Needle destroyer with improved mechanical advantage

Details Needle destroyer with improved mechanical advantage Needle destroyer with improved mechanical advantage

1979-11-19

1981-03-17

Meister, J. M.

Cutting

With product handling means

Means to move, guide, or permit free fall or flight of product

83167, 83580, 83599, 83925R, B23D 2106, B23D 1700

Patent

active

042559960

ABSTRACT:
A device having one embodiment for severing a hypodermic needle at its hub and cannula with a single motion. The device has hub and cannula cutters that are joined at a slidable joint and pivoted at noncoaxial pivot points to provide increased mechanical advantage to the cannula cutter. In another preferred embodiment, the same type cutting mechanism has its cutters spaced so as to sever a hypodermic syringe barrel and a cannula of a needle attached to the syringe barrel in a single motion.

REFERENCES:
patent: 3404593 (1968-10-01), Arcarese et al.
patent: 3469750 (1969-09-01), Vanderbeck
patent: 3585835 (1971-06-01), Clement
patent: 3736824 (1973-06-01), Dunnican
patent: 3785233 (1974-01-01), Robinson
patent: 3914865 (1975-10-01), Oakes

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