Chain in particular a hoist chain

Chain – staple – and horseshoe making – Chains

Reexamination Certificate

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Details

C059S084000, C474S155000, C474S206000

Reexamination Certificate

active

07107754

ABSTRACT:
According to the invention, the resistance of the links of a D-profile chain may be increased, whereby the transitions between the flanks (2, 3) and the outer planar bearing surfaces of the links comprise roundings of radius r, which is 0.2 to 0.4 times the value of the separation (A) between the flanks of the chain links.

REFERENCES:
patent: 2650470 (1953-09-01), Sennholtz
patent: 3410085 (1968-11-01), Sheth
patent: 3453823 (1969-07-01), Mundt
patent: 4627232 (1986-12-01), Bruce
patent: 6170248 (2001-01-01), Ianello et al.
patent: 6871486 (2005-03-01), Moehnke et al.
patent: 6925794 (2005-08-01), Dalferth et al.
patent: 530775 (1954-08-01), None
patent: 3929148 (1991-01-01), None
patent: 0816717 (1998-01-01), None
patent: 2326145 (1998-12-01), None

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