Method for lifting a manhole cover

Details Method for lifting a manhole cover Method for lifting a manhole cover

1975-03-25

1976-05-18

Smith, Al Lawrence

Implements or apparatus for applying pushing or pulling force

Miscellaneous

254131, B66F 1100

Patent

active

039572471

ABSTRACT:
A method and apparatus are disclosed for lifting a manhole cover. The apparatus comprises a means for engaging the manhole cover which cooperates with a means for raising and lowering the manhole cover. A pivot means is also provided which cooperates with the means for raising and lowering the manhole cover. According to the method of the invention the pivot means is positioned adjacent one edge of the manhole cover. A lifting means is engaged with the manhole cover and a bar is placed in engagement with the pivot means and the lifting means. Pressure is applied to one end of the bar and the manhole cover is lifted to a position to allow pivoting the manhole cover to a desired position prior to lowering.

REFERENCES:
patent: 339591 (1886-04-01), Stevenson
patent: 2655399 (1953-10-01), McMillan
patent: 3091983 (1963-06-01), Kliss
patent: 3198362 (1965-08-01), Berg
patent: 3270407 (1966-09-01), Araujo

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