Adjustable bed system having fans

Abstract

An adjustable bed system includes a frame structure, a back lifting assembly and a leg lifting assembly pivotally connected to the frame structure, platforms having a plurality of openings, disposed on the frame structure and operably coupled with the back and leg lifting assemblies, a mattress having a plurality of through holes and disposed on the platforms so that the plurality of through holes is aligned with the plurality of openings, respectively, and a plurality of fans installed in the plurality of openings of the platforms such that each fan is in communication with a respective through hole of the mattress for operably moving air via said through hole into the mattress body and outputting the air from the top surface of the mattress. Positions of upper and lower portions of the mattress are adjustable based on operations of the back and assemblies.

What is claimed is: 
     
         1 . An adjustable bed system, comprising:
 a frame structure;   a back lifting assembly comprising a back lifting bracket pivotally connected to the frame structure, and a back lifting actuator pivotally connected between the back lifting bracket and the frame structure for operably driving the back lifting bracket to pivotally move in an upward rotating direction or a downward rotating direction relative to the frame structure;   a leg lifting assembly comprising a leg lifting bracket pivotally connected to the frame structure, and a leg lifting actuator pivotally connected between the leg lifting bracket and the frame structure for operably driving the leg lifting bracket to pivotally move in an upward rotating direction or a downward rotating direction relative to the frame structure;   a mattress having a bottom surface, a top surface defining a sleeping surface, a mattress body defined between the bottom surface and the top surface, and a plurality of through holes defined in the mattress body, wherein the mattress is disposed above the frame structure and coupled with the back lifting assembly and the leg lifting assembly such that a upper portion and a lower portion of the mattress are in relation to the back lifting assembly and the leg lifting assembly, respectively, and positions of the upper portion and the lower portion of the mattress are individually and/or coordinately adjustable in accordance with operations of the back lifting assembly and the leg lifting assembly; and   a plurality of fans coupled with the bottom surface of the mattress, wherein each fan of the plurality of fans is in communication with a respective through hole of the plurality of through holes of the mattress for operably moving air via said respective through hole into the mattress body and outputting the air from the top surface of the mattress.   
     
     
         2 . The adjustable bed system of  claim 1 , wherein the frame structure comprises:
 two side rails transversely spaced and longitudinally extended and being parallel to each other;   an upper rail being perpendicular to the two side rails and having one end secured to an upper end of the side rail through a first vertical post and the other end secured to an upper end of the side rail through a second vertical post; and   a lower rail being perpendicular to the two side rails and having one end secured to a lower end of the side rail through a third vertical post and the other end secured to a lower end of the side rail through a fourth vertical post.   
     
     
         3 . The adjustable bed system of  claim 2 , wherein
 the back lifting bracket comprises a middle bar and a pair of swing arms, wherein the pair of swing arms is transversely spaced and longitudinally extended, and rigidly connected to ends of the transversely extending middle bar in an H-shaped form, and each of the pair of swing arms has a first end portion and an opposite, second end portion, wherein the first end portions of the pair of swing arms are pivotally connected to the two side rails of the frame structure, respectively; and   the back lifting actuator comprises a motor member, an outer tube extending from the motor member, and an activation rod having a first end portion received in the outer tube and an opposite, second end portion, wherein the activation rod is engaged with the motor member and configured to be telescopically movable relative to said outer tube according to a direction of motor rotation, wherein the motor member is pivotally connected to the middle bar of the back lifting bracket, and the second end portion of the activation rod pivotally connected to the upper rail of the frame structure, or wherein the motor member is pivotally connected to the upper rail of the frame structure, and the second end portion of the activation rod pivotally connected to the middle bar of the back lifting bracket.   
     
     
         4 . The adjustable bed system of  claim 3 , wherein the first end portion of each swing arm is pivotally connected to a vertical post of a respective one of the side rails of the frame structure through a pivot. 
     
     
         5 . The adjustable bed system of  claim 3 , wherein the swing arms are in an arc-shaped design. 
     
     
         6 . The adjustable bed system of  claim 3 , wherein the second end portion of at least one of the swing arms is equipped with a back lifting wheel. 
     
