Aircraft tug hitch assembly

Details Aircraft tug hitch assembly Aircraft tug hitch assembly

2005-05-24

2005-05-24

Morris, Lesley D. (Department: 3611)

Land vehicles

Wheeled

Articulated vehicle

Reexamination Certificate

active

06896283

ABSTRACT:
An aircraft tug hitch assembly includes deflectable guide plates providing a converging pocket for mechanically positioning a tow bar eyelet with the hitch lock pin. The hitch includes a lock assembly including a lock pin is mounted on a slidable piston for operator controlled movement between a detented raised unlocked position and a lower locked position capturing the tow bar eyelet. An indicator ball carried by the piston is observable by the tug operator when the lock assembly is in the unlocked position, but is not visible in the locked position thereby confirming hitch status without the need for verbal communication with ground personnel.

REFERENCES:
patent: 2478736 (1949-08-01), Balzen
patent: 2844390 (1958-07-01), Smith
patent: 3046037 (1962-07-01), Cain
patent: 3161422 (1964-12-01), Wade
patent: 3889979 (1975-06-01), Schmiesing
patent: 3912302 (1975-10-01), Patterson
patent: 5037123 (1991-08-01), Smith
patent: 5286050 (1994-02-01), Stallings et al.

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