Screwdriver

Details Screwdriver Screwdriver

1998-03-03

1999-07-20

Eley, Timothy V.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 573, B25B 1700

Patent

active

059243392

ABSTRACT:
A screwdriver is disclosed. It includes a grip, a connecting stem, a receiving member, a transmission shaft and a rotary wheel. In general using state, a user can quickly tighten a screw. In the case that a great torque is necessary, the grip of the screwdriver is depressed to connect the connecting stem with the transmission shaft so as to obtain greater torque. When depressing the grip, the using state will be affected and the screwdriver can be used conveniently. The sleeves can be received in the chambers of the grip, while the screwdriver heads can be received in the receptacles of the receiving member. The cap member and stopper member are both transparent, permitting the user to observe the positions of the respective tools. Therefore, the user can easily quickly locate the necessary tools. Moreover, the tools are safely stored without possibility of missing.

REFERENCES:
patent: 5289743 (1994-03-01), Cirami
patent: 5406866 (1995-04-01), Badiali

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