioning mechanism can easily tension and mount the canvas by a small force, and is convenient to tension the canvas and high in tightness.

Abstract: A folding bedstead and a folding bed comprising same. The folding bedstead comprises a bed surface support frame and a support leg frame. The bed surface support frame comprises intermediate connecting pieces and support units symmetrically arranged at two ends of the intermediate connecting pieces. Each support unit comprises straight connecting tubes pivoted to the intermediate connecting pieces and a U-shaped bed frame tube pivoted at outer ends of the straight connecting tubes. The bed surface support frame is a closed planar frame in an unfolded state. The leg support frame comprises an intermediate leg frame, lateral leg frames, and outer leg frames, wherein the intermediate leg frame is arranged on the intermediate connecting pieces, the lateral leg frames are arranged on the straight connecting tubes in a folding manner, and the outer leg frames are arranged on the U-shaped bed frame tubes in a folding manner.

Abstract: The present invention is directed to a bed frame designed for quick assembly. In an exemplary embodiment, the invention may comprise a wire lattice that forms the support surface for a mattress and, if necessary, box springs. The wire lattice can be secured to a perimeter frame using brackets which hook onto the lattice and also attach to the sides of the frame. The bed frame may include vertical supports or legs that can be quickly attached to the frame. Each leg may include an attachment plate and a catch extending above the attachment plate. The leg can be secured to the bed frame by sliding the attachment plate into a receiver attached to the bed frame. As the attachment plate is being inserted, the catch may engage a series of corrugations formed in the receiver. The catch may press against a corrugation to lock the leg into the receiver.

Abstract: A folding bed is provided, comprising: a support frame and an air mattress; the air mattress is arranged on the support frame; the support frame is used to support the air mattress. When a user lies on the air mattress, the air mattress touches the back of the human body. Since the air mattress is internally filled with air, the air mattress is relatively soft when supporting the back of the human body, thus the comfort degree of the folding bed is improved.

Abstract: The disclosure generally relates to an adjustable foundation or bed, in particular having a tri-fold adjustable foundation. Three segments of the adjustable foundation, including a mattress support surface with three deck support sections and a subframe with three longitudinal support sections, are foldable/rotatable around two opposing pivot axes such that the three segments can be positioned in a folded, overlapping configuration that is convenient for shipping/transportation, having substantially smaller maximum dimensions than the adjustable foundation in a flat, non-folded configuration. The folded adjustable foundation can be conveniently unfolded and locked into a flat, non-folded configuration suitable for use to support a mattress and a person sleeping/resting thereon.

Abstract: The present utility model relates to a foldable bed comprising a bed surface, and further comprising side support rods and bottom support rod members; wherein the side support rods are connected with the bed surface; the bottom support rod members each comprise a first bottom support rod, a second bottom support rod and a support strip; the first bottom support rod is hinged with the second bottom support rod through a hinge shaft; the support strip is hinged to the first bottom support rod and is provided with a clamping groove; the second bottom support rod is provided with a protrusion fitted with the clamping groove; and a free end of the first bottom support rod and a free end of the second bottom support rod are respectively provided with a clamp fitted with the side support rod.

Abstract: The invention discloses a packaging structure of a folding bed and a packaging method thereof. The packaging structure includes a folding bedstead including at least three unit frames, the adjacent unit frames are mutually hinged, and a mattress capable of being rolled up. When the folding bedstead is packaged, a space for receiving the rolled mattress is formed by the unit frames. The packaging method includes the following steps: S1, folding the unit frames of the folding bedstead to form a space; S2, rolling up the mattress and putting the rolled mattress into a space formed by the unit frame; S3, putting the folded folding bedstead into the box. The invention method allows for the most space efficient packing possible thereby reducing the amount of space occupied by the bed and reducing transportation costs.

Abstract: Disclosed are foldable bed frames, and oblique supports and connecting mechanisms for foldable bed frames. A foldable bed frame includes first and second sub-frames, and first and second side leg assemblies. The first and second sub-frames, each having top and bottom surfaces, are pivotally connected to each other. The first and second side leg assemblies are pivotally connected to the sub-frames and positioned within the space between the top and bottom surfaces of the sub-frames when folded. In some cases, the foldable bed frame includes a middle leg assembly, oblique supports, connecting pieces, and/or support connecting mechanisms.

