Indicator-nut threaded coupling with load-indicating device adap

Details Indicator-nut threaded coupling with load-indicating device adap Indicator-nut threaded coupling with load-indicating device adap

1991-02-14

1992-02-18

Wilson, Neill R.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

With means to indicate application of predetermined...

Axially deformable member or portion

411 14, 116212, 405260, F16D 3102, E21D 2002

Patent

active

050888668

ABSTRACT:
A indicating-nut threaded coupling with load-indicating device (1) adapted to be arranged in particular on grouted anchors for mining or the like and in order to obtain a simple solution which is advantageous in use a free space is formed by at least one groove (4) equipped with a fold bottom (5), the groove being arranged in the outer wall (3) of a bushing (2) which extends spaced from the outer surface of the anchor.

REFERENCES:
patent: 3174386 (1965-03-01), Lewis
patent: 4289061 (1981-09-01), Emmett
patent: 4889457 (1989-12-01), Hageman
patent: 4954018 (1990-09-01), Gauna
patent: 4984937 (1991-01-01), Karpellus

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