Presses – Reciprocating press construction – Range of movement adjustment
Patent
1978-09-25
1979-10-02
Wilhite, Billy J.
Presses
Reciprocating press construction
Range of movement adjustment
29251, B30B 1506
Patent
active
041694120
ABSTRACT:
A shop press having a vertically-movable bolster which can be locked in any one of a number of positions to side members of the shop press frame and cable and winch structure for causing vertical movement of the bolster including a pair of cables connected one to each end of the bolster and with a pivotal member associated with one cable for varying the length of said one cable to raise the associated bolster end.
REFERENCES:
patent: 1650818 (1927-11-01), Buffington
patent: 1758451 (1930-05-01), Manley
patent: 3168034 (1965-02-01), McClocklin
patent: 3204444 (1965-09-01), Engel
patent: 3307830 (1967-03-01), Van Allen
Anderson Richard T.
Stelmasik Gregory A.
Owatonna Tool Company
Wilhite Billy J.
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