Abstract: A foldable bed frame includes pivotally connected bedsteads. A bedstead includes an upper frame and a side leg assembly pivotally connected with the upper frame. A bedstead also includes one or more oblique supports each pivotally connected with the upper frame and slidably and rotatably connected with the side leg assembly. A bedstead further includes a “?” shaped lower peripheral support and a plurality of links connecting the lower peripheral support with the upper frame and the side leg assembly. The lower peripheral support can be folded and unfolded along with the upper frame and the side leg assembly.

Abstract: Disclosed are adjustable supports, bedding support assemblies, and foldable bed frames having adjustable supports, bedding support assemblies or both. A foldable bed frame includes first and second sub-frames, first and second leg assemblies, and a plurality of adjustable supports. First and second sub-frames are pivotally connected with each other at their proximal sides. First and second leg assemblies are pivotally connected with the first and second sub-frames, respectively. Each adjustable support has one end connected to a sub-frame, and the other end connected to a leg assembly. An adjustable support includes movably coupled inner and outer bars, and a locking and unlocking mechanism to selectively restrict the inner and outer tubular bars from moving with respect to each other and thus selectively restrict the leg assembly from rotating with respect to the sub-frame.

Abstract: A contoured sleeping pad for use on a hot or other similar structure having a sag or “valley” in a central region. The contoured sleeping pad includes top and bottom surfaces and left and right longitudinal edges. The contoured sleeping pad has a height or thickness proximate the left and right longitudinal edges which is less than the height in a central region approximately midway between the left and right longitudinal edges.

Abstract: A folding bed is provided, which includes a bed sheet, a first lateral supporting rod connected to a first edge of the bed sheet and a second side supporting rod connected to a second edge of the bed sheet. The folding bed further includes a first L-shaped supporting rod having a first end articulated to the first side supporting rod, a second L-shaped support rod having a first end articulated to the second side supporting rod, a gear connected to a second end of the first L-shaped supporting rod, and a gear locking member connected to a second end of the second L-shaped supporting rod. The gear locking member is provided with teeth which are rotatable in only one direction with respect to teeth of the gear. The folding bed is has a small size after being folded, is convenient to assemble and is easy to fold.

Abstract: Disclosed are adjustable supports, bedding support assemblies, and foldable bed frames having adjustable supports, bedding support assemblies or both. A foldable bed frame includes first and second sub-frames, first and second leg assemblies, and one or more bedding support assemblies to support a bed cloth. First and second sub-frames are pivotally connected to each other at their proximal sides. First and second leg assemblies are pivotally connected with the first and second sub-frames, respectively. A bedding support assembly includes a bedding support, and one or more linking mechanisms to pivotally connect the bedding support with a sub-frame, a leg assembly or both. The bedding support assembly folds and unfolds along with the sub-frame and the leg assembly.

Abstract: A folding bed includes a bed frame and a bedding fitted onto the bed frame. The bed frame includes left and right longitudinal poles, vertical poles and groups of slanting poles. Each of the left and right longitudinal poles includes at least three pole pieces sequentially and pivotally connected together at adjacent end portions by unidirectional pivotal connection seats. Adjacent unidirectional pivotal connection seats are disposed facing in opposite directions with respect to each other, allowing the pole pieces to fold upwards or downwards. Upper ends of vertical pole are connected to corresponding unidirectional pivotal connection seats. Each group of slanting poles includes two slanting poles crosswise pivotally connected to each other. Upper ends of slanting poles are pivotally connected to support seats disposed on the pole pieces.

Abstract: A foldable bed, including a frame with a first end and a second end, a pair of side rails, each side rail including a first end disposed at the first end of the frame and a second end disposed at the second end of the frame, each side rail being parallel to a longitudinal center axis of the bed, at least one leg assembly secured to the pair of side rails, and an end rail including a first portion, a second portion and a center hinge. The first portion and second portion each including a proximal end secured to the center hinge and a distal end rotatably secured to the first end of a corresponding side rail so that the first and second portions of the end rail are movable from a first position in which the first and second portions of the end rail are axially aligned, to a second position in which the first and second portions are substantially parallel to each other.

