Metal deforming – Process – Deforming sheet metal
Reexamination Certificate
2004-08-30
2010-11-30
Ross, Dana (Department: 3725)
Metal deforming
Process
Deforming sheet metal
C072S407000, C072S450000, C072S414000
Reexamination Certificate
active
07841222
ABSTRACT:
Thread lug forming systems form thread lugs (36) on container necks or necked end domes. A continuously rotating cam system (100) has multiple sets of thread lug forming tools (135) which are driven to recirculate about stationary cams (130). The cams actuate inner and outer forming tools (150, 152) of the tool sets as they progress around the cams to form the thread lugs. A second system uses generally the same tool sets in a multiple-station reciprocating press (203), and the container bodies are indexed through the tool stations (252) in which the thread lugs are formed.
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EP 04 78 2572.4 Supplementary European Search Report, mailed Jul. 30, 2009.
Broerman Mark F.
Conley Dale R.
Cook Stephen T.
Dayton Systems Group, Inc.
Fay Sharpe LLP
Ross Dana
Yusuf Mohammad
LandOfFree
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