Push-pull coupling for power scrapers

Details Push-pull coupling for power scrapers Push-pull coupling for power scrapers

1979-02-14

1981-05-12

Silverstrim, John P.

Land vehicles

Wheeled

Articulated vehicle

180 14R, B60D 104

Patent

active

042667984

ABSTRACT:
A push-pull coupling (18) for wheel supported power scrapers (10 and 14) has a coupling means (26) supported for cushioned fore-and-aft movement in a mounting frame (21) at the rear of a first power scraper (10) and a power operated bail (39) at the front of a second power scraper (14). The coupling means (26) has a rearwardly facing hook (37) against which a bight (39a) of the bail (39) may push, and a forwardly facing hook (38) against which the bight (39a) of the bail (39) may pull.

REFERENCES:
patent: 1462921 (1923-07-01), Reichmann
patent: 3434738 (1969-03-01), Campbell
patent: 3606388 (1971-09-01), Campbell
patent: 3740080 (1973-06-01), Kuhl
patent: 3977699 (1976-08-01), Wagatsuma
patent: 4018452 (1977-04-01), Wagatsuma

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