     
         7 . The adjustable bed system of  claim 2 , wherein
 the leg lifting bracket comprises a middle bar and a pair of swing arms, wherein the pair of swing arms is transversely spaced and longitudinally extended, and rigidly connected to ends of the transversely extending middle bar in an H-shaped form, and each of the pair of swing arms has a first end portion and an opposite, second end portion, wherein the first end portions of the pair of swing arms are pivotally connected to the two side rails of the frame structure, respectively; and   the leg lifting actuator comprises a motor member, an outer tube extending from the motor member, and an activation rod having a first end portion received in the outer tube and an opposite, second end portion, wherein the activation rod is engaged with the motor member and configured to be telescopically movable relative to said outer tube according to a direction of motor rotation, wherein the motor member is pivotally connected to the middle bar of the leg lifting bracket, and the second end portion of the activation rod pivotally connected to the lower rail of the frame structure, or wherein the motor member is pivotally connected to the lower rail of the frame structure, and the second end portion of the activation rod pivotally connected to the middle bar of the leg lifting bracket.   
     
     
         8 . The adjustable bed system of  claim 7 , wherein the first end portion of each swing arm is pivotally connected to a vertical post of a respective one of the side rails of the frame structure through a pivot. 
     
     
         9 . The adjustable bed system of  claim 7 , wherein the second end portion of at least one of the swing arms is equipped with a leg lifting wheel. 
     
     
         10 . The adjustable bed system of  claim 1 , further comprising a plurality of platforms hingedly connected to one another and disposed between the frame structures and the mattress, and wherein positions of at least one or more of the plurality of platforms are adjustable in accordance with operations of the back lifting assembly and the leg lifting assembly. 
     
     
         11 . The adjustable bed system of  claim 10 , wherein said at least one or more of the plurality of platforms have a plurality of openings that is operably aligned with the plurality of through holes of the mattress, respectively, and wherein the plurality of fans is mounted onto said at least one or more platforms such that each of the plurality of openings accommodates a respective fan of the plurality of fans. 
     
     
         12 . The adjustable bed system of  claim 10 , wherein the plurality of platforms comprises
 a seat platform mounted on the two side rails of the frame structure;   a back platform, a lower side of the back platform being hinged with an upper side of the seat platform through a first hinge, such that the back platform is rotatable about a rotating axis of the first hinge in a back platform forward direction or a back platform backward direction;   a thigh platform, an upper side of the thigh platform being hinged with the lower side of the seat platform through a second hinge, such that the thigh platform is rotatable about a rotating axis of the second hinge in a thigh platform forward direction or a thigh platform backward direction; and   a leg platform, an upper side of the leg platform being hinged with a lower side of the thigh platform through a third hinge, such that the leg platform is rotatable about a rotating axis of the third hinge.   
     
     
         13 . The adjustable bed system of  claim 12 , wherein the back platform has two openings, and the leg platform has one opening. 
     
     
         14 . The adjustable bed system of  claim 1 , further comprising a controller configured to control operations of the back lifting actuator, the leg lifting actuator and the plurality of fans, respectively, so as to lift individually or cooperatively the back platform, the thigh platform, and the leg platform in desired positions, and to provide air and/or air circulation in surrounding of the adjustable bed system. 
     
     
         15 . An adjustable bed system, comprising:
 a frame structure;   a back lifting assembly comprising a back lifting bracket pivotally connected to the frame structure, and a back lifting actuator pivotally connected between the back lifting bracket and the frame structure for operably driving the back lifting bracket to pivotally move in an upward rotating direction or a downward rotating direction relative to the frame structure;   a leg lifting assembly comprising a leg lifting bracket pivotally connected to the frame structure, and a leg lifting actuator pivotally connected between the leg lifting bracket and the frame structure for operably driving the leg lifting bracket to pivotally move in an upward rotating direction or a downward rotating direction relative to the frame structure;   a plurality of platforms hingedly connected to one another and disposed on the frame structures and coupled to the back lifting assembly and the leg lifting assembly, such that positions of at least one or more of the plurality of platforms are adjustable in accordance with operations of the back lifting assembly and the leg lifting assembly, and wherein said at least one or more of the plurality of platforms have a plurality of openings; and   a plurality of fans mounted onto said at least one or more platforms such that each of the plurality of openings accommodates a respective fan of the plurality of fans, and wherein each of the plurality of fans is adapted for operably providing air and/or air circulation in surrounding of the adjustable bed system.   
     
