Flushing system for a percussive, fluid-activated apparatus

Details Flushing system for a percussive, fluid-activated apparatus Flushing system for a percussive, fluid-activated apparatus

1992-10-02

1994-05-03

Rada, Rinaldi

Tool driving or impacting

Work cleansing

By motive fluid for drive motor or advance causing or...

173 73, 173 74, 173 78, 173199, B25D 1722

Patent

active

053078810

ABSTRACT:
A debris flushing system for a percussive, fluid-activated apparatus includes a first and second separate and independent flushing system in the apparatus, each flushing system having a separate combination of passageways in the apparatus for fluid communication between an inlet port and a front piston exhaust chamber. Each flushing system has a separate seal and throttle combination for opening and closing its own passageways. A third, independent flushing system for flushing water can be added to the apparatus.

REFERENCES:
patent: 752819 (1904-02-01), Brothers
patent: 830744 (1906-09-01), Shaw
patent: 1003018 (1911-09-01), Waugh
patent: 1551098 (1925-08-01), Gilman
patent: 1558303 (1925-10-01), Smickle
patent: 1614026 (1929-01-01), Gartin
patent: 1692934 (1928-11-01), Gartin
patent: 1700418 (1929-01-01), Penberthy
patent: 1703841 (1920-01-01), Gartin
patent: 2003121 (1935-05-01), Schorle
patent: 2251224 (1941-07-01), Curtis
patent: 2784701 (1957-03-01), O'Farrell
patent: 3132703 (1964-05-01), Larcen
patent: 4854393 (1989-08-01), Palet

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