Lightweight, high pressure fastener installation tool and system
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United States of America Patent
Stats
-
May 13, 1986
Grant Date -
N/A
app pub date -
Jul 3, 1985
filing date -
Jul 3, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A piston-cylinder, pull type installation tool operable from a source of high hydraulic pressure for setting large diameter swage type fasteners including a pin and a collar by application of a relative axial force thereto with the tool having a pair of piston-cylinder combinations arranged in tandem with both of the piston-cylinders being utilized to provide the pull force to swage the collar to the pin and with only one of the piston-cylinders being utilized to provide the collar ejection force to eject the collar from the tool and with at least some of the hydraulic porting being provided through the tandem piston construction.
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