Device for removing and inserting the retaining clip of a coal m

Details Device for removing and inserting the retaining clip of a coal m Device for removing and inserting the retaining clip of a coal m

1998-05-26

2000-02-01

Lillis, Eileen Dunn

Metal working

Means to assemble or disassemble

To apply or remove a resilient article

2924356, 299107, 81486, B23P 1902

Patent

active

060188561

ABSTRACT:
A device for removing and inserting drill bit retaining clips. The device having a casing rigidly connected to a base plate, the casing containing a piston, one end of the piston contacting a spring against the base plate, the other end of the piston having a nib, the piston also includes a handle, wherein the piston may be pressed toward the base plate allowing the nip to grip a retaining clip against the casing, so that the retaining clip can be removed or inserted while being held.

REFERENCES:
patent: 2359237 (1944-09-01), Morehouse
patent: 2409784 (1946-10-01), Morehouse
patent: 3160890 (1964-12-01), Lefebvre
patent: 3397012 (1968-08-01), Krekeler
patent: 3965776 (1976-06-01), Wolstenholme et al.
patent: 3971269 (1976-07-01), Martens
patent: 4246903 (1981-01-01), Larkin
patent: 4637395 (1987-01-01), Caspar et al.
patent: 4785694 (1988-11-01), Burmester
patent: 4952001 (1990-08-01), Emmerich
patent: 5557832 (1996-09-01), Brook

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