Metal working – Expanded metal making
Patent
1997-05-27
1999-04-27
Sewell, Paul T.
Metal working
Expanded metal making
29 61, 72186, 72187, B21D 3104
Patent
active
058966358
ABSTRACT:
An apparatus for gripping, guiding and transporting opposite longitudinal side edges of slit, deformable strip for forming expanded mesh sheet. One chain of each of two pairs of opposed endless chains has a longitudinal recess adjacent a longitudinal planar side edge of the strip for receiving the planar edge of the strip therein and the opposed chain of each of said pairs has a plurality of equispaced sharp projections for penetrating the longitudinal planar side edge of the strip whereby the said edge is effectively gripped between the opposed chains during expansion.
REFERENCES:
patent: 3763616 (1973-10-01), Pastorelli et al.
patent: 3774274 (1973-11-01), Jury
patent: 4315356 (1982-02-01), Marlow
patent: 4621397 (1986-11-01), Schrenk
patent: 4807336 (1989-02-01), Yoshimura et al.
patent: 5093971 (1992-03-01), Hein
Marlow John V.
Singh Rajindra
Cominco Ltd.
Fors Arne I.
Preta John
Sewell Paul T.
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