Multi-Port Transmission Line Connector
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United States of America Patent
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N/A
Issued Date -
Dec 2, 2010
app pub date -
Oct 22, 2008
filing date -
Dec 3, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A multi-port transmission line connector (10) having a body (11) which has at least four ports and channels (12, 14, 16, 17) therein for connecting one signal transmission line (20) with multiple signal transmission lines (20) in a blasting system for transferring blasting signals, the at least four ports (24, 26, 27, 28) having a bore therethrough in which is located an inner sleeve (30) of deformable material and located between the inner sleeve (30) and the body (11) a crimpable secondary sleeve (32) such that, in use, when a shock tube (20) has been inserted into the port (24, 26, 27, 28) and passes through the inner sleeve (30), a portion of the secondary sleeve (32) is crimped thereby to deform the inner sleeve (30) and to seal against the shock tube (20) thereby retaining the shock tube (20) in position and inhibiting the ingress of water into the connector (10) through said port (24, 26, 27, 28). The connector (10) may have 5 ports (24, 26, 27, 28). The invention extends to a system and method using the connector (10).
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