Transmission shaft
AssigneeCrompton Technology Group Limited
InventorIoannis Giannakopoulos
Life of this patent
Estimating the term…
Abstract
A composite transmission shaft includes a shaft portion, and a flanged end fitting. The flanged end fitting comprises a flared sleeve comprising a tubular portion and a flared portion, and a reinforcement portion fixed to the flared portion of the sleeve. The flanged end fitting and shaft portion have been resin transfer moulded together to form the transmission shaft.
Claims7
A method of manufacturing a composite transmission shaft comprising a shaft portion, and a flanged end fitting, the method comprising:
- providing a sleeve which is substantially tubular;
- after providing the sleeve, deforming an end of the sleeve to form a flared portion;
- after deforming the end, fixing a reinforcement portion to the flared portion of the sleeve to form a preform of the flanged end fitting comprising a tubular portion and a flange;
- after fixing the reinforcement, positioning the tubular portion of the flanged end fitting in contact with the shaft portion;
- and
- after positioning the tubular portion, resin transfer moulding the shaft portion and the flanged end fitting together to form the transmission shaft.
A method of manufacturing a composite transmission shaft comprising a shaft portion, and a flanged end fitting, the method comprising:
- providing a sleeve which is substantially tubular;
- deforming an end of the sleeve to form a flared portion;
- fixing a reinforcement portion to the flared portion of the sleeve to form a preform of the flanged end fitting comprising a tubular portion and a flange;
- positioning the tubular portion of the flanged end fitting in contact with the shaft portion;
- and
- resin transfer moulding the shaft portion and the flanged end fitting together to form the transmission shaft;
- the method further comprising:
- punching a plurality of holes in the flared portion of the sleeve prior to fixing the reinforcement portion thereto.
Dependencies are inferred from the claim text.