Directionally reversible hot air engine system

A directionally reversible hot air engine system (100) having operating modes for both engine and heat pump operation, wherein the system (100) comprises:

• (a) a frame (110) having a frame top (112), a frame bottom (114), and a frame middle (116);
• (b) a single piston (120) having a piston first end (122) and a piston second end (124), wherein the piston (120) is oscillatingly disposed in a pivoting piston cylinder (130), wherein the piston cylinder (130) is vertically disposed at the frame middle (116);
• (c) a displacer (140) having a displacer first end (142), a displacer second end (144), and a displacer middle (146), wherein the displacer (140) is oscillatingly surrounded by a stationary cylindrical regenerator (220) comprised of mesh having open ends, wherein the regenerator (220) is centrally disposed in a displacer chamber (150) having a chamber first end (152), a chamber second end (154), and a chamber middle (156), wherein the displacer chamber (150) is horizontally disposed at the frame bottom (114) at the chamber middle (156), wherein the displacer chamber (150) is perpendicularly disposed with respect to the frame (110), wherein the displacer chamber (150) is perpendicularly disposed with respect to the piston cylinder (130);
• (d) a rod (160) having a rod first end (162), and a rod second end (164), wherein the rod (160) is disposed in a rod housing (170), wherein the rod first end (162) is disposed on the piston cylinder (130), wherein the rod second end (164) is pivotally disposed on the displacer middle (146) via a hinge (180), wherein the rod (160) is perpendicularly disposed with respect to the displacer (140), wherein the rod housing (170) is fluidly connected to the displacer chamber (150) and the piston cylinder (130);
• (e) a flywheel (190) rotatably disposed at the frame top (112);
• (f) a crank (200) having a wheel (202) and a single crank rod (204), wherein the wheel (202) is rotatably disposed at a frame top (112), wherein the crank rod (204) comprises a crank rod first end (206) and a crank rod second end (208), wherein the wheel (202) is eccentrically and pivotally connected to the crank rod first end (206), wherein the crank rod second end (208) is pivotally disposed to the piston first end (122), wherein the crank is operatively connected to the flywheel (190);
• and
• (g) a heat source (210) applied to the chamber first end (152) or alternatingly the chamber second end (154);
• wherein upon operation, the heat source (210) is applied to the chamber first end (152) or the chamber second end (154), wherein the displacer (140) oscillatingly rocks within the displacer chamber (150) via heated and cooled air disposed in the displacer chamber (150), wherein the rod (160) is pivoted via the displacer (140), wherein the piston (120) is cycled via the rod (160) pivoting the piston cylinder (130), wherein the crank (200) is rotated via the crank rod (204);
• wherein the system (100) is reversible upon applying the heat source (210) to an opposing chamber first end (152) or an opposing chamber second end (154) of the displacer chamber (150) with no other reconfiguration;
• wherein the system (100) comprises a sealed system chamber (102) comprising the rod housing (170), the displacer chamber (150), and the piston cylinder (130), wherein the system chamber (102) leaks only at the piston (120) between the piston (120) and the piston cylinder (130).

A directionally reversible hot air engine system (100) having operating modes for both engine and heat pump operation, wherein the system (100) consists of:

• (a) a frame (110) having a frame top (112), a frame bottom (114), and a frame middle (116);
• (b) a single piston (120) having a piston first end (122) and a piston second end (124), wherein the piston (120) is oscillatingly disposed in a pivoting piston cylinder (130), wherein the piston cylinder (130) is vertically disposed at the frame middle (116);
• (c) a displacer (140) having a displacer first end (142), a displacer second end (144), and a displacer middle (146), wherein the displacer (140) is oscillatingly surrounded by a stationary cylindrical regenerator (220) consisting of mesh having open ends, wherein the regenerator (220) is centrally disposed in a displacer chamber (150) having a chamber first end (152), a chamber second end (154), and a chamber middle (156), wherein the displacer chamber (150) is horizontally disposed at the frame bottom (114) at the chamber middle (156), wherein the displacer chamber (150) is perpendicularly disposed with respect to the frame (110), wherein the displacer chamber (150) is perpendicularly disposed with respect to the piston cylinder (130);
• (d) a rod (160) having a rod first end (162), and a rod second end (164), wherein the rod (160) is disposed in a rod housing (170), wherein the rod first end (162) is disposed on the piston cylinder (130), wherein the rod second end (164) is pivotally disposed on the displacer middle (146) via a hinge (180), wherein the rod (160) is perpendicularly disposed with respect to the displacer (140), wherein the rod housing (170) is fluidly connected to the displacer chamber (150) and the piston cylinder (130);
• (e) a flywheel (190) rotatably disposed at the frame top (112);
• (f) a crank (200) having a wheel (202) and a single crank rod (204), wherein the wheel (202) is rotatably disposed at a frame top (112), wherein the crank rod (204) consists of a crank rod first end (206) and a crank rod second end (208), wherein the wheel (202) is eccentrically and pivotally connected to the crank rod first end (206), wherein the crank rod second end (208) is pivotally disposed to the piston first end (122), wherein the crank is operatively connected to the flywheel (190);
• and
• (g) a heat source (210) applied to the chamber first end (152) or alternatingly the chamber second end (154);
• wherein upon operation, the heat source (210) is applied to the chamber first end (152) or the chamber second end (154), wherein the displacer (140) oscillatingly rocks within the displacer chamber (150) via heated and cooled air disposed in the displacer chamber (150), wherein the rod (160) is pivoted via the displacer (140), wherein the piston (120) is cycled via the rod (160) pivoting the piston cylinder (130), wherein the crank (200) is rotated via the crank rod (204);
• wherein the system (100) is reversible upon applying the heat source (210) to an opposing chamber first end (152) or an opposing chamber second end (154) of the displacer chamber (150) with no other reconfiguration;
• wherein the system (100) consists of a sealed system chamber (102) consisting of the rod housing (170), the displacer chamber (150), and the piston cylinder (130), wherein the system chamber (102) leaks only at the piston (120) between the piston (120) and the piston cylinder (130).