Presses – Reciprocating press construction – With mechanical force multiplier
Reexamination Certificate
2005-09-20
2005-09-20
Banks, Derris H. (Department: 3725)
Presses
Reciprocating press construction
With mechanical force multiplier
C100S22900A, C100S293000
Reexamination Certificate
active
06945166
ABSTRACT:
Disclosed is a die press with a base, at least two cam members spaced from the base, an upper platen located between the base and the two cam members to define a space for a die, the upper platen being generally parallel to the base, the upper platen also being attached to the two cam members so that when the two cam members are actuated, the upper platen is moveable relative to the base, and a linkage connecting the two cam members so that the two cam members move in unison relative to each other when actuated.
REFERENCES:
patent: 2260183 (1941-10-01), Leslie
patent: 2619173 (1952-11-01), Crain
patent: 5172622 (1992-12-01), Sabin
patent: D359967 (1995-07-01), Eichenberg et al.
Corcoran Kevin L.
Hirsch Carl Von
Hughes, Jr. David L.
Banks Derris H.
Ellison Educational Equipment Inc.
Self Shelley
Townsend and Townsend and Crew
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