Spring assembly for a vehicle bogie suspension arrangement
AssigneeVolvo Truck Corporation
InventorsBinay Agarwal, Ravindra HC, Durga Prasad Cheruvu, Anantha Rama Krishna Lakshmi Narayan Alla
Life of this patent
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Abstract
A spring assembly for a vehicle bogie suspension arrangement. The spring assembly includes a set of washers moulded into an elastomer body. The spring assembly has an axial extension in an axial direction and the washers are arranged relative to each other in the axial direction. At least one of the washers is a spring washer including a spring washer body and at least two spring tongues. Each spring tongue has a spring base connected to the spring washer body and a spring tip distal to the spring base. At least a portion of the spring tongue is located at a non-zero distance from the spring base in the axial direction.
Claims16
A spring assembly for a vehicle bogie suspension arrangement, said spring assembly comprising a set of washers moulded into an elastomer body, said spring assembly having an axial extension in an axial direction and said washers being arranged relative to each other in said axial direction, wherein at least one of said washers is a spring washer comprising a spring washer body and at least two spring tongues, each spring tongue having a spring base connected to said spring washer body and a spring tip distal to said spring base, at least a portion of said spring tongue being located at a non-zero distance from said spring base in said axial direction.
A method for manufacturing a spring assembly for a vehicle, said method comprising:
- arranging a plurality of washers in a mould such that said washers are arranged relative to each other in an axial direction, at least one of said washers being a spring washer comprising a spring washer body and at least two spring tongues, each spring tongue having a spring base connected to said spring washer body and a spring tip distal to said spring base, at least a portion of said spring tongue being located at a non-zero distance from said spring base in said axial direction, and introducing liquid elastomer into said mould.
Dependencies are inferred from the claim text.