Method of making a cam shaft
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United States of America Patent
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-
Feb 23, 1993
Grant Date -
N/A
app pub date -
Sep 3, 1991
filing date -
Sep 3, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cam shaft in which a shaft member is formed by drawing a length of tubing over a mandrel and through a die. A second length of tubing is drawn to a larger diameter and is then shaped to form cam members which are attached to the shaft member. Circular journal members may be formed in the same manner and attached to the shaft member.
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