Rubber shear spring assembly for tandem axle trailer
AssigneeMOR/ryde International, Inc.
InventorDavid E. Heitzmann
Life of this patent
Estimating the term…
Abstract
A rubber shear spring assembly for mounting between inner ends of adjacent leaf springs of a tandem axle including a hanger for mounting on a vehicle frame, hanger sides on the hanger, a rubber shear spring assembly between the hanger sides, the rubber shear spring assembly including a central plate and first and second rubber shear springs having inner sides mounted on opposite sides of the central plate and the rubber shear springs having outer sides mounted on the hanger sides, and connector members mounted at opposite ends of the central plate for connection to the inner ends of adjacent leaf springs.
Claims15
In a tandem axle trailer having a frame, first and second axles extending crosswise to said frame, first leaf springs mounted on opposite ends of said first axle, second leaf springs mounted on opposite ends of said second axle, inner and outer ends on said first and second leaf springs, brackets mounting said outer ends of said first and second leaf springs on said frame, the improvement comprising first and second rubber shear spring assemblies mounted on said frame at said inner ends of said first and second leaf springs, said first and second rubber shear spring assemblies including first and second hangers, respectively, first and second rubber shear springs mounted on said first and second hangers, respectively, said inner ends of one of said first and second leaf springs being coupled to said first shear spring assembly, and said inner ends of the other of said first and second leaf springs being coupled to said second rubber shear spring assembly.
A rubber shear spring assembly for mounting between adjacent leaf springs of tandem axles comprising a hanger, hanger sides on said hanger, a central plate between said hanger sides, first and second rubber shear springs, first sides on said first and second rubber shear springs secured to said central plate, second sides on said first and second rubber shear springs secured to said hanger sides, first and second connector members on said central plate, outer ends on said central plate, said connector members being mounted on said outer ends of said central plate, and first and second shackle plates mounted on said first and second connector members, respectively.
A rubber shear spring assembly for mounting between adjacent leaf springs of tandem axles comprising a hanger, hanger sides on said hanger, a central plate between said hanger sides, first and second rubber shear springs, first sides on said first and second rubber shear springs secured to said central plate, second sides on said first and second rubber shear springs secured to said hanger sides, first and second connector members on said central plate, said first and second rubber shear springs including first metal plates bonded to said first sides and second metal plates bonded to said second sides, said first metal plates being secured to opposite sides of said central plate, said second metal plates being secured to said hanger sides, said connector members being U-shaped, and vertical sides on said connector members welded to opposite ends of said central plate.
A rubber shear spring assembly for mounting between adjacent leaf springs of tandem axles comprising a hanger, hanger sides on said hanger, a central plate between said hanger sides, first and second rubber shear springs, first sides on said first and second rubber shear springs secured to said central plate, second sides on said first and second rubber shear springs secured to said hanger sides, and means on said central plate for connecting said central plate to the inner ends of adjacent leaf springs.
Dependencies are inferred from the claim text.