5453
Patent Summary
An image of the patent summary for number 5453.
Name/Title
5453Entry/Object ID
2025.3.389Tags
1900s, british, shears, ashberry, ward, tinmen'sDescription
5453. Ashberry, P., and Ward, D. March 11. Shears. -- Shears of the type known as tinmen's snips are made by forging the blank first between a flat face top die and a die having a rounding-recess B and edging-groove A, Fig. 5, to obtain the shape shown in Fig. 3, then between a flat top tool and a tool, Fig. 6, having rounding-grooves C for the shank and a recess E for forming the bend D, Fig. 4, and finally between a flat top tool and a die, Fig. 7, having grooves G, H for producing the bevels F, Fig. 4. The bend D is given so that the shanks may be brought into line without cutting away any of the material. The ends J are curved. The grooves and recesses may be made in removable blocks let into the die.Cataloged By
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Patent Summaries