Implements or apparatus for applying pushing or pulling force – Hoisting truck – Platform type
Patent
1976-02-19
1977-08-23
Smith, Al Lawrence
Implements or apparatus for applying pushing or pulling force
Hoisting truck
Platform type
254131, B66F 300
Patent
active
040435369
ABSTRACT:
A rollable jack for positioning a door in lateral and vertical alignment for hanging on hinges while leaving the hands free to perform the hanging operation, the jack including an elongated handle, a bracket attached to the handle for supporting the door, and a stirrup terminating cable for inserting the foot to pivot the jack thereby raising the door to the level of the door hinges for positioning the mounting pins in the hinges.
REFERENCES:
patent: 2473873 (1949-06-01), Fosbender
patent: 2576016 (1951-11-01), Janusz
patent: 2989286 (1961-06-01), Gillespie
patent: 3235227 (1966-02-01), Toffolon
patent: 3467405 (1969-09-01), Fogg
patent: 3871054 (1975-03-01), Schaefer
Smith Al Lawrence
Watson Robert C.
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