Transport tooth chain with reduced wear on the vertical...

Endless belt power transmission systems or components – Positive drive belt – Belt formed of rigid links

Reexamination Certificate

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Details

C198S850000

Reexamination Certificate

active

07137917

ABSTRACT:
Tooth-shaped link member (1) for a transport tooth chain (11) with apertures (2) and two end-terminal toes (3) for the form-fitting engagement with a gear99), which is geometrically adapted to the configuration of the gear (9), and which in addition each exhibit a lower contact surface (6) for gliding on a gliding surface of a guide body (8), wherein as an additional means for reducing the wear on the link member (1) a third gliding toe (4) is provided with does not come in form-fitting contact with the gear (9) which is arranged centrally between the end-terminal toes (2) of the link member91) in order to enlarge the total surface of the link member on the gliding surface (7).

REFERENCES:
patent: 2653485 (1953-09-01), Mac Arthur
patent: 4925016 (1990-05-01), Lapeyre
patent: 5156262 (1992-10-01), Horton
patent: 5706934 (1998-01-01), Palmaer et al.
patent: RE38607 (2004-10-01), Guldenfels et al.
patent: 495 420 (1976-09-01), None
patent: 198 44 304 (2000-03-01), None
patent: 199 44 973 (2001-04-01), None
patent: 2 108 456 (1983-05-01), None
patent: 11-72145 (1999-03-01), None
patent: WO 01/92758 (2001-12-01), None

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