Measuring device

Details Measuring device Measuring device

2006-04-04

2006-04-04

Noori, Max (Department: 2855)

Measuring and testing

Specimen stress or strain, or testing by stress or strain...

Threaded fastener stress

C073S762000

Reexamination Certificate

active

07021153

ABSTRACT:
A measuring device (1; 21; 33) for controlling an installation torque of a fastening element (4; 32) and securable to engagement means (3; 35) of the fastening element (4; 32), includes an indicator (5; 24) for a visual display of the installation torque, a plurality of microcapsules filled with a dispersible color die and supported on the indicator (5; 24), and a transparent, at least regionwise, covering (7.1; 7.2; 22) provided on an outer surface of the indicator (5; 24); and an opening (27) through which a fastening element (4; 32) can extend.

REFERENCES:
patent: 3948141 (1976-04-01), Shinjo
patent: 6425718 (2002-07-01), Herr et al.
patent: 6609865 (2003-08-01), Daigneault
patent: 7821489 (1978-07-01), None
patent: 3148730 (1983-07-01), None
patent: 9311897 (1993-10-01), None
patent: 0910750 (1999-04-01), None
patent: 2194062 (1988-02-01), None

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