Handle tool with high sensitive electronic strain measurement

Details Handle tool with high sensitive electronic strain measurement Handle tool with high sensitive electronic strain measurement

2006-09-12

2006-09-12

Noori, Max (Department: 2855)

Measuring and testing

Dynamometers

Responsive to torque

Reexamination Certificate

active

07104144

ABSTRACT:
A handle tool with high sensitive electronic strain measurement comprises a driving portion for driving an object; a handle connected to the driving portion; the handle having an integrating element; a first groove and a second groove being formed at two sides of the handle and are near the driving portion; a length of the first groove being greater than that of the second groove; a strain gauge being embedded in the first groove; the strain gauge being electrically connected to the integrating element; the strain gauge being deformable with the deformation of handle of the tool body; the twisting force applied to the handle being calculated by the integrating element. A display and at least one adjusting button are installed on the integrating element; the display serves for displaying the twisting force calculated on by the integrating element and the adjusting button serves to change the display unit or calibration or reset.

REFERENCES:
patent: 4641538 (1987-02-01), Heyraud
patent: 5501107 (1996-03-01), Snyder et al.
patent: 6928885 (2005-08-01), Shiao et al.

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