Cutlery – Cutting tools – Plural cooperating blades
Patent
1988-01-11
1989-10-10
Watts, Douglas D.
Cutlery
Cutting tools
Plural cooperating blades
30134, 30258, B23P 1900
Patent
active
048722642
ABSTRACT:
Disclosed is a heavy-duty plate cutting shear to be carried on an elevated lifting device, comprising a frame with a mounting mechanism for attaching to such a device, a slidable foot affixed on the frame and having an unobstructed base face for engaging and sliding along the plate being sheared, the slidable foot having an elongate slot opening through the base face and also having metal shearing edges at both sides of the slot and adjoining the face, a swingably oscillatable blade having pivot mounted on the foot, the blade being in the slot and extending form the pivot and across the base face, the blade having metal cutting edges confronting and traversing the shearing edges on the foot.
REFERENCES:
patent: 1035096 (1912-08-01), Kraut
patent: 2632246 (1953-03-01), Shoffner
patent: 2760265 (1956-08-01), Docken
patent: 2934822 (1960-05-01), Docken
patent: 3325895 (1967-06-01), Grimoldi et al.
patent: 3814152 (1974-06-01), Pallari
patent: 3885292 (1975-05-01), Sharp et al.
patent: 3972097 (1976-08-01), Schakat
patent: 4104792 (1978-08-01), LaBounty
patent: 4188721 (1980-02-01), Ramun et al.
patent: 4198747 (1980-04-01), LaBounty
patent: 4217000 (1980-08-01), Watanabe
patent: 4376340 (1983-03-01), Ramun et al.
patent: 4382625 (1983-05-01), LaBounty
patent: 4403431 (1983-09-01), Ramun et al.
patent: 4439921 (1984-04-01), Ramun et al.
patent: 4519135 (1985-05-01), LaBounty
patent: 4536976 (1985-08-01), Holopainen
patent: 4541177 (1985-09-01), Hollander
patent: 4543719 (1985-10-01), Pardoe
patent: 4558515 (1985-12-01), LaBounty
patent: 4670983 (1987-06-01), Ramun et al.
patent: 4686767 (1987-08-01), Ramun et al.
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