Wrench structure

Details Wrench structure Wrench structure

1981-12-28

1984-06-26

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 5729, 81 591, B25B 1700

Patent

active

044558961

ABSTRACT:
A wrench head having an input gear meshed with an output gear, and a universal joint carried on the output gear such that a nut connected to the output gear can be turned within a range of selected angles with respect to the axis of rotation of the input gear.
A ratchet wrench having a ratchet gear and a universal joint supporting a stud, attached to the ratchet gear is also disclosed.

REFERENCES:
patent: 1167948 (1916-01-01), Starrett et al.
patent: 1199662 (1916-09-01), Campbell
patent: 1670547 (1928-05-01), North
patent: 1905388 (1933-04-01), Lamb
patent: 2694953 (1954-11-01), Williams
patent: 2800821 (1957-07-01), Fruscella
patent: 3107504 (1963-10-01), Koss

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