Supports – Pipe or cable
Reexamination Certificate
2005-11-22
2005-11-22
Chan, Korie (Department: 3632)
Supports
Pipe or cable
C059S078100, C138S120000, C174S069000, C285S223000, C439S445000
Reexamination Certificate
active
06966527
ABSTRACT:
To provide a closed cable drag chain, which is capable of preventing the contact wear powder generated in the holding and guiding the inserted cable or the like from being scattered into an operation space, and of suppressing noises such as sliding contact noise and scattering sounds, and wherein the assembling, maintenance and repair are easy and early wear of the cable or the like can be suppressed. In a closed cable drag chain in which a cable or the like C is inserted into said chain in a tubular fitting state where removable outer frames120fit-covers connecting spaces S between a number of adjacent intermediate frames110to close the connecting spaces S therebetween respectively, whereby the cable or the like is guided while being held, a connecting portion111cprovided with engraved pin hole on a rear side of the intermediate frame body is integrally two-color injection molded with a polyamide resin softer than a glass-fiber reinforced polyamide resin forming other portions of the intermediate frame body111.
REFERENCES:
patent: 3319300 (1967-05-01), Hehl
patent: 4690665 (1987-09-01), Oliver et al.
patent: 6318063 (2001-11-01), Komiya et al.
patent: 6334615 (2002-01-01), Uchiyama et al.
patent: 1094585 (2001-04-01), None
patent: P3349148 (2002-09-01), None
Chan Korie
Tsubakimoto Chain Co.
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