Trailer pulling apparatus

Details Trailer pulling apparatus Trailer pulling apparatus

2005-05-10

2005-05-10

Morris, Lesley D. (Department: 3611)

Land vehicles

Wheeled

Articulated vehicle

C280S479200

Reexamination Certificate

active

06889994

ABSTRACT:
A trailer pulling apparatus consisting of a quill having a bore and having an outer surface; a trailer mount fixedly attached to the outer surface of the quill; a tongue having forward and rearward ends, the tongue slidably extending through the bore of the quill; a hitch fixedly attached to the forward end of the tongue; and an automatically disengagable slide controlling spring latch connected operably to the quill and to the tongue, the spring latch automatically locking the tongue with respect to the quill upon successive rearward and forward motions of the tongue through the quill.

REFERENCES:
patent: 2929643 (1960-03-01), Merchant
patent: 3635495 (1972-01-01), Orendorff
patent: 3738684 (1973-06-01), Lusk
patent: 3979133 (1976-09-01), Morris
patent: 4175768 (1979-11-01), Thackray
patent: 4269429 (1981-05-01), Eichstadt
patent: 4603878 (1986-08-01), Smith, Jr.
patent: 5322315 (1994-06-01), Carsten
patent: 5895066 (1999-04-01), Headlee
patent: 6068281 (2000-05-01), Szczypski
patent: 6170852 (2001-01-01), Kimbrough
patent: 6502845 (2003-01-01), Van Vleet

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