Land vehicles – Wheeled – Articulated vehicle
Patent
1997-11-17
1999-11-09
Mai, Lanna
Land vehicles
Wheeled
Articulated vehicle
248486, 2482771, 359872, G02B 508
Patent
active
059799277
ABSTRACT:
An apparatus for aligning hitches of towing vehicles and towed vehicles consisting of a base box detachably fastened to a trailer tongue. A scissors lift consisting of a series of levers is pivotally connected in the base box and a top box is pivotally mounted on the upper portion of the scissors lift. When the top box is lifted, the top box, having a mirror fastened to the underside, is set at a 45.degree. angle to focus the relative positions of the hitch ball and the hitch cup in the rear view mirror of the towing vehicle for alignment.
REFERENCES:
patent: 1391491 (1921-09-01), O'Donnell
patent: 1594147 (1926-07-01), Barrows
patent: 2452375 (1948-10-01), Hirshbergh
patent: 2623435 (1952-12-01), Geis
patent: 3332731 (1967-07-01), Penk
patent: 5309289 (1994-05-01), Johnson
patent: 5657175 (1997-08-01), Brewington
patent: 5784213 (1998-07-01), Howard
Lerner Avraham H.
Lukasik Frank A.
Mai Lanna
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