56 results about "Back supports" patented technology

A solar module with a front support, a back support, and a photovoltaic active material located between the front and back supports. An electrically insulative light transmissive seal is located at the peripheral edges of the front support and back support to electrically isolate the active material from the outer surfaces of the solar module.

The invention discloses a wearable intelligent lower limb rehabilitation device and a control method. One side of a left waist main supporting element and one side of a right waist main supporting element of the device are connected together through a waist adjusting mechanism, a left back support and a right back support are fixed to waist main supports on the corresponding sides respectively, and a main control box is fixed to the back supports through connecting pieces; hip joint driving mechanisms are connected with G-type structures of the waist supporting elements; the device further comprises hip joint execution mechanisms, knee joint execution mechanisms and foot mechanisms; a vital sign monitoring device is located on the right arm of a human body. The control method includes the steps that a sensor measures pressure signals, pulse signals and blood pressure signals, the signals are processed through a central processing unit, servo motor control parameters and patient vital sign parameters are generated and displayed through a display screen, and communication with peripheral large equipment is achieved through WIFI. The device is simple in circuit, easy to operate, safe and reliable, and rehabilitation speed is increased.

A seat comprising a back support portion (100) with adjustable surface profile, comprising an adjustable core colmnn (101) arrangedalong the height direction of the back support portion (100) and comprising a plurality of holders (110, 210, 211, 310, 410) and a plurality of side members (120, 220, 221, 320, 420) fixed to the holders (110, 210, 211, 310, 410) and extending substantially in the width direction of the back support portion (100) such as to profile the surface of the back support portion (I 00). It further comprises profile locking means (130) coupled with a plurality of holders (II 0, 210, 211, 310, 410) and adjustable to an unlocked configuration, in which the holders (110, 210, 211, 310, 410) are individually rotatable around a plurality of axes and the profile of the surface of the back support portion (100) is adjustable and to a locked configuration, in which the holders (II 0, 210, 211, 310, 410) are fixed still with respect to each other and the profile of the surface of the back support portion (100) is locked.

A dual-use support cushion includes a seat cushion side and a back cushion side, with the seat cushion side configured to provide seat support and the back cushion side configured to provide back support. The dual-use pillow is an all-in-one design that allows the owner to choose between using the dual-use support cushion as back support or as a seat support and the owner can manually flip the cushion depending on what side is more appropriate for the user at any given moment. The dual-use support cushion provides, in a single item, the option of sitting on the cushion, and the option for using the same cushion, after relocation of the cushion, for back support.

An SCBA frame for mounting self-contained breathing apparatus bottle vertically such that the frame can articulate with the back of a user, comprising an upper plate, intermediate plate and a lower plate each connected by attachment mechanisms. Each of the plates may comprise a top edge, a bottom edge, and a pair of sides. A first coupling mechanism coupled to the bottom edge of the upper plate and a top edge of the intermediate plate and a second coupling mechanism coupled to the bottom edge of the intermediate plate and the top edge of the lower plate. The first and second coupling mechanisms allow the upper plate, intermediate plate, and lower plate to move about the horizontal axis and torsionally in line with the user's movement. The first and second coupling mechanism comprises a pair of attachment mechanisms located proximate the sides of the upper plate and intermediate plate.

The invention relates to a back rest for a stool or a chair, comprising two adjacent, spring-mounted back supports (3.1), each of which is fixed to a separate carrier part (4.1). Said back rest is characterised in that each carrier part (4.1) forms the first limb of an essentially L-shaped carrier (4), and the second limb (4.2) of each carrier (4) is fixed beneath the stool or chair seat in such a way that it can be pivoted about a horizontal axis against an elastic force.

The invention provides a spaceborne flexible composite material shell surface deployable antenna device. The device comprises a flexible composite material shell surface, a variable cross-section radial supporting rib, a constant torque hinge, an unfolding synchronizing device, an unfolding limiting adjusting device, a locking and unlocking device and a center body. The variable cross-section supporting ribs are driven by the constant-torque hinges to rotate and drive the flexible composite shell face to be unfolded. The unfolding synchronization device is used for limiting the unfolding speed of the variable cross-section supporting ribs. The unfolding limiting adjusting device is used for adjusting the in-place precision after the variable cross-section radial supporting rib is unfolded in place. A flexible composite material shell surface is introduced as a reflecting surface of the antenna. Under the same profile precision requirement, compared with a metal wire mesh reflector antenna with the same size, a tension cable system is not needed, and the number of back supporting ribs is reduced. According to the invention, a new technical approach is provided for the spaceborne antenna load, wherein the device has the advantages of being small in storage size, reliable in unfolding process, high in unfolding surface precision and the like, and is suitable for communication of different frequency bands of the spaceborne antenna and the like.

