Metal deforming – By or with work-constrainer and/or manipulated work-forcer – Comprising work-stopping abutment
Patent
1979-03-19
1981-01-06
Husar, Francis S.
Metal deforming
By or with work-constrainer and/or manipulated work-forcer
Comprising work-stopping abutment
B21D 1122
Patent
active
042429048
ABSTRACT:
Workpiece stop means for a sheet metal working machine comprising a holder for a plurality of stop members preferably in the form of strips of metal, the holder having a reference face, each of the stop members being of a respective accurately determined length and being engagable with the holder with one end of each of the stop members abutting the reference face of the holder, the stop members being sequentially presentable each for abutment of its other end with a co-operating abutment member mounted on a reciprocable carriage, which carriage also mounts a workpiece backstop of the machine, whereby, by such abutment of the abutment member with said other end of successive ones of the stop members, the carriage and thus the workpiece backstop is positioned at desired locations for successive operations of the machine, the holder being indexed parallel to the reference face thereof between successive abutments.
REFERENCES:
patent: 3733885 (1973-05-01), Brauer
patent: 3824822 (1974-07-01), Richardson
patent: 3826119 (1974-07-01), Marotto
patent: 4084424 (1978-04-01), Roch
patent: 4089200 (1978-05-01), Wingate
Crosby Gene P.
Husar Francis S.
Northampton Sheet Metal Fabrications Ltd.
Rosen Lawrence
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