Stake extractor device with a double-handed cross handle

Details Stake extractor device with a double-handed cross handle Stake extractor device with a double-handed cross handle

1993-08-09

1995-01-10

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Nail extractor type

Hammer and anvil

29254, B23P 1904, B66F 1500

Patent

active

053799860

ABSTRACT:
A stake extractor device includes an elongated inner tube having a square cross-section and upper and lower ends, an elongated outer tube being shorter in length than the inner tube, the outer tube having a square cross-section and being fitted over the inner tube and slidable therealong between the upper and lower ends thereof, an upper stop element attached on the upper end of the inner tube so as to limit upward movement of the outer tube relative to the lower tube, a lower coupler element attached on the lower end of the inner tube so as to limit downward movement of the outer tube relative to the lower tube and being configured to receive a head portion of an object to be pulled, and handle members secured at inner ends to the outer tube next to an upper end thereof and extending in opposite directions from and in transverse relation to the outer tube. The handles are used for gripping by both hands of a user to move the outer tube relative to the inner tube in order to pull the object.

REFERENCES:
patent: 103330 (1870-05-01), Heusser
patent: 1747053 (1930-02-01), Colerick
patent: 2754585 (1956-07-01), Green
patent: 2779089 (1957-01-01), Allen
patent: 3169010 (1965-02-01), Crawford, Jr.
patent: 3211240 (1965-10-01), Smitter et al.
patent: 3280455 (1966-10-01), Smith
patent: 3529497 (1970-09-01), Brooks
patent: 3791012 (1974-02-01), Jenkin
patent: 4034594 (1977-07-01), Morgan
patent: 4283827 (1981-08-01), Abel
patent: 4454792 (1984-06-01), Burris
patent: 4669341 (1987-06-01), Small

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