The invention provides a series-tied-arch-type prestressed steel structure cantilever system. The series-tied-arch-type prestressed steel structure cantilever system is characterized by comprising a plurality of sequentially-connected L-shaped steel arched beams, in-arch supports, arch-back supports, stress cables, stable cables, a plurality of support stand columns and a base; the top end of each L-shaped steel arched beam is connected with the bottom end of the adjacent L-shaped steel arched beam located above the L-shaped steel arched beam; the in-arch supports are arranged on the inner sides of the L-shaped steel arched beams and connected with the top ends and the middles of the bottom edges of the L-shaped steel arched beams; the arch-back supports are arranged on the back sides of the L-shaped steel arched beams and connected with inflection points of the L-shaped steel arched beams and the middles of the bottom edges of the adjacent L-shaped steel arched beams located above the L-shaped steel arched beams; the stress tables are sequentially connected with the bottom ends of all the L-shaped steel arched beams, and the top ends of the stress stables can be connected with the top end of the uppermost L-shaped steel arched beam; the stable cables are sequentially connected with the outer sides of the inflection points of the L-shaped steel arched beams located above the lowest L-shaped steel arched beam; the top ends of the multiple support stand columns are connected with the bottom edge of the lowest L-shaped steel arched beam; the base is connected with the bottom ends of the support stand columns, and the bottom ends of the stress cables and the bottom ends of the stable cables are fixed to the support stand columns or the base.

The invention discloses a glass substrate packaging and transporting device. The glass substrate packaging and transporting device comprises a bottom supporting assembly and a back leaning assembly installed above the bottom supporting assembly, wherein abutting limiting assemblies which are symmetrically arranged left and right are installed above the bottom supporting assembly and located in front of the back leaning assembly, angle limiting assemblies are symmetrically installed on the left side and the right side of the bottom supporting assembly, a back supporting assembly is installed behind the bottom supporting assembly, the bottom supporting assembly comprises a bottom supporting seat, and long grooves are formed in the top end of the bottom supporting seat in a bilateral symmetry mode. According to the glass substrate packaging and transporting device, by arranging an angle limiting device, the inclination angle of glass placement can be adjusted, so that substrate glass transportation can be adaptively adjusted; by arranging the abutting limiting assemblies, a glass substrate is abutted, limited and fixed, use of a binding nylon rope is replaced, and the problem of environmental pollution possibly caused by disposable use is solved.

A waist belt for use with pants, trousers, jeans, or slacks has contour support portions formed or attached at locations that correspond to front and back recesses in the human body at the waist line. Favorably there is a back support portion to be located at the small of the back and left and right support portions at locations where the torso meets the respective upper legs. These can be of a length and thickness for the given wearer and positioned on the inside surface of the belt strap portion for the wearer to provide a custom fit. These may be formed with the belt strap, affixed to the strap or repositionably attached, e.g., with buttons, snaps or Velcro or another hook-loop system.

A body position fixing device for chest tumor heavy ion radiotherapy disclosed by the present invention comprises a radiotherapy bed, a vacuum pad and a thermoplastic body film, frames are fixed on the left and right sides of the thermoplastic body film, a back support frame is installed on the radiotherapy bed in a matching manner, the back support frame comprises three support plates which are arranged in parallel at intervals from top to bottom, and the three support plates are connected with the vacuum pad. The vacuum pad is installed on the top layer supporting plate in a matched mode in the longitudinal direction, supporting and pressing mechanisms are installed on the middle layer supporting plate and the bottom layer supporting plate in a matched mode, and each supporting and pressing mechanism comprises an air bag supporting piece and a clamping arm set. The device is unique in structure, the problem that the vacuum negative pressure pad cannot be effectively attached to the skin of the back of a patient due to the fact that time difference exists between pushing of the two sides of the vacuum negative pressure pad can be effectively solved, and the problem that in the prior art, the matching and fixing effect of the vacuum pad and the thermoplastic body film cannot be completely achieved is effectively solved.

