Coating apparatus – Work holders – or handling devices
Reexamination Certificate
2006-04-18
2006-04-18
Edwards, Laura (Department: 1734)
Coating apparatus
Work holders, or handling devices
C118S503000, C118S504000, C118S505000, C118S254000, C269S287000, C269S152000
Reexamination Certificate
active
07029534
ABSTRACT:
An apparatus for spreading liquid liner in the interior of a rocket motor tube, the rocket motor tube having masks attached at both ends of the rocket motor tube, the apparatus including a generally vertical support plate with an opening there through; a flange with a center opening attached to the support plate; a support tube inserted into the center opening of the flange; a stop disposed in the support tube, the stop abutting the support plate and engaging a mask on one end of the rocket motor tube; a retaining funnel that engages a mask on the other end of the rocket motor tube; a retaining ring that threadingly engages the retaining funnel; and at least two clamps attached to the support tube and engaging the retaining ring.
REFERENCES:
patent: 4131051 (1978-12-01), Schaffling
patent: 4185557 (1980-01-01), Gerrish, Jr.
patent: 4564988 (1986-01-01), Norrod
patent: 4736684 (1988-04-01), Byrd et al.
patent: 4803019 (1989-02-01), Graham et al.
patent: 4821511 (1989-04-01), Felix
patent: 5767221 (1998-06-01), Poulter et al.
patent: 2003/0017275 (2003-01-01), Schick et al.
Edwards Laura
The United States of America as represented by the Secretary of
Zimmerman Fredric J.
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