Tapered turning lathe

Details Tapered turning lathe Tapered turning lathe

2006-03-22

2011-11-08

Fridie, Jr., Will (Department: 3724)

Turning

Portable lathe for pipe turning

C082S117000

Reexamination Certificate

active

08051753

ABSTRACT:
A radially adjustable drive bracket (126) is affixed to, and rotatable with the drive gear (32), and a radially adjustable support bracket (128) is affixed to, and rotatable with the driven gear (42). A pair of parallel slide rails (30) are coupled at opposite ends to the drive bracket (126) and support bracket (128). A cutting head assembly (28) is slidably mounted on the slide rails (30), wherein a threaded lead screw (124) carrying a traveling nut (134) thereon causes longitudinal displacement of the cutting head assembly (28) along the slide rails (30). A cam arm (140) coupled through a one-way clutch to the lead screw (124) and adapted to be actuated by a tripper assembly (136) mounted so as to engage the cam arm (140) during orbiting movement of the drive and driven gear (32,42).

REFERENCES:
patent: 4359917 (1982-11-01), Wilger et al.
patent: 5660093 (1997-08-01), Ricci
patent: 6065378 (2000-05-01), Ricci
patent: D436606 (2001-01-01), Ricci
patent: 6615696 (2003-09-01), Ricci et al.
patent: 6799494 (2004-10-01), Ricci et al.
patent: 6901828 (2005-06-01), Ricci
The International Search Report and Written Opinion in connection with PCT/US2006/010316, with a mailing date of Jul. 30, 2008.

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