Abstract: A foldable elongate body supporting device comprising an elongate body supporting surface (1) formed of a flexible material and comprising a plurality of linearly aligned support sections (1a) to (1e), each support section having secured on opposed sides a rigid tube (3) extending in the longitudinal direction of the device, the tubes (3) on each side of the sections being axially aligned, a space (4) being formed between each of the aligned tubes and the aligned tube of the adjacent section. A locking member (5) is slidably located in and extending through the aligned tubes on (3) each side of the device, the locking member (5) comprising a plurality of rigid locking tubes (6) each adapted to the movable into a locking position overlapping the spaces (4) between adjacent aligned tubes (3). The locking tubes (6) are joined by hinges (7).

Abstract: A collapsible sofa bed movable between an expanded configuration and a collapsed configuration includes a frame including a plurality of scissor assemblies. Each scissor assembly includes a first frame member pivotally coupled to a second frame member at a pivot point. Frame members of adjacent scissor assemblies are coupled to one of a first connector assembly and a second connector assembly. At least two backrest support members are coupled to the frame. Each backrest support member is slidably coupled to a corresponding first frame member and has a lower end that is pivotally coupled to a corresponding second frame member. Each backrest support member is pivotally movable with respect to the corresponding second frame member.

Abstract: A support member of foldable travel bed is revealed. The travel bed includes two side frames and two fastening joints. By the fastening joints being released from fastening state, a connecting rod and a vertical rod of one side frame and those of the other side frame are moved toward each other so as to fold the travel bed into two halves for storage. A pivot connector is used to connect a transverse rod, the connecting rod and the vertical rod. A stopper assembly including a slide sleeve and a link rod is arranged between the transverse rod and the vertical rod. The slide sleeve is disposed around the transverse rod while two ends of the link rod are respectively pivoted to the slide sleeve and the vertical rod. Thereby the travel bed is extended stably due to the stopper assembly.

Abstract: A cot having a simple structure and capable of being easily installed and dissembled is provided. The cot includes a cloth having horizontal poles inserted into both ends thereof, a plurality of support bars for supporting a load in contact with the ground, and a plurality of connection bars connected to both ends of each support bar and respectively having clips at terminals thereof to receive the horizontal poles, wherein the clips are open toward the outside.

Abstract: A portable, reversibly-extensible hammock has a foldable structure for supporting a substantially planar support surface. The hammock can be folded for transportation or storage, and can be shifted to an extended configuration to create a rectangular structure similar to a cot or hammock frame. A dual-purpose tensioning strap joins the support surface to the foldable structure and increases the structural integrity of the structure by urging top portions of leg members toward a center point of the rectangular structure.

Abstract: A bedbug-resistant bed comprises a horizontal right-rectangular frame including four open angled rigid members pair-wise joined at their eight termini in four corners; one or more support members extending across the frame near the upper edge of the joined angled members; and a right-rectangular wire mesh infill expanse extending within a perimeter of the frame and affixed along upper inwardly extending expanses of the joined angled members.

Abstract: A cot having a simple structure and capable of being easily installed and dissembled is provided. The cot includes a cloth having horizontal poles inserted into both ends thereof, a plurality of support bars for supporting a load in contact with the ground, and a plurality of connection bars connected to both ends of each support bar and respectively having clips at terminals thereof to receive the horizontal poles, wherein the clips are open toward the outside.

Abstract: A chair device for providing comfort to a individual such as a pregnant woman comprising a first, second, and third panel, wherein the first panel is pivotally connected to the second panel and the third panel is pivotally connected to the second panel opposite the first panel; legs for supporting the panels; a first hole disposed in the second panel for accommodating a user's stomach (a pregnant woman's stomach) when she lies on her stomach; a second hole disposed in the first panel for accommodating the user's face; a shelf hanging downwardly from and generally parallel to a bottom surface the first panel, wherein the shelf may be used as a book shelf, wherein the shelf is attached via an attachment means; the shelf can move between first position where the shelf hangs below the bottom surface of the first panel and a second position where the shelf flipped over a top surface of the first panel.

Abstract: The disclosed cot may include a first side rail having a first connection mechanism, a second side rail having a second connection mechanism, a leg secured to the second side rail, a pivoting mechanism that pivotally secures the leg to the second side rail. An end rail may include a third connection mechanism that engages with the first connection mechanism and a fourth connection mechanism that engages with second connection mechanism. The cot may further comprise a pivoting arm having a proximal end that pivotally engages with the leg, the first side rail, the second side rail, the end rail or a pivoting mechanism that enables the leg to pivot relative to one of the side rails. The pivoting arm may comprise a distal end having a sixth connection mechanism that engages with a fifth connection mechanism disposed on another portion of the cot.

