Title:
DRIVER WITH BUILT-IN GEAR INCREASING ROTATION IN THE SAME DIRECTION
Document Type and Number:
Japanese Patent JPH0890435
Kind Code:
A
Abstract:
PURPOSE: To make screwing capable even with a small amount of turning a driver, when a screw is screwed in.
CONSTITUTION: A driver is constituted of three parts, a handle 1, a grip part 2 and a driver shaft 3, to fix a gear shaft 5 to the handle 1 so as to enable a gear 4 to freely rotate. Inner ring teeth 6 are fixed to the grip part 2. A gear 7 is mounted on the driver shaft 3 so as to transmit rotation of the gear 4.
Inventors:
NAGAYAMA KIYOO
Application Number:
JP26603094A
Publication Date:
April 09, 1996
Filing Date:
September 22, 1994
Export Citation:
Assignee:
NAGAYAMA KIYOO
International Classes:
B25B17/00; (IPC1-7): B25B17/00