     
         16 . The adjustable bed system of  claim 15 , further comprising a mattress having a bottom surface, a top surface, a mattress body defined between the bottom surface and the top surface, and a plurality of through holes defined in the mattress body, wherein the mattress is disposed on the plurality of platforms such that the plurality of through holes is aligned with the plurality of openings of said at least one or more of the plurality of platforms, a upper portion and a lower portion of the mattress are in relation to the back lifting assembly and the leg lifting assembly, respectively, and positions of the upper portion and the lower portion of the mattress are individually and/or coordinately adjustable in accordance with operations of the back lifting assembly and the leg lifting assembly, and each of the plurality of fans is in communication with a respective through hole of the plurality of through holes of the mattress for operably moving air via said respective through hole into the mattress body and outputting the air from the top surface of the mattress. 
     
     
         17 . The adjustable bed system of  claim 15 , wherein the frame structure comprises:
 two side rails transversely spaced and longitudinally extended and being parallel to each other;   an upper rail being perpendicular to the two side rails and having one end secured to an upper end of the side rail through a first vertical post and the other end secured to an upper end of the side rail through a second vertical post; and   a lower rail being perpendicular to the two side rails and having one end secured to a lower end of the side rail through a third vertical post and the other end secured to a lower end of the side rail through a fourth vertical post.   
     
     
         18 . The adjustable bed system of  claim 17 , wherein
 the back lifting bracket comprises a middle bar and a pair of swing arms, wherein the pair of swing arms is transversely spaced and longitudinally extended, and rigidly connected to ends of the transversely extending middle bar in an H-shaped form, and each of the pair of swing arms has a first end portion and an opposite, second end portion, wherein the first end portions of the pair of swing arms are pivotally connected to the two side rails of the frame structure, respectively; and   the back lifting actuator comprises a motor member, an outer tube extending from the motor member, and an activation rod having a first end portion received in the outer tube and an opposite, second end portion, wherein the activation rod is engaged with the motor member and configured to be telescopically movable relative to said outer tube according to a direction of motor rotation, wherein the motor member is pivotally connected to the middle bar of the back lifting bracket, and the second end portion of the activation rod pivotally connected to the upper rail of the frame structure, or wherein the motor member is pivotally connected to the upper rail of the frame structure, and the second end portion of the activation rod pivotally connected to the middle bar of the back lifting bracket.   
     
     
         19 . The adjustable bed system of  claim 17 , wherein
 the leg lifting bracket comprises a middle bar and a pair of swing arms, wherein the pair of swing arms is transversely spaced and longitudinally extended, and rigidly connected to ends of the transversely extending middle bar in an H-shaped form, and each of the pair of swing arms has a first end portion and an opposite, second end portion, wherein the first end portions of the pair of swing arms are pivotally connected to the two side rails of the frame structure, respectively; and   the leg lifting actuator comprises a motor member, an outer tube extending from the motor member, and an activation rod having a first end portion received in the outer tube and an opposite, second end portion, wherein the activation rod is engaged with the motor member and configured to be telescopically movable relative to said outer tube according to a direction of motor rotation, wherein the motor member is pivotally connected to the middle bar of the leg lifting bracket, and the second end portion of the activation rod pivotally connected to the lower rail of the frame structure, or wherein the motor member is pivotally connected to the lower rail of the frame structure, and the second end portion of the activation rod pivotally connected to the middle bar of the leg lifting bracket.   
     
     
         20 . The adjustable bed system of  claim 15 , wherein the plurality of platforms comprises
 a seat platform mounted on the two side rails of the frame structure;   a back platform, a lower side of the back platform being hinged with an upper side of the seat platform through a first hinge, such that the back platform is rotatable about a rotating axis of the first hinge in a back platform forward direction or a back platform backward direction;   a thigh platform, an upper side of the thigh platform being hinged with the lower side of the seat platform through a second hinge, such that the thigh platform is rotatable about a rotating axis of the second hinge in a thigh platform forward direction or a thigh platform backward direction; and   a leg platform, an upper side of the leg platform being hinged with a lower side of the thigh platform through a third hinge, such that the leg platform is rotatable about a rotating axis of the third hinge.