Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Patent
1995-04-28
1996-06-04
Smith, James G.
Tools
Wrench, screwdriver, or driver therefor
Handle clutched to head
811779, 811251, B25B 1346
Patent
active
055222870
ABSTRACT:
A socket wrench ratchet handle structure includes an elongated handle body having at least a ratchet head mounted to a first end thereof. The ratchet head has a through hole formed thereon to receive therein a driving member which a first driving plug and a second driving plug extending therefrom to respectively project out of two opposite faces of the ratchet head along opposite directions. The first and second driving plugs are of different specifications for engaging sockets of different specifications so as to allow a single ratchet handle to be used with sockets of two different specifications without the use of an adaptor. The ratchet head is also provided with a direction setting tab on each of the two opposite faces for the convenience of setting the driving direction for both the first and second driving plugs. Further, an orientation adjusting device may be provided between the ratchet head and the handle body to set the socket fit on the driving plugs toward any desired direction. The handle body may be provided on a second end thereof with a second ratchet head of the same structure so as to provide a single ratchet handle with four driving plugs of different specifications. The second ratchet head may be replaced by a single, co-axially-extending driving plug for driving bolts in deep holes. A knuckle joint may be provided between the coaxial driving plug and the handle body.
REFERENCES:
patent: 1578065 (1926-03-01), Bemus et al.
patent: 2803980 (1957-08-01), Vogel
patent: 2851914 (1958-09-01), Zeckzer
patent: 3383962 (1968-05-01), Harris
patent: 4662251 (1987-05-01), Kohal
patent: 5211087 (1993-05-01), Thomason
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