Gear cutting – milling – or planing – Milling – Randomly manipulated – work supported – or work following device
Reexamination Certificate
2009-09-22
2010-10-12
Cadugan, Erica E (Department: 3726)
Gear cutting, milling, or planing
Milling
Randomly manipulated, work supported, or work following device
C409S192000, C409S138000, C409S200000, C082S113000, C082S131000, C030S097000, C029S03300H
Reexamination Certificate
active
07811034
ABSTRACT:
A mobile device for simultaneously cutting, chamfering and grooving a pipe. The device having a frame, at least one pipe collet-clamp attached to the frame and defining a principal axis, a split carriage rotatably mounted with respect to the frame about the axis and adjacent to the clamp(s), a router affixed to the split carriage and having a cutting-chamfering bit, a grooving router and a drive motor for rotating the carriage. The routers orbit around the pipe and simultaneously cuts the pipe into two chamfered pipes with grooves. A method is also provided for cutting through a pipe, chamfering the cut ends thereof and grooving the pipe.
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Machine Translation of JP 2002-233908, which JP '908 was published in Aug. 2002.
Certain Teed C900/RJ Engineering Specifications (4 pages), undated. <http://www.certainteed.com/resources/c900rjengineeringspecs.pdf>.
Cadugan Erica E
Jansson & Shupe & Munger Ltd.
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