Title:
SCREWDRIVER
Document Type and Number:
Japanese Patent JP3448093
Kind Code:
B2
Abstract:
PURPOSE: To facilitate operations using a screwdriver in a variety of working spaces and to increase the portability of the screwdriver.
CONSTITUTION: A screwdriver is provided with a control force transmission shaft 3 to one end of which a control grip 4 serving as an example of an input portion can be connected and to the other end of which a tool main body 6 can be attached. The control force transmission shaft 3 comprises a rigid rotating cylinder 10; a flexible shaft 12 that is inserted into the rotating cylinder 10 and can be elsatically curved; a rigid inside element 17 that is fitted over one end of the flexible shaft 12 and secured in place; a rigid outside element 18 that is fitted over the other end of the flexible shaft 12 and secured in place; and a lock 26 by which either the inside or outside element 17, 18 is selectively and freely removably locked in an opening 13 in the rotating cylinder 10. The grip 4 can be connected to either one of the other end of the rotating cylinder 10 and the outside element 18, and the tool main body 6 can be attached to the other.
Inventors:
Kazushi Miyake
Application Number:
JP4485394A
Publication Date:
September 16, 2003
Filing Date:
February 18, 1994
Export Citation:
Assignee:
Sunflex Co., Ltd.
International Classes:
B25B15/00; B25B21/00; (IPC1-7): B25B15/00; B25B21/00
Domestic Patent References:
JP352074U | ||||
JP55175073U | ||||
JP138631B2 | ||||
JP5614053Y2 |
Attorney, Agent or Firm:
Tadao Sawada