|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||81/438 ; 145/61L ; 145/62 ; 145/71|
|발명자 / 주소|
|인용정보||피인용 횟수 : 67 인용 특허 : 0|
A screwdriver or like hand tool has interchangeable tips or bits storable in a groove or recess in a handle, and a foldable auxiliary lever for increased torque which is pivotable into another recess in the handle. The interchangeable tips or bits and the lever are magnetically releasibly retained in their recesses. Bits fit into and are magnetically retained in a socket at the end of a shaft rotatably mounted in the handle. The lever in its inwardly pivoted storage position keys the shaft to the handle. A reversible ratchet is provided. The tool may be ...
A turning tool comprising: a handle rotatably mounted on a shaft having an axis, a housing rotatably mounted on the shaft, a ferrule coaxial with and secured to the shaft to rotate therewith, releasable means in the housing cooperable with the secured ferrule to drive the shaft, a first recess in the handle parallel to said axis and having an open end, a plurality of interchangeable tips storable in the first recess in end-to-end relation, handle magnet means protruding from the handle to partially overly said open end of the first recess and to contact ...