Single-spring or double-spring biased nipper

Cutlery – Cutting tools – Plural cooperating blades

Reexamination Certificate

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Details

C030S175000, C030S186000, C030S341000, C029S268000, C029S275000, C029S278000, C081S304000, C081S427500

Reexamination Certificate

active

06860017

ABSTRACT:
A nipper is disclosed, having handles outwardly-biased by a spring and a removable, flexible lever member can be a second spring. The biasing force can thereby be adjusted by employment or removal of flexible lever member.

REFERENCES:
patent: 3430340 (1969-03-01), Perles
patent: 3680210 (1972-08-01), Steinman
patent: 4073179 (1978-02-01), Hickey et al.
patent: 4708034 (1987-11-01), Oetiker
patent: 4739552 (1988-04-01), Thomas
patent: 5214854 (1993-06-01), Mennicken
patent: 5314431 (1994-05-01), Graziano
patent: 5437679 (1995-08-01), Gaillard
patent: 6517545 (2003-02-01), Mazur

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