Patent ID: 11873860
Assignee: CROMPTON TECHNOLOGY GROUP LIMITED
Field: Other special machines (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 4:
5. 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.