Invention Grant
- Patent Title: Composite propeller shaft construction and method of making
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Application No.: US3592884DApplication Date: 1967-06-07
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Publication No.: US3592884APublication Date: 1971-07-13
- Inventor: WILLIAMS CHARLES W
- Applicant: GEN MOTORS CORP
- Assignee: Motors Liquidation Co
- Current Assignee: Motors Liquidation Co
- Priority: US64418467 1967-06-07
- Main IPC: B29C53/68
- IPC: B29C53/68 ; B29C53/80 ; B29C53/82 ; D04C3/40 ; B29D15/00
Abstract:
A VECHICLE PROPELLER SHAFT INCLUDES A PAIR OF SPACED END MEMBERS HAVING INNER ENDS WITH CHARACTERIZED SURFACES. A LIGHT BUT STIFF CYLINDRICAR ARBOR, SUCH AS OF POLYURETHANE FOAM, CONNECTS THE END MEMBERS AND A TUBE FORMED OF HARDENED THERMOSETTING RESIN REINFORCED WITH FIBER GLASS FILAMENTS IF FORMED ON THE ARBOR AND INTERLOCKINGLY ENGAGES THE CHARACTERIZED SURFACES OF THE END MEMBERS. A METHOD OF FORMING SUCH A SHAFT INCLUDES STEPS OF FORMING A POLYURETHANE FOAM ARBOR BETWEEN THE END MEMBERS AND FORMING THE RESIN BONDED FIBERGLASS TUBE IN PLACE ON THE ARBOR AND END MEMBERS.
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