ELECTRIC SCREWDRIVER OPERATION INFORMATION INDICATOR AND ELECTRIC SCREWDRIVER WITH OPERATION INFORMATION DISPLAY FUNCTION

WIPO Patent Application WO/2015/060285

A1

[Problem] To provide an electric screwdriver operation information indicator that can be externally attached with ease to existing electric screwdrivers of various kinds. [Solution] An electric screwdriver operation information indicator (50) that is externally attached to an electric screwdriver (10) and displays information regarding operations of an electric screwdriver (10), wherein an indicator housing (58) is fixed to a supporting/fixing member (52), said member being designed to be fixed to the outer periphery (18) of a screwdriver housing (12) of the electric screwdriver (10), thereby retaining the indicator housing at a position posterior to the rear end (14) of the electric screwdriver (10). A display control circuit (78) disposed inside the indicator housing (58) is connected to an electric screwdriver drive control circuit (22) and/or an external control circuit and receives a signal from the circuits. The display control circuit (78) transmits a signal regarding an operation of the electric screwdriver (10) on the basis of the received signal in order to display the information regarding the operation of the electric screwdriver (10) on an operation information display part (68).

HITA HIROKAZU (JP)

PCT/JP2014/077909

April 30, 2015

October 21, 2014

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NITTO KOHKI CO (JP)

B25B23/14; B25F5/00

JPH0976166A	1997-03-25
JPS5917902U	1984-02-03
JP2013071219A	2013-04-22
US5894095A	1999-04-13
JP2007111796A	2007-05-10
JPH0683272U	1994-11-29
JPH0578855B2	1993-10-29

See also references of EP 3061573A4

ITOH, Shigeru et al. (JP)
Shigeru Ito (JP)

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