Abstract: An improved sleeping or camping cot construction is provided in which the end rails of the cot frame are pivotally mounted along their center along a channel member so that downward forces on the cot in its normal operating position improves the stability of the cot by forcing the end rails into engagement with the channel member. The channel member also encloses the pivot points of the end rails from inadvertent contact a user during the pivot operation of the end rails.

Abstract: A collapsible bed frame includes two long rods each composed of two connecting rods. The two connecting rods are connected together through a connecting member. Each of the two long rods has two ends and a central portion pivotally connected with an X-shaped support rack, respectively. The X-shaped support rack at the central portion is pivotally connected to the connecting member. Support rods are provided between the long rods and the X-shaped support racks at the two ends. The support rods are adapted to assist in pulling or pushing the X-shaped support racks at the two ends for expanding or collapsing the collapsible bed frame with ease.

Abstract: A portable bed assembly of a disc and an elongate support, and the disc has a body having a central hole having an axis, and the central hole being sized for slidably receiving the elongate support, with the disc body and the elongate support having a cooperable flexibly mounted retractably extendable lock pin and the disc body has two transversely disposed through holes for receiving the lock pin and locking the elongate support in the disc body and preventing rotational movement of the elongate support in the disc body.

Abstract: A foldable bed includes a plurality of connecting bars, a plurality of support bars, and a plurality of stand units. Each of the stand units includes two pivotally connected support legs each having a first end provided with an upper support portion, a second end provided with a lower support portion, and a middle section provided with a pivot portion. Each of the stand units further includes two clamping brackets each mounted on the respective support leg, and two vibration absorbers each mounted in the respective clamping bracket. Thus, when the two support legs are expanded, each of the vibration absorbers on one of the support legs abuts the pivot portion of the other one of the support legs so that the support legs are combined solidly and stably so as to enhance the structural strength of each of the stand units.

Abstract: A collapsible and convertible frame assembly movable between an expanded configuration and a collapsed configuration includes a first unit including a first frame having a plurality of first scissor assemblies each including a first frame member pivotally coupled to a second frame member at a pivot point. Frame members of adjacent first scissor assemblies are coupled to a first upper connector assembly or a first lower connector assembly. A second unit is removably coupled to the first unit. The second unit includes a second frame having a plurality of second scissor assemblies each including a first frame member pivotally coupled to a second frame member at a pivot point. Frame members of adjacent second scissor assemblies are coupled to a second upper connector assembly or a second lower connector assembly. An assembly unit removably couples the first unit to the second unit.

Abstract: A foldable bed includes a plurality of connecting bars, a plurality of support bars, and a plurality of stand units. Each of the stand units includes two pivotally connected support legs each having a first end provided with an upper support portion, a second end provided with a lower support portion, and a middle section provided with a pivot portion. Each of the stand units further includes two clamping brackets each mounted on the respective support leg, and two vibration absorbers each mounted in the respective clamping bracket. Thus, when the two support legs are expanded, each of the vibration absorbers on one of the support legs abuts the pivot portion of the other one of the support legs so that the support legs are combined solidly and stably so as to enhance the structural strength of each of the stand units.

Abstract: This invention is directed to a durable, compact, two-piece, light weight, load sustaining litter system for the transport of humans, animals or objects. The litter system comprises a litter frame, a fabric disposed between the structure of the frame, at least one hinge and at least one coupling mechanism. The litter system may be quickly assembled under adverse conditions and may be particularly beneficial in transporting individuals who are injured, disabled and/or incapable of movement under combat and/or emergency conditions.

Abstract: This invention presents a foldable cot. The foldable cot includes a foldable frame and a flexible sheet having a generally rectangular shape. The peripheral portions of the flexible sheet are secured to the foldable frame. The foldable frame has two-pairs of hingedly connected longitudinal bars, which allows the foldable frame to be folded in a longitudinal direction. A middle support structure is mounted to the hinge connectors. The middle support structure includes a pair of crossbars having a general X-shape. Upper ends of the crossbars are pivotably connected to the hinge connectors. There is provided a pair of vertical poles connecting the upper ends and lower ends of the crossbars, respectively. The vertical poles are extendible between a retracted position and an extended position, which allows the X-shaped crossbars to have a scissors-like motion so that the foldable frame can be folded in a transverse direction.