A multi-use pillow that provides for a shape guided by and contemplated for use in therapeutics, ergonomics, and comfort. The multi-use pillow comprises of an outer shell configured with a first enclosure, a second enclosure, and a channel separating the two enclosures. A first inner pod and a second inner pod are received into the first enclosure and the second enclosure, respectively, and are structured to conform to a size of their respective enclosures. The multi-use pillow may be folded at the channel and allow the pillow to be adapted for use as a stacked pillow or back support. The multi-use pillow may also be adapted for several sleeping styles conforming to proper lumbar and neck support.

The invention relates to an independent adjustable photovoltaic assembly of a photovoltaic sound barrier. The whole independent adjustable photovoltaic assembly is mounted on a basic sound barrier assembly, and comprises a photovoltaic assembly, the bottom of the photovoltaic assembly is fixed to the top end of a column, front and back rod-shaped supports are mounted in the front and back sides ofthe middle portion of the column, and the top ends of the front and back supports are fixed to the bottom side of the photovoltaic assembly; and the bottom end of the column is mounted on a base plate via an azimuth adjusting flange, and the base plate is fixed to the basic sound barrier assembly via bolts, nuts and pads. The independent adjustable photovoltaic assembly is independent from the basic sound barrier assembly, and the azimuth adjusting flange can be adjusted to change the orientation of the photovoltaic assembly, and solar radiation resources received by the surface of the photovoltaic assembly can be improved greatly.

A walking aid device comprises a front support having front upper and lower ends and a handle at the upper end; a front wheel system connected to the front lower end; a back support having back upper and lower end; and a back wheel system connected to the lower end. The walking aid device optionally includes a brake device to brake the front and/or back wheel systems; and a folding mechanism connected to the front and back supports enabling the walking aid device to be compactly folder or stowed.

A multifunctional soft support pad for nursing a patient in a sitting and lying position comprises a waistcoat-shaped support garment, and is characterized in that the waistcoat-shaped support garmentcomprises a back support part and a thorax and abdomen support part; a head supporting pad is arranged at a position corresponding to the headrest part of the human body, of the upper end of the backsupporting part, and a lower jaw supporting pad is arranged at a position corresponding to the lower jaw part of the human body, of the upper end of the thorax and abdomen supporting part; the head supporting pad is integrally connected with the back supporting part, and the lower jaw supporting pad is integrally connected with the thorax and abdomen supporting part. By wearing the waistcoat-shaped supporting garment, the upper body of a patient can be supported by 360 degrees, and muscle fatigue of the back, the chest and the abdomen is relieved; the head supporting pad can play a role in supporting the head and neck of the patient, the lower jaw supporting pad can play a role in supporting the lower jaw of the patient, the pressure of the head of the patient on the body is relieved, theupper body of the patient can be supported in all directions, and fatigue and pain caused by dyspnea of the patient are relieved.

An office chair comprises a seat element (3) mounted movably on a fixed support element (1) and a back support element (2). The arrangement simultaneously allows the seat element (3) to move and tilt backwards when the user leans backwards. The seat element (3) carries the chair seating panel (4) in such a way that when the user leans to a side, said chair seating panel (4) tilts to the same side according to the user's movement and independently of the chair's back element (2).

The invention discloses a multifunctional chair for a classroom. The chair comprises a support, a seat plate and a back plate. The support includes support legs, cross supports, back supports and a short support. The upper portions of the support legs are provided with the interconnected cross supports, and the middle portions of the cross supports are provided with a circular ring. The inner portion of the circular ring is provided with the seat plate. The seat plate comprises a round plate, a spherical bearing and a screw rod. The upper rear sides of the back supports are provided with the short support, the intersection of the side center lines of the back supports and the side center line of the short support is provided with a round hole, and the round hole is provided with the back plate through a pin axis. Fixed shafts are respectively arranged on the two sides of the lower portion of the support leg located in the front of the multifunctional chair, adjusting pedals are arranged on the fixed shafts, foot pads are arranged at the bottom ends of the support legs, and rubber pads are respectively arranged at the ends of the back supports and the end of the short support. Whenthe multifunctional chair for the classroom is used, the floating seat plate and the rotatable adjusting pedals can be used for correcting the sitting position of a student while preventing the student from sleeping in class. The multifunctional chair for the classroom has the advantages of having multiple functions and improving learning efficiency.