Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Patent
1981-11-12
1984-02-07
Jones, Jr., James L.
Tools
Wrench, screwdriver, or driver therefor
Handle clutched to head
B25B 1300
Patent
active
044295987
ABSTRACT:
A reversible wrench with a selector which may be shifted to determine the directions in which the wrench will drive and slip. A polygonal opening is located in the wrench. A socket driver is located in this opening with a roller for each polygonal intersection point located between the polygonal opening and the driver. A pair of energizer springs are located between each contiguous pair of rollers and a separator affixed to the selector is located between each pair of springs.
REFERENCES:
patent: 2061288 (1936-11-01), Murry
patent: 3362267 (1968-01-01), Rozmus
patent: 3621739 (1971-11-01), Seablom
Jones Jr. James L.
Maier John
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