Abstract: A chair device for providing comfort to a individual such as a pregnant woman comprising a first, second, and third panel, wherein the first panel is pivotally connected to the second panel and the third panel is pivotally connected to the second panel opposite the first panel; legs for supporting the panels; a first hole disposed in the second panel for accommodating a user's stomach (a pregnant woman's stomach) when she lies on her stomach; a second hole disposed in the first panel for accommodating the user's face; a shelf hanging downwardly from and generally parallel to a bottom surface the first panel, wherein the shelf may be used as a book shelf, wherein the shelf is attached via an attachment means; the shelf can move between first position where the shelf hangs below the bottom surface of the first panel and a second position where the shelf flipped over a top surface of the first panel.

Abstract: Our invention is related to a pop-up bed frame. Aspects of our invention include a bed-frame positioning assembly for raising and lowering an upper frame in a controlled manner. A bed-frame positioning assembly generally includes a set of scissor arms that is operatively coupled to a biasing member. Force exerted on the set of scissor arms by the biasing member either opens or closes the set of scissor arms, thereby either raising or lowering an upper frame coupled thereto.

Abstract: An improved sleeping or camping cot construction is provided in which the end rails of the cot frame are pivotally mounted along their center along a channel member so that downward forces on the cot in its normal operating position improves the stability of the cot by forcing the end rails into engagement with the channel member. The channel member also encloses the pivot points of the end rails from inadvertent contact a user during the pivot operation of the end rails.

Abstract: A collapsible cot with support legs that fold under the cot. This allows the cot support fabric to be attached at the ends of the support rails and keep the support fabric tight. This eliminates the need to have and extra support bar across the front and back of the cot.

Abstract: A portable and foldable bed is disclosed, in which a support strength of a rotation support leg is enhanced by installing a triangle support plate at an engaged portion between a rotation pole of a rotation support leg and a connection bar, and a fixing plate with a width twice the width of a bed frame is provided in a bed frame engagement unit of a fixing support leg, and a closer contact unit is provided between the fixing plate and the fixing support leg for thereby obtaining a stable engagement of the same, and a foldable spring is disposed between a lower horizontal bar of a center support par and an outer frame of a bed frame, so a folding operation can be easily performed during a folding operation of a bed.

Abstract: A foldable cot includes a cot frame includes two longitudinal and a plurality of supporting legs, and a fabric made cot panel, wherein the longitudinal arms are coupled with the longitudinal edge portions of the cot panel respectively. A tensional enhancing arrangement includes two transverse arms coupled with the transverse edge portions of the cot panel, and four coupling joints rotatably mounted with end portions of the transverse arms to couple with four ends of the longitudinal arms respectively, wherein each of the transverse arms is rotated between a releasing position that the cot panel is loosely supported by the longitudinal arms and the transverse arms, and a setup position that the cot panel is stretched towards the four peripheral edges thereof for enhancing a tension of the cot panel.

Abstract: This invention presents a foldable cot. The foldable cot includes a foldable frame and a flexible sheet having a generally rectangular shape. The peripheral portions of the flexible sheet are secured to the foldable frame. The foldable frame has two-pairs of hingedly connected longitudinal bars, which allows the foldable frame to be folded in a longitudinal direction. A middle support structure is mounted to the hinge connectors. The middle support structure includes a pair of crossbars having a general X-shape. Upper ends of the crossbars are pivotably connected to the hinge connectors. There is provided a pair of vertical poles connecting the upper ends and lower ends of the crossbars, respectively. The vertical poles are extendible between a retracted position and an extended position, which allows the X-shaped crossbars to have a scissors-like motion so that the foldable frame can be folded in a transverse direction.

Abstract: A portable child bed in the nature of a cot. The cot includes a frame having a network of interconnected legs such that the frame is collapsible and expandable between open and closed configurations. The frame includes a stop to halt the expansion of the frame at a certain position. Flexible bedding depends from the frame in the nature of a hammock, with the flexible bedding being anchored at six positions about the frame. The frame of interconnected legs includes legs that are shaped to be out-of-the-way of the depending flexible bedding such that a child rests on the flexible bedding, not on the frame. Flexible straps run on an underside of the bedding and run to and between hubs of the frame.

