HAND-HELD TOOL DEVICE EQUIPPED WITH TORQUE LIMITER

Title:

HAND-HELD TOOL DEVICE EQUIPPED WITH TORQUE LIMITER

Document Type and Number:

Japanese Patent JP2004034286

Kind Code:

A

Abstract:

To provide a hand-held tool device such as an electric screwdriver equipped with a torque limiter capable of precisely and accurately setting a torque value in advance, and capable of being produced economically at a low cost.

This hand-held tool device is provided with a housing 1 and the torque limiter 2, and the torque limiter 2 includes an adjustment mechanism 4 for adjusting the torque value of a driving shaft 3 for driving a tool. The adjustment mechanism 4 is provided with a rotatable adjustment sleeve 5 having a control cam 6; and a control member 7 provided in the housing 1 in such a manner of being diplacable along the axial direction with respect to a rotating axis D of the adjustment sleeve 5, and sliding with the control cam 6 so as to adjust the torque value. The control cam 6 is provided with at least two control cam parts 6a and 6b. Further, the control member 7 is provided with at least two contactors 8a and 8b incorporating with the corresponding control cam parts 6a and 6b.

Inventors:

SPIELMANN DAVID
LAUBE CHRISTIAN
BREITENMOSER ARMIN

Application Number:

JP2003270677A

Publication Date:

February 05, 2004

Filing Date:

July 03, 2003

Export Citation:

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Assignee:

HILTI AG

International Classes:

B25B23/14; F16D7/04; F16D43/20; F16H35/10; B25B23/157; G01L5/24; (IPC1-7): B25B23/157; F16D7/04; F16D43/20; F16H35/10

Domestic Patent References:

JPS63200975A

1988-08-19

Attorney, Agent or Firm:

Kosaku Sugimura

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