US PATENT SUBCLASS 29 / 893.32
.~.~.~ Roll forming

Current as of: June, 1999
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29 /   HD   METAL WORKING

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
893  DF  .~ Gear making {3}
893.3  DF  .~.~ Gear shaping {7}
893.32.~.~.~ Roll forming

DEFINITION

Classification: 29/893.32

Roll forming:

(under subclass 893.3) Process wherein the shaping of the gear includes deforming the gear stock by means of a shaped forming tool which comes in rolling contact with the gear stock during its deformation thereof.

SEE OR SEARCH CLASS

72, Metal Deforming,

102+, for deforming during relative rotation between work and tool using a noncylindrical rotating tool.