Spring Former, Hand
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Shapes semielliptical spring leaves, using hand-forming jack:
Reads specifications to determine arch required to shape leaf
and computes additional arch required to compensate for
unsetting of leaves in subsequent opeartions.
Poistions forming
die (flexible pattern) over center pin of jack. Bends pattern
and secures it to jack with holding pin.
Positions cneter hole
of hot leaf over center pin and bends leaf, using clamp tongs.
Clamps ends of each leaf to pattern and sprinkles water over
leaf to set arch and prevent warpnig. Immerses leaevs in oil and
places them in tempering oven [Temperer (heat treating)]. Shapes
cold leaves on fitting block with sledgehammer.
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Spring Former, Hand
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