Abstract: A convertible support apparatus for supporting an object over a ground surface is convertible between an operating configuration and a storage configuration. The support apparatus may comprise side members, a support area configured to connect to the side members, and a bow truss configured to bow. When the device is assembled in the operating configuration, both the support area and the bow truss are connected between the side members and the bow truss is configured to bow and place the support area under tension. The bow truss may comprise a bow tube connected between two foot fixtures. In one embodiment, when the apparatus is supporting a sufficiently heavy object, the bow tube will bow and contact the ground surface and provide additional support to the apparatus.

Abstract: A collapsible cot with support legs that folds under the cot. This allows the cot support fabric to be attached at the ends of the support rails and keep the support fabric tight. This eliminates the need to have and extra support bar across the front and back of the cot.

Abstract: A foldable bed having a frame and a cover attached to the frame. The frame has two handles, two identical side beams each having a pair of groove beams pivotally connected to one of the handles, connectors and bars pivotally connected to the handles or the connectors. The foldable bed is able to be folded by a simple action of pulling the handle upward meanwhile stepping on the peddling member. And it is able to be expanded by a simple action of breaking off the two groove beams with two hands of a user. Furthermore, the foldable bed occupies relatively small storing space when folded since a width of the folded bed is much shorter than that of the expanded one's.

Abstract: A support system with repositionable bolsters with a panel of material, which can comprise elastomeric mesh, and bolsters repositionably securable to the panel of material. The panel of material can be retained relative to a bed or other structure or by a frame, which can be foldable. The bolsters, which can be formed with a breathable mesh shell, can be secured to the panel of material by a plurality of extendable and retractable fingers for being received through apertures in the panel of elastomeric material, by at least one expansible structure for being received through the apertures in the panel of elastomeric material and expanded, or by pivotable arms adjustable between generally parallel and non-parallel dispositions. The support system can be used independently or incorporated within a crib, bassinet, car seat, high chair, swing, bouncing seat or support, or any other support structure.

Abstract: A portable and foldable bed is disclosed, in which a support strength of a rotation support leg is enhanced by installing a triangle support plate at an engaged portion between a rotation pole of a rotation support leg and a connection bar, and a fixing plate with a width twice the width of a bed frame is provided in a bed frame engagement unit of a fixing support leg, and a closer contact unit is provided between the fixing plate and the fixing support leg for thereby obtaining a stable engagement of the same, and a foldable spring is disposed between a lower horizontal bar of a center support par and an outer frame of a bed frame, so a folding operation can be easily performed during a folding operation of a bed.

Abstract: An apparatus has a collapsible base that assumes a deployed position and a collapsed position where the base has a smaller size than in the deployed configuration. A surface is removably attached to the base. The base includes a frame system that includes a plurality of struts that are hingedly connected to each other. The surface can be used as a sleeping surface, a table top, a game surface, or for other similar purposes.

Abstract: A foldable cot includes a cot frame includes two longitudinal and a plurality of supporting legs, and a fabric made cot panel, wherein the longitudinal arms are coupled with the longitudinal edge portions of the cot panel respectively. A tensional enhancing arrangement includes two transverse arms coupled with the transverse edge portions of the cot panel, and four coupling joints rotatably mounted with end portions of the transverse arms to couple with four ends of the longitudinal arms respectively, wherein each of the transverse arms is rotated between a releasing position that the cot panel is loosely supported by the longitudinal arms and the transverse arms, and a setup position that the cot panel is stretched towards the four peripheral edges thereof for enhancing a tension of the cot panel.

Abstract: A foldable bed having a frame and a cover attached to the frame. The frame has two handles, two identical side beams each having a pair of groove beams pivotally connected to one of the handles, connectors and bars pivotally connected to the handles or the connectors. The foldable bed is able to be folded by a simple action of pulling the handle upward meanwhile stepping on the peddling member. And it is able to be expanded by a simple action of breaking off the two groove beams with two hands of a user. Furthermore, the foldable bed occupies relatively small storing space when folded since a width of the folded bed is much shorter than that of the expanded one's.

Abstract: A folding bed or cot particularly for use as a portable medical bed includes a center base portion connected to a support frame. An adjustable frame has first and second sections that can pivot between a horizontal section and an inclined position. A webbing material or fabric is attached to the adjustable frame and the center base portion of the main support frame to support the patient. The webbing is attached to the side edges of the center base portion to form a planar center portion.