Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Patent
1980-03-17
1981-06-02
Jones, Jr., James L.
Tools
Wrench, screwdriver, or driver therefor
Handle clutched to head
81 583, B25B 1346
Patent
active
042704170
ABSTRACT:
In a preferred embodiment of the invention, a hand wrench handle includes on an end thereof a socket-mounting passage-forming structure having mounted therein a revolvable socket of cylindrical shape shiftable axially along a longitudinal axis of the cylindrically-shaped socket between alternate first and second positions, in a first position circumscribing teeth being engaged with a first ratchet key locking against movement in one of clockwise and counter-clockwise directions, and in a second position circumscribing other teeth being engaged with a second ratchet key locking against movement in a remaining other one of clockwise and counter-clockwise directions, with the socket being intermittently secured in one or the other of the alternate positions and shiftable therebetween by a mounted biasing spring mounted on the socket-mounting passage-forming structure pressing a ball into alternate parallel circumscribing grooves on the outer wall of the socket.
REFERENCES:
patent: 982886 (1911-01-01), Servatius
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