Presses – Reciprocating press construction – Box and piston type
Patent
1980-12-29
1982-12-14
Wilhite, Billy J.
Presses
Reciprocating press construction
Box and piston type
16198, 49445, 74616, 292113, B30B 1500
Patent
active
043632670
ABSTRACT:
A vertical baler includes a housing defining a compacting chamber which receives a vertically moveable and power operated horizontal platen. The chamber has a front opening, and the lower portion of the chamber is closed by a pivotal door member which is secured to the cabinet by a latch mechanism including two separate pivotal members releasably connected by an over-center lock element. The upper part of the opening is closed by a vertical safety gate member which retracts upwardly and is partially counterbalanced by a torsion coil spring having one end portion secured to the housing. The other end portion of the coil spring is connected to a shaft supporting a pair of winch members around which are wrapped corresponding cables connected to the lower portion of the gate member.
REFERENCES:
patent: 184539 (1876-11-01), Miller
patent: 2966706 (1961-01-01), Christensen
patent: 3095922 (1963-07-01), Frazier
patent: 3851577 (1974-07-01), Newcom et al.
patent: 3916781 (1975-04-01), Cerniglia
patent: 4182236 (1980-05-01), Greer
patent: 4232599 (1980-11-01), Ulrich
Piqua Engineering, Inc.
Wilhite Billy J.
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