Thread insert having detachable tongue
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United States of America Patent
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-
Jan 9, 2001
Grant Date -
N/A
app pub date -
Sep 9, 1999
filing date -
Sep 18, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
The thread insert of the present invention comprises a helical body having a front end portion (3) and a back end portion (6), and a detachable tongue (4) connected to the front end portion (3) of the helical body, and a pair of engaging notches (10) are formed in the back end portion (6). A female thread (2) is formed on an inner surface of the helical body, a male thread (1) is formed on an outer surface of the helical body. The detachable tongue (4) has a circular portion (3a) having an outer diameter which is smaller than that of the helical body. A cutting notch (11) is formed between the front end portion (3) and the circular portion (3a) on at least one of a surface facing backward and a inner surface